a2p                  (1)  - Awk to Perl translator
a64l                 (3)  - convert between long and base-64
a64l                 (3p)  - convert between a 32-bit integer and a radix-64 ASCII string
ab                   (1)  - Apache HTTP server benchmarking tool
abbrev [Text::Abbrev] (3pm)  - create an abbreviation table from a list
abort                (3)  - cause abnormal program termination
abort                (3p)  - generate an abnormal process abort
abs                  (3)  - compute the absolute value of an integer
abs                  (3p)  - return an integer absolute value
accept               (2)  - accept a connection on a socket
accept               (3p)  - accept a new connection on a socket
access               (2)  - check user's permissions for a file
access               (3p)  - determine accessibility of a file
acct                 (2)  - switch process accounting on or off
acct                 (5)  - execution accounting file
acos                 (3)  - arc cosine function
acos                 (3p)  - arc cosine functions
acosf [acos]         (3)  - arc cosine function
acosf [acos]         (3p)  - arc cosine functions
acosh                (3)  - inverse hyperbolic cosine function
acosh                (3p)  - inverse hyperbolic cosine functions
acoshf [acosh]       (3)  - inverse hyperbolic cosine function
acoshf [acosh]       (3p)  - inverse hyperbolic cosine functions
acoshl [acosh]       (3)  - inverse hyperbolic cosine function
acoshl [acosh]       (3p)  - inverse hyperbolic cosine functions
acosl [acos]         (3)  - arc cosine function
acosl [acos]         (3p)  - arc cosine functions
addftinfo            (1)  - add information to troff font files for use with groff
addmntent [getmntent] (3)  - get file system descriptor file entry
addpart              (8)  - simple wrapper around the add partition ioctl
addr2line            (1)  - convert addresses into file names and line numbers
addseverity          (3)  - introduce new severity classes
adjtimex             (2)  - tune kernel clock
AF_LOCAL [unix]      (7)  - Sockets for local interprocess communication
afs_syscall [unimplemented] (2)  - unimplemented system calls
__after_morecore_hook [malloc_hook] (3)  - malloc debugging variables
AF_UNIX [unix]       (7)  - Sockets for local interprocess communication
agetty               (8)  - alternative Linux getty
aio_cancel           (3)  - cancel an outstanding asynchronous I/O request
aio_cancel           (3p)  - cancel an asynchronous I/O request (REALTIME)
aio_error            (3)  - get error status of asynchronous I/O operation
aio_error            (3p)  - retrieve errors status for an asynchronous I/O operation (REALTIME)
aio_fsync            (3)  - asynchronous file synchronization
aio_fsync            (3p)  - asynchronous file synchronization (REALTIME)
aio.h [aio]          (0p)  - asynchronous input and output (REALTIME)
aio_read             (3)  - asynchronous read
aio_read             (3p)  - asynchronous read from a file (REALTIME)
aio_return           (3)  - get return status of asynchronous I/O operation
aio_return           (3p)  - retrieve return status of an asynchronous I/O operation (REALTIME)
aio_suspend          (3p)  - wait for an asynchronous I/O request (REALTIME)
aio_suspend          (3)  - wait for asynchronous I/O operation or timeout
aio_write            (3)  - asynchronous write
aio_write            (3p)  - asynchronous write to a file (REALTIME)
alarm                (2)  - set an alarm clock for delivery of a signal
alarm                (3p)  - schedule an alarm signal
alias                (1p)  - define or display aliases
alias [builtins]     (1)  - bash built-in commands, see bash(1)
aliases              (5)  - aliases file for sendmail
alloca               (3)  - memory allocator
alloc_hugepages      (2)  - allocate or free huge pages
alphasort [scandir]  (3)  - scan a directory for matching entries
alternatives         (8)  - maintain symbolic links determining default commands
AnyDBM_File          (3pm)  - provide framework for multiple DBMs
apachectl            (8)  - Apache HTTP Server Control Interface
apropos              (1)  - search the whatis database for strings
ar                   (1)  - create, modify, and extract from archives
ar                   (1p)  - create and maintain library archives
arch                 (1)  - print machine architecture
arch_prctl           (2)  - set architecture specific thread state
argz_add             (3)  - functions to handle an argz list
argz_add_sep [argz_add] (3)  - functions to handle an argz list
argz_append [argz_add] (3)  - functions to handle an argz list
argz_count [argz_add] (3)  - functions to handle an argz list
argz_create [argz_add] (3)  - functions to handle an argz list
argz_create_sep [argz_add] (3)  - functions to handle an argz list
argz_delete [argz_add] (3)  - functions to handle an argz list
argz_extract [argz_add] (3)  - functions to handle an argz list
argz_insert [argz_add] (3)  - functions to handle an argz list
argz_next [argz_add] (3)  - functions to handle an argz list
argz_replace [argz_add] (3)  - functions to handle an argz list
argz_stringify [argz_add] (3)  - functions to handle an argz list
arp                  (7)  - Linux ARP kernel module
arp                  (8)  - manipulate the system ARP cache
arpa/inet.h [inet]   (0p)  - definitions for internet operations
arping               (8)  - send ARP REQUEST to a neighbour host
asa                  (1p)  - interpret carriage-control characters
AS [as]              (1)  - the portable GNU assembler
ascii                (7)  - the ASCII character set encoded in octal, decimal, and hexadecimal
asctime              (3p)  - convert date and time to a string
asctime [ctime]      (3)  - transform date and time to broken-down time or ASCII
asctime_r [asctime]  (3p)  - convert date and time to a string
asctime_r [ctime]    (3)  - transform date and time to broken-down time or ASCII
asin                 (3)  - arc sine function
asin                 (3p)  - arc sine function
asinf [asin]         (3)  - arc sine function
asinf [asin]         (3p)  - arc sine function
asinh                (3)  - inverse hyperbolic sine function
asinh                (3p)  - inverse hyperbolic sine functions
asinhf [asinh]       (3)  - inverse hyperbolic sine function
asinhf [asinh]       (3p)  - inverse hyperbolic sine functions
asinhl [asinh]       (3)  - inverse hyperbolic sine function
asinhl [asinh]       (3p)  - inverse hyperbolic sine functions
asinl [asin]         (3)  - arc sine function
asinl [asin]         (3p)  - arc sine function
asn1parse            (1ssl)  - ASN.1 parsing tool
aspell               (1)  - interactive spell checker
aspell-import        (1)  - import old personal dictionaries into GNU Aspell
asprintf             (3)  - print to allocated string
assert               (3)  - abort the program if assertion is false
assert               (3p)  - insert program diagnostics
assert.h [assert]    (0p)  - verify program assertion
assert_perror        (3)  - test errnum and abort
at                   (1p)  - execute commands at a later time
atan2                (3)  - arc tangent function of two variables
atan2                (3p)  - arc tangent functions
atan2f [atan2]       (3)  - arc tangent function of two variables
atan2f [atan2]       (3p)  - arc tangent functions
atan2l [atan2]       (3)  - arc tangent function of two variables
atan2l [atan2]       (3p)  - arc tangent functions
atan                 (3)  - arc tangent function
atan                 (3p)  - arc tangent function
atanf [atan]         (3)  - arc tangent function
atanf [atan]         (3p)  - arc tangent function
atanh                (3)  - inverse hyperbolic tangent function
atanh                (3p)  - inverse hyperbolic tangent functions
atanhf [atanh]       (3)  - inverse hyperbolic tangent function
atanhf [atanh]       (3p)  - inverse hyperbolic tangent functions
atanhl [atanh]       (3)  - inverse hyperbolic tangent function
atanhl [atanh]       (3p)  - inverse hyperbolic tangent functions
atanl [atan]         (3)  - arc tangent function
atanl [atan]         (3p)  - arc tangent function
atexit               (3p)  - register a function to run at process termination
atexit               (3)  - register a function to be called at normal program termination
atof                 (3)  - convert a string to a double
atof                 (3p)  - convert a string to a double-precision number
atoi                 (3)  - convert a string to an integer
atoi                 (3p)  - convert a string to an integer
atol                 (3p)  - convert a string to a long integer
atol [atoi]          (3)  - convert a string to an integer
atoll [atoi]         (3)  - convert a string to an integer
atoll [atol]         (3p)  - convert a string to a long integer
atoq [atoi]          (3)  - convert a string to an integer
Attribute::Handlers  (3pm)  - Simpler definition of attribute handlers
attributes           (3pm)  - get/set subroutine or variable attributes
attrs                (3pm)  - set/get attributes of a subroutine (deprecated)
auditctl             (8)  - a utility to assist controlling the kernel's audit system
auditd               (8)  - The Linux audit daemon
auditd.conf [auditd] (8)  - audit daemon configuration file
aureport             (8)  - a tool that produces summary reports of audit daemon logs
ausearch             (8)  - a tool to query audit daemon logs
authconfig           (8)  - an interface for configuring system authentication resources
AutoLoader           (3pm)  - load subroutines only on demand
AutoSplit            (3pm)  - split a package for autoloading
autouse              (3pm)  - postpone load of modules until a function is used
autrace              (8)  - a program similar to strace
avcstat              (8)  - Display SELinux AVC statistics
awk                  (1p)  - pattern scanning and processing language
B                    (3pm)  - The Perl Compiler
badblocks            (8)  - search a device for bad blocks
base                 (3pm)  - Establish IS-A relationship with base classes at compile time
basename             (1p)  - return non-directory portion of a pathname
basename             (1)  - strip directory and suffix from filenames
basename             (3)  - Parse pathname components
basename             (3p)  - return the last component of a pathname
basename [File::Basename] (3pm)  - extract just the filename from a path
bash                 (1)  - GNU Bourne-Again SHell
bashbug              (1)  - report a bug in bash
bash [builtins]      (1)  - bash built-in commands, see bash(1)
bash [sh]            (1)  - GNU Bourne-Again SHell
B::Asmdata           (3pm)  - Autogenerated data about Perl ops, used to generate bytecode
B::Assembler         (3pm)  - Assemble Perl bytecode
batch                (1p)  - schedule commands to be executed in a batch queue
B::Bblock            (3pm)  - Walk basic blocks
B::Bytecode          (3pm)  - Perl compiler's bytecode backend
bc                   (1p)  - arbitrary-precision arithmetic language
B::C                 (3pm)  - Perl compiler's C backend
B::CC                (3pm)  - Perl compiler's optimized C translation backend
bcmp                 (3)  - compare byte sequences
bcmp                 (3p)  - memory operations (LEGACY)
bcmp [bstring]       (3)  - byte string operations
B::Concise           (3pm)  - Walk Perl syntax tree, printing concise info about ops
bcopy                (3)  - copy byte sequence
bcopy                (3p)  - memory operations (LEGACY)
bcopy [bstring]      (3)  - byte string operations
B::Debug             (3pm)  - Walk Perl syntax tree, printing debug info about ops
B::Deparse           (3pm)  - Perl compiler backend to produce perl code
bdflush              (2)  - start, flush, or tune buffer-dirty-flush daemon
B::Disassembler      (3pm)  - Disassemble Perl bytecode
Benchmark            (3pm)  - benchmark running times of Perl code
bg                   (1p)  - run jobs in the background
bg [builtins]        (1)  - bash built-in commands, see bash(1)
bigint               (3pm)  - Transparent BigInteger support for Perl
bignum               (3pm)  - Transparent BigNumber support for Perl
bigrat               (3pm)  - Transparent BigNumber/BigRational support for Perl
bind                 (2)  - bind a name to a socket
bind                 (3p)  - bind a name to a socket
bind [builtins]      (1)  - bash built-in commands, see bash(1)
bindresvport         (3)  - bind a socket to a privileged IP port
biosdecode           (8)  - BIOS information decoder
blib                 (3pm)  - Use MakeMaker's uninstalled version of a package
B::Lint              (3pm)  - Perl lint
blkid                (8)  - command-line utility to locate/print block device attributes
blockdev             (8)  - call block device ioctls from the command line
booleans             (8)  - Policy booleans enable runtime customization of SELinux policy
bootparam            (7)  - Introduction to boot time parameters of the Linux kernel
boot-scripts [boot]  (7)  - General description of boot sequence
break                (1p)  - exit from for, while, or until loop
break [builtins]     (1)  - bash built-in commands, see bash(1)
break [unimplemented] (2)  - unimplemented system calls
brk                  (2)  - change data segment size
bsd_signal           (3p)  - simplified signal facilities
bsearch              (3)  - binary search of a sorted array
bsearch              (3p)  - binary search a sorted table
B::Showlex           (3pm)  - Show lexical variables used in functions or files
B::Stackobj          (3pm)  - Helper module for CC backend
B::Stash             (3pm)  - show what stashes are loaded
B::Terse             (3pm)  - Walk Perl syntax tree, printing terse info about ops
btowc                (3)  - convert single byte to wide character
btowc                (3p)  - single byte to wide character conversion
btree                (3)  - btree database access method
builtin [builtins]   (1)  - bash built-in commands, see bash(1)
: [builtins]         (1)  - bash built-in commands, see bash(1)
. [builtins]         (1)  - bash built-in commands, see bash(1)
[ [builtins]         (1)  - bash built-in commands, see bash(1)
bunzip2              (1)  - a block-sorting file compressor, v1.0.2
bunzip2 [bzcat]      (1)  - a block-sorting file compressor, v1.0.2
bunzip2 [bzip2]      (1)  - a block-sorting file compressor, v1.0.2
bunzip2 [bzip2recover] (1)  - a block-sorting file compressor, v1.0.2
B::Xref              (3pm)  - Generates cross reference reports for Perl programs
ByteLoader           (3pm)  - load byte compiled perl code
bytes                (3pm)  - Perl pragma to force byte semantics rather than character semantics
bzcat                (1)  - decompresses files to stdout
bzcat [bunzip2]      (1)  - decompresses files to stdout
bzcat [bzip2]        (1)  - decompresses files to stdout
bzcat [bzip2recover] (1)  - decompresses files to stdout
bzcmp                (1)  - compare bzip2 compressed files
bzcmp [bzdiff]       (1)  - compare bzip2 compressed files
bzdiff               (1)  - compare bzip2 compressed files
bzdiff [bzcmp]       (1)  - compare bzip2 compressed files
bzegrep [bzgrep]     (1)  - search possibly bzip2 compressed files for a regular expression
bzero                (3p)  - memory operations (LEGACY)
bzero                (3)  - write zero bytes
bzero [bstring]      (3)  - byte string operations
bzfgrep [bzgrep]     (1)  - search possibly bzip2 compressed files for a regular expression
bzgrep               (1)  - search possibly bzip2 compressed files for a regular expression
bzip2                (1)  - a block-sorting file compressor, v1.0.2
bzip2 [bunzip2]      (1)  - a block-sorting file compressor, v1.0.2
bzip2 [bzcat]        (1)  - a block-sorting file compressor, v1.0.2
bzip2 [bzip2recover] (1)  - a block-sorting file compressor, v1.0.2
bzip2recover         (1)  - recovers data from damaged bzip2 files
bzip2recover [bunzip2] (1)  - recovers data from damaged bzip2 files
bzip2recover [bzcat] (1)  - recovers data from damaged bzip2 files
bzip2recover [bzip2] (1)  - recovers data from damaged bzip2 files
bzless               (1)  - file perusal filter for crt viewing of bzip2 compressed text
bzless [bzmore]      (1)  - file perusal filter for crt viewing of bzip2 compressed text
bzmore               (1)  - file perusal filter for crt viewing of bzip2 compressed text
bzmore [bzless]      (1)  - file perusal filter for crt viewing of bzip2 compressed text
c2ph                 (1)  - Dump C structures as generated from cc -g -S stabs
c2ph [pstruct]       (1)  - Dump C structures as generated from cc -g -S stabs
c99                  (1p)  - compile standard C programs
ca                   (1ssl)  - sample minimal CA application
cabs                 (3)  - absolute value of a complex number
cabs                 (3p)  - return a complex absolute value
cabsf [cabs]         (3)  - absolute value of a complex number
cabsf [cabs]         (3p)  - return a complex absolute value
cabsl [cabs]         (3)  - absolute value of a complex number
cabsl [cabs]         (3p)  - return a complex absolute value
cacheflush           (2)  - flush contents of instruction and/or data cache
cacos                (3)  - complex arc cosine
cacos                (3p)  - complex arc cosine functions
cacosf [cacos]       (3)  - complex arc cosine
cacosf [cacos]       (3p)  - complex arc cosine functions
cacosh               (3)  - complex arc hyperbolic cosine
cacosh               (3p)  - complex arc hyperbolic cosine functions
cacoshf [cacosh]     (3)  - complex arc hyperbolic cosine
cacoshf [cacosh]     (3p)  - complex arc hyperbolic cosine functions
cacoshl [cacosh]     (3)  - complex arc hyperbolic cosine
cacoshl [cacosh]     (3p)  - complex arc hyperbolic cosine functions
cacosl [cacos]       (3)  - complex arc cosine
cacosl [cacos]       (3p)  - complex arc cosine functions
cal                  (1)  - displays a calendar
cal                  (1p)  - print a calendar
calloc               (3p)  - a memory allocator
calloc [malloc]      (3)  - Allocate and free dynamic memory
capabilities         (7)  - overview of Linux capabilities
captoinfo            (1m)  - convert a termcap description into a terminfo description
carg                 (3)  - calculate the argument
carg                 (3p)  - complex argument functions
cargf [carg]         (3)  - calculate the argument
cargf [carg]         (3p)  - complex argument functions
cargl [carg]         (3)  - calculate the argument
cargl [carg]         (3p)  - complex argument functions
carp [Carp]          (3pm)  - warn of errors (from perspective of caller)
Carp::Heavy          (3pm)  - heavy machinery, no user serviceable parts inside
casin                (3)  - complex arc sine
casin                (3p)  - complex arc sine functions
casinf [casin]       (3)  - complex arc sine
casinf [casin]       (3p)  - complex arc sine functions
casinh               (3)  - complex arc sine hyperbolic
casinh               (3p)  - complex arc hyperbolic sine functions
casinhf [casinh]     (3)  - complex arc sine hyperbolic
casinhf [casinh]     (3p)  - complex arc hyperbolic sine functions
casinhl [casinh]     (3)  - complex arc sine hyperbolic
casinhl [casinh]     (3p)  - complex arc hyperbolic sine functions
casinl [casin]       (3)  - complex arc sine
casinl [casin]       (3p)  - complex arc sine functions
cat                  (1)  - concatenate files and print on the standard output
cat                  (1p)  - concatenate and print files
catan                (3)  - complex arc tangents
catan                (3p)  - complex arc tangent functions
catanf [catan]       (3)  - complex arc tangents
catanf [catan]       (3p)  - complex arc tangent functions
catanh               (3)  - complex arc tangents hyperbolic
catanh               (3p)  - complex arc hyperbolic tangent functions
catanhf [catanh]     (3)  - complex arc tangents hyperbolic
catanhf [catanh]     (3p)  - complex arc hyperbolic tangent functions
catanhl [catanh]     (3)  - complex arc tangents hyperbolic
catanhl [catanh]     (3p)  - complex arc hyperbolic tangent functions
catanl [catan]       (3)  - complex arc tangents
catanl [catan]       (3p)  - complex arc tangent functions
catclose             (3p)  - close a message catalog descriptor
catclose [catopen]   (3)  - open/close a message catalog
catgets              (3)  - get message from a message catalog
catgets              (3p)  - read a program message
catopen              (3)  - open/close a message catalog
catopen              (3p)  - open a message catalog
cbc_crypt [des_crypt] (3)  - fast DES encryption
CBQ [tc-cbq]         (8)  - Class Based Queueing
CBQ [tc-cbq-details] (8)  - Class Based Queueing
cbrt                 (3)  - cube root function
cbrt                 (3p)  - cube root functions
cbrtf [cbrt]         (3)  - cube root function
cbrtf [cbrt]         (3p)  - cube root functions
cbrtl [cbrt]         (3)  - cube root function
cbrtl [cbrt]         (3p)  - cube root functions
ccos                 (3)  - complex cosine function
ccos                 (3p)  - complex cosine functions
ccosf [ccos]         (3)  - complex cosine function
ccosf [ccos]         (3p)  - complex cosine functions
ccosh                (3)  - complex hyperbolic cosine
ccosh                (3p)  - complex hyperbolic cosine functions
ccoshf [ccosh]       (3)  - complex hyperbolic cosine
ccoshf [ccosh]       (3p)  - complex hyperbolic cosine functions
ccoshl [ccosh]       (3)  - complex hyperbolic cosine
ccoshl [ccosh]       (3p)  - complex hyperbolic cosine functions
ccosl [ccos]         (3)  - complex cosine function
ccosl [ccos]         (3p)  - complex cosine functions
cd                   (1p)  - change the working directory
cd [builtins]        (1)  - bash built-in commands, see bash(1)
ceil                 (3)  - ceiling function: smallest integral value not less than argument
ceil                 (3p)  - ceiling value function
ceilf [ceil]         (3)  - ceiling function: smallest integral value not less than argument
ceilf [ceil]         (3p)  - ceiling value function
ceill [ceil]         (3)  - ceiling function: smallest integral value not less than argument
ceill [ceil]         (3p)  - ceiling value function
cerf                 (3)  - complex error function
cerfc [cerf]         (3)  - complex error function
cerfcf [cerf]        (3)  - complex error function
cerfcl [cerf]        (3)  - complex error function
cerff [cerf]         (3)  - complex error function
cerfl [cerf]         (3)  - complex error function
cexp2                (3)  - base-2 exponent of a complex number
cexp2f [cexp2]       (3)  - base-2 exponent of a complex number
cexp2l [cexp2]       (3)  - base-2 exponent of a complex number
cexp                 (3)  - complex exponential function
cexp                 (3p)  - complex exponential functions
cexpf [cexp]         (3)  - complex exponential function
cexpf [cexp]         (3p)  - complex exponential functions
cexpl [cexp]         (3)  - complex exponential function
cexpl [cexp]         (3p)  - complex exponential functions
cfgetispeed          (3p)  - get input baud rate
cfgetispeed [termios] (3)  - get and set terminal attributes, line control, get and set baud rate
cfgetospeed          (3p)  - get output baud rate
cfgetospeed [termios] (3)  - get and set terminal attributes, line control, get and set baud rate
c++filt              (1)  - Demangle C++ and Java symbols
cflow                (1p)  - generate a C-language flowgraph (DEVELOPMENT)
cfmakeraw [termios]  (3)  - get and set terminal attributes, line control, get and set baud rate
cfree                (3)  - free allocated memory
cfsetispeed          (3p)  - set input baud rate
cfsetispeed [termios] (3)  - get and set terminal attributes, line control, get and set baud rate
cfsetospeed          (3p)  - set output baud rate
cfsetospeed [termios] (3)  - get and set terminal attributes, line control, get and set baud rate
CGI                  (3pm)  - Simple Common Gateway Interface Class
CGI::Apache          (3pm)  - Backward compatibility module for CGI.pm
CGI::Carp            (3pm)  - CGI routines for writing to the HTTPD (or other) error log
CGI::Cookie          (3pm)  - Interface to Netscape Cookies
CGI::Fast            (3pm)  - CGI Interface for Fast CGI
CGI::Pretty          (3pm)  - module to produce nicely formatted HTML code
CGI::Push            (3pm)  - Simple Interface to Server Push
CGI::Switch          (3pm)  - Backward compatibility module for defunct CGI::Switch
CGI::Util            (3pm)  - Internal utilities used by CGI module
chage                (1)  - change user password expiry information
charmap              (5)  - character symbols to define character encodings
charnames            (3pm)  - define character names for eN{named} string literal escapes
charsets             (7)  - programmer's view of character sets and internationalization
chattr               (1)  - change file attributes on a Linux second extended file system
chcon                (1)  - change file SELinux security context
chdir                (2)  - change working directory
chdir                (3p)  - change working directory
chfn                 (1)  - change your finger information
chgrp                (1)  - change group ownership
chgrp                (1p)  - change the file group ownership
chkconfig            (8)  - updates and queries runlevel information for system services
chmod                (1)  - change file access permissions
chmod                (1p)  - change the file modes
chmod                (2)  - change permissions of a file
chmod                (3p)  - change mode of a file
chown                (1)  - change file owner and group
chown                (1p)  - change the file ownership
chown                (2)  - change ownership of a file
chown                (3p)  - change owner and group of a file
chpasswd             (8)  - update password file in batch
chroot               (1)  - run command or interactive shell with special root directory
chroot               (2)  - change root directory
chsh                 (1)  - change your login shell
cimag                (3)  - get imaginary part of a complex number
cimag                (3p)  - complex imaginary functions
cimagf [cimag]       (3)  - get imaginary part of a complex number
cimagf [cimag]       (3p)  - complex imaginary functions
cimagl [cimag]       (3)  - get imaginary part of a complex number
cimagl [cimag]       (3p)  - complex imaginary functions
ciphers              (1ssl)  - SSL cipher display and cipher list tool
CIRCLEQ_ENTRY [queue] (3)  - implementations of lists, tail queues, and circular queues
CIRCLEQ_HEAD [queue] (3)  - implementations of lists, tail queues, and circular queues
CIRCLEQ_INIT [queue] (3)  - implementations of lists, tail queues, and circular queues
CIRCLEQ_INSERT_AFTER [queue] (3)  - implementations of lists, tail queues, and circular queues
CIRCLEQ_INSERT_BEFORE [queue] (3)  - implementations of lists, tail queues, and circular queues
CIRCLEQ_INSERT_HEAD [queue] (3)  - implementations of lists, tail queues, and circular queues
CIRCLEQ_INSERT_TAIL [queue] (3)  - implementations of lists, tail queues, and circular queues
CIRCLEQ_REMOVE [queue] (3)  - implementations of lists, tail queues, and circular queues
cjpeg                (1)  - compress an image file to a JPEG file
cksum                (1)  - checksum and count the bytes in a file
cksum                (1p)  - write file checksums and sizes
Class::Struct        (3pm)  - declare struct-like datatypes as Perl classes
clear                (1)  - clear the terminal screen
clearenv             (3)  - clear the environment
clearerr             (3p)  - clear indicators on a stream
clearerr [ferror]    (3)  - check and reset stream status
clock                (3)  - Determine processor time
clock                (3p)  - report CPU time used
clockdiff            (8)  - measure clock difference between hosts
clock_getcpuclockid  (3p)  - access a process CPU-time clock (ADVANCED REALTIME)
clock_getres         (2)  - Get the resolution of any clock
clock_getres         (3)  - clock and time functions
clock_getres [clock_gettime] (3p)  - clock and timer functions (REALTIME)
clock_gettime        (2)  - Return the current timespec value of tp for the specified clock
clock_gettime        (3p)  - clock and timer functions (REALTIME)
clock_gettime [clock_getres] (3)  - clock and time functions
clock_nanosleep      (2)  - Suspend execution of the currently running thread
clock_nanosleep      (3p)  - high resolution sleep with specifiable clock (ADVANCED REALTIME)
clock_settime        (2)  - Set the specified clock
clock_settime [clock_getres] (3)  - clock and time functions
clock_settime [clock_gettime] (3p)  - clock and timer functions (REALTIME)
clog10               (3)  - base-10 logarithm of a complex number
clog10f [clog10]     (3)  - base-10 logarithm of a complex number
clog10l [clog10]     (3)  - base-10 logarithm of a complex number
clog2                (3)  - base-2 logarithm of a complex number
clog2f [clog2]       (3)  - base-2 logarithm of a complex number
clog2l [clog2]       (3)  - base-2 logarithm of a complex number
clog                 (3)  - natural logarithm of a complex number
clog                 (3p)  - complex natural logarithm functions
clogf [clog]         (3)  - natural logarithm of a complex number
clogf [clog]         (3p)  - complex natural logarithm functions
clogl [clog]         (3)  - natural logarithm of a complex number
clogl [clog]         (3p)  - complex natural logarithm functions
clone                (2)  - create a child process
clone [__clone2]     (2)  - create a child process
clone [clone2]       (2)  - create a child process
close                (2)  - close a file descriptor
close                (3p)  - close a file descriptor
closedir             (3)  - close a directory
closedir             (3p)  - close a directory stream
closelog [syslog]    (3p)  - control system log
closelog [syslog]    (3)  - send messages to the system logger
closelog [Sys::Syslog] (3pm)  - Perl interface to the UNIX syslog(3) calls
cluck [Carp]         (3pm)  - warn of errors with stack backtrace (not exported by default)
cmp                  (1)  - compare two files
cmp                  (1p)  - compare two files
CMSG_ALIGN [cmsg]    (3)  - Access ancillary data
CMSG_FIRSTHDR [cmsg] (3)  - Access ancillary data
CMSG_NXTHDR [cmsg]   (3)  - Access ancillary data
CMSG_SPACE [cmsg]    (3)  - Access ancillary data
col                  (1)  - filter reverse line feeds from input
colcrt               (1)  - filter nroff output for CRT previewing
colon                (1p)  - null utility
colrm                (1)  - remove columns from a file
column               (1)  - columnate lists
comm                 (1)  - compare two sorted files line by line
comm                 (1p)  - select or reject lines common to two files
command              (1p)  - execute a simple command
command [builtins]   (1)  - bash built-in commands, see bash(1)
compgen [builtins]   (1)  - bash built-in commands, see bash(1)
complete [builtins]  (1)  - bash built-in commands, see bash(1)
complex              (5)  - basics of complex mathematics
complex.h [complex]  (0p)  - complex arithmetic
compress             (1)  - compress and expand data (version 4.1)
compress             (1p)  - compress data
compress [uncompress] (1)  - compress and expand data (version 4.1)
confess [Carp]       (3pm)  - die of errors with stack backtrace
Config               (3pm)  - access Perl configuration information
config               (5ssl)  - OpenSSL CONF library configuration files
confstr              (3)  - get configuration dependent string variables
confstr              (3p)  - get configurable variables
conj                 (3)  - calculate the complex conjugate
conj                 (3p)  - complex conjugate functions
conjf [conj]         (3)  - calculate the complex conjugate
conjf [conj]         (3p)  - complex conjugate functions
conjl [conj]         (3)  - calculate the complex conjugate
conjl [conj]         (3p)  - complex conjugate functions
connect              (2)  - initiate a connection on a socket
connect              (3p)  - connect a socket
console.apps [console] (5)  - specify console - accessible privileged applications
console_codes        (4)  - Linux console escape and control sequences
console ioctl [console_ioctl] (4)  - ioctl's for console terminal and virtual consoles
console.perms [console] (5)  - permissions control file for users at the system console
consoletype          (1)  - print type of the console connected to standard input
cons.saver [cons]    (8)  - general-purpose Linux console screen save and restore server
constant             (3pm)  - Perl pragma to declare constants
continue             (1p)  - continue for, while, or until loop
continue [builtins]  (1)  - bash built-in commands, see bash(1)
convertquota         (8)  - convert quota from old file format to new one
C operator [operator] (7)  - C operator precedence and order of evaluation
copysign             (3)  - copy sign of a number
copysign             (3p)  - number manipulation function
copysignf [copysign] (3)  - copy sign of a number
copysignf [copysign] (3p)  - number manipulation function
copysignl [copysign] (3)  - copy sign of a number
copysignl [copysign] (3p)  - number manipulation function
cos                  (3)  - cosine function
cos                  (3p)  - cosine function
cosf [cos]           (3)  - cosine function
cosf [cos]           (3p)  - cosine function
cosh                 (3)  - hyperbolic cosine function
cosh                 (3p)  - hyperbolic cosine functions
coshf [cosh]         (3)  - hyperbolic cosine function
coshf [cosh]         (3p)  - hyperbolic cosine functions
coshl [cosh]         (3)  - hyperbolic cosine function
coshl [cosh]         (3p)  - hyperbolic cosine functions
cosl [cos]           (3)  - cosine function
cosl [cos]           (3p)  - cosine function
cp                   (1)  - copy files and directories
cp                   (1p)  - copy files
cpan                 (1)  - easily interact with CPAN from the command line
CPAN                 (3pm)  - query, download and build perl modules from CPAN sites
CPAN::FirstTime      (3pm)  - Utility for CPAN::Config file Initialization
CPAN::Nox            (3pm)  - Wrapper around CPAN.pm without using any XS module
cpio                 (1)  - copy files to and from archives
cpio.h [cpio]        (0p)  - cpio archive values
cpow                 (3)  - complex power function
cpow                 (3p)  - complex power functions
cpowf [cpow]         (3)  - complex power function
cpowf [cpow]         (3p)  - complex power functions
cpowl [cpow]         (3)  - complex power function
cpowl [cpow]         (3p)  - complex power functions
cproj                (3p)  - complex projection functions
cproj                (3)  - project into Riemann Sphere
cprojf [cproj]       (3p)  - complex projection functions
cprojf [cproj]       (3)  - project into Riemann Sphere
cprojl [cproj]       (3p)  - complex projection functions
cprojl [cproj]       (3)  - project into Riemann Sphere
CPU_CLR [sched_setaffinity] (2)  - set and get a process's CPU affinity mask
CPU_ISSET [sched_setaffinity] (2)  - set and get a process's CPU affinity mask
CPU_SET [sched_setaffinity] (2)  - set and get a process's CPU affinity mask
cpuspeed             (8)  - user-space cpu frequency scaling program, v1.2.1
CPU_ZERO [sched_setaffinity] (2)  - set and get a process's CPU affinity mask
creal                (3)  - get real part of a complex number
creal                (3p)  - complex real functions
crealf [creal]       (3)  - get real part of a complex number
crealf [creal]       (3p)  - complex real functions
creall [creal]       (3)  - get real part of a complex number
creall [creal]       (3p)  - complex real functions
creat                (3p)  - create a new file or rewrite an existing one
creat [open]         (2)  - open and possibly create a file or device
crl                  (1ssl)  - CRL utility
crl2pkcs7            (1ssl)  - Create a PKCS#7 structure from a CRL and certificates
croak [Carp]         (3pm)  - die of errors (from perspective of caller)
cron                 (8)  - daemon to execute scheduled commands (ISC Cron V4.1)
cron [crond]         (8)  - daemon to execute scheduled commands (ISC Cron V4.1)
crontab              (1)  - maintain crontab files for individual users (ISC Cron V4.1)
crontab              (1p)  - schedule periodic background work
crontab              (5)  - tables for driving cron (ISC Cron V4.1)
crypt                (3)  - password and data encryption
crypt                (3p)  - string encoding function (CRYPT)
csin                 (3)  - complex sine function
csin                 (3p)  - complex sine functions
csinf [csin]         (3)  - complex sine function
csinf [csin]         (3p)  - complex sine functions
csinh                (3)  - complex hyperbolic sine
csinh                (3p)  - complex hyperbolic sine functions
csinhf [csinh]       (3)  - complex hyperbolic sine
csinhf [csinh]       (3p)  - complex hyperbolic sine functions
csinhl [csinh]       (3)  - complex hyperbolic sine
csinhl [csinh]       (3p)  - complex hyperbolic sine functions
csinl [csin]         (3)  - complex sine function
csinl [csin]         (3p)  - complex sine functions
csplit               (1p)  - split files based on context
csplit               (1)  - split a file into sections determined by context lines
csqrt                (3)  - complex square root
csqrt                (3p)  - complex square root functions
csqrtf [csqrt]       (3)  - complex square root
csqrtf [csqrt]       (3p)  - complex square root functions
csqrtl [csqrt]       (3)  - complex square root
csqrtl [csqrt]       (3p)  - complex square root functions
ctags                (1p)  - create a tags file (DEVELOPMENT, FORTRAN)
ctan                 (3)  - complex tangent function
ctan                 (3p)  - complex tangent functions
ctanf [ctan]         (3)  - complex tangent function
ctanf [ctan]         (3p)  - complex tangent functions
ctanh                (3)  - complex hyperbolic tangent
ctanh                (3p)  - complex hyperbolic tangent functions
ctanhf [ctanh]       (3)  - complex hyperbolic tangent
ctanhf [ctanh]       (3p)  - complex hyperbolic tangent functions
ctanhl [ctanh]       (3)  - complex hyperbolic tangent
ctanhl [ctanh]       (3p)  - complex hyperbolic tangent functions
ctanl [ctan]         (3)  - complex tangent function
ctanl [ctan]         (3p)  - complex tangent functions
ctermid              (3)  - get controlling terminal name
ctermid              (3p)  - generate a pathname for the controlling terminal
ctime                (3p)  - convert a time value to a date and time string
ctime                (3)  - transform date and time to broken-down time or ASCII
ctime_r [ctime]      (3p)  - convert a time value to a date and time string
ctime_r [ctime]      (3)  - transform date and time to broken-down time or ASCII
ctrlaltdel           (8)  - set the function of the Ctrl-Alt-Del combination
ctype.h [ctype]      (0p)  - character types
curl                 (1)  - transfer a URL
cuserid [getlogin]   (3)  - get user name
cut                  (1p)  - cut out selected fields of each line of a file
cut                  (1)  - remove sections from each line of files
Cwd                  (3pm)  - get pathname of current working directory
cxref                (1p)  - generate a C-language program cross-reference table (DEVELOPMENT)
daemon               (3)  - run in the background
Data::Dumper         (3pm)  - stringified perl data structures, suitable for both printing and eval
date                 (1)  - print or set the system date and time
date                 (1p)  - write the date and time
daylight [tzset]     (3)  - initialize time conversion information
daylight [tzset]     (3p)  - set timezone conversion information
DB_File              (3pm)  - Perl5 access to Berkeley DB version 1.x
DB_File [AnyDBM_File] (3pm)  - various DBM implementations
dbm_clearerr [dbm_open] (3p)  - database functions
dbm_close [dbm_open] (3p)  - database functions
dbm_delete [dbm_open] (3p)  - database functions
dbm_error [dbm_open] (3p)  - database functions
dbm_fetch [dbm_open] (3p)  - database functions
dbm_firstkey [dbm_open] (3p)  - database functions
dbm_nextkey [dbm_open] (3p)  - database functions
dbm_open             (3p)  - database functions
dbm_store [dbm_open] (3p)  - database functions
dbopen               (3)  - database access methods
dbus-cleanup-sockets (1)  - clean up leftover sockets in a directory
dbus-daemon-1        (1)  - Message bus daemon
dbus-launch          (1)  - Utility to start a message bus from a shell script
dbus-monitor         (1)  - debug probe to print message bus messages
dbus-send            (1)  - Send a message to a message bus
dd                   (1)  - convert and copy a file
dd                   (1p)  - convert and copy a file
ddate                (1)  - converts Gregorian dates to Discordian dates
ddp                  (7)  - Linux AppleTalk protocol implementation
debugfs              (8)  - ext2/ext3 file system debugger
declare [builtins]   (1)  - bash built-in commands, see bash(1)
delete_module        (2)  - Delete a loadable module
delpart              (8)  - simple wrapper around the del partition ioctl
depmod               (8)  - program to generate modules.dep and map files
des_crypt            (3)  - fast DES encryption
DES_FAILED [des_crypt] (3)  - fast DES encryption
des_setparity [des_crypt] (3)  - fast DES encryption
Devel::DProf         (3pm)  - a Perl code profiler
Devel::Peek          (3pm)  - A data debugging tool for the XS programmer
Devel::PPPort        (3pm)  - Perl/Pollution/Portability
Devel::SelfStubber   (3pm)  - generate stubs for a SelfLoading module
df                   (1p)  - report free disk space
df                   (1)  - report filesystem disk space usage
dgst                 (1ssl)  - message digests
dgst [md2]           (1ssl)  - message digests
dgst [md4]           (1ssl)  - message digests
dgst [md5]           (1ssl)  - message digests
dgst [mdc2]          (1ssl)  - message digests
dgst [ripemd160]     (1ssl)  - message digests
dgst [sha1]          (1ssl)  - message digests
dgst [sha]           (1ssl)  - message digests
dhparam              (1ssl)  - DH parameter manipulation and generation
diagnostics          (3pm)  - produce verbose warning diagnostics
diagnostics [splain] (1)  - produce verbose warning diagnostics
diff                 (1)  - find differences between two files
diff                 (1p)  - compare two files
diff3                (1)  - find differences between three files
difftime             (3)  - calculate time difference
difftime             (3p)  - compute the difference between two calendar time values
dig                  (1)  - DNS lookup utility
Digest               (3pm)  - Modules that calculate message digests
Digest::base         (3pm)  - Digest base class
Digest::MD5          (3pm)  - Perl interface to the MD5 Algorithm
dir                  (1)  - list directory contents
dircolors            (1)  - color setup for ls
dir_colors           (5)  - configuration file for dircolors(1)
dirent.h [dirent]    (0p)  - format of directory entries
dirfd                (3)  - get directory stream file descriptor
DirHandle            (3pm)  - supply object methods for directory handles
dirname              (1p)  - return the directory portion of a pathname
dirname              (1)  - strip non-directory suffix from file name
dirname              (3p)  - report the parent directory name of a file pathname
dirname [basename]   (3)  - Parse pathname components
dirname [File::Basename] (3pm)  - extract just the directory from a path
dirs [builtins]      (1)  - bash built-in commands, see bash(1)
disown [builtins]    (1)  - bash built-in commands, see bash(1)
ditroff              (7)  - classical device independent roff
div                  (3)  - compute quotient and remainder of an integer division
div                  (3p)  - compute the quotient and remainder of an integer division
djpeg                (1)  - decompress a JPEG file to an image file
dladdr [dlopen]      (3)  - programming interface to dynamic linking loader
dlclose              (3p)  - close a dlopen object
dlclose [dlopen]     (3)  - programming interface to dynamic linking loader
dlerror              (3p)  - get diagnostic information
dlerror [dlopen]     (3)  - programming interface to dynamic linking loader
dlfcn.h [dlfcn]      (0p)  - dynamic linking
dlopen               (3p)  - gain access to an executable object file
dlopen               (3)  - programming interface to dynamic linking loader
dlsym                (3p)  - obtain the address of a symbol from a dlopen object
dlsym [dlopen]       (3)  - programming interface to dynamic linking loader
dlvsym [dlopen]      (3)  - programming interface to dynamic linking loader
dmesg                (8)  - print or control the kernel ring buffer
dmidecode            (8)  - DMI table decoder
dmsetup              (8)  - low level logical volume management
dn_comp [resolver]   (3)  - resolver routines
dn_expand [resolver] (3)  - resolver routines
dnsdomainname [hostname] (1)  - show the system's DNS domain name
doexec               (1)  - run an executable with an arbitrary argv[0]
domainname [hostname] (1)  - show or set the system's NIS/YP domain name
dot                  (1p)  - execute commands in the current environment
dprintf              (3)  - print to a file descriptor
dprofpp              (1)  - display perl profile data
drand48              (3)  - generate uniformly distributed pseudo-random numbers
drand48              (3p)  - generate uniformly distributed pseudo-random numbers
dremf [remainder]    (3)  - floating-point remainder function
dreml [remainder]    (3)  - floating-point remainder function
drem [remainder]     (3)  - floating-point remainder function
dsa                  (1ssl)  - DSA key processing
dsaparam             (1ssl)  - DSA parameter manipulation and generation
dsp56k               (4)  - DSP56001 interface device
du                   (1)  - estimate file space usage
du                   (1p)  - estimate file space usage
dumpe2fs             (8)  - dump ext2/ext3 filesystem information
Dumpvalue            (3pm)  - provides screen dump of Perl data
dup2 [dup]           (2)  - duplicate a file descriptor
dup2 [dup]           (3p)  - duplicate an open file descriptor
dup                  (2)  - duplicate a file descriptor
dup                  (3p)  - duplicate an open file descriptor
DynaLoader           (3pm)  - Dynamically load C libraries into Perl code
dysize               (3)  - get number of days for a given year
e2fsck               (8)  - check a Linux ext2/ext3 file system
e2fsck [fsck]        (8)  - check a Linux ext2/ext3 file system
e2image              (8)  - Save critical ext2/ext3 filesystem data to a file
e2label              (8)  - Change the label on an ext2/ext3 filesystem
ecb_crypt [des_crypt] (3)  - fast DES encryption
echo                 (1)  - display a line of text
echo                 (1p)  - write arguments to standard output
echo [builtins]      (1)  - bash built-in commands, see bash(1)
ecvt                 (3)  - convert a floating-point number to a string
ecvt                 (3p)  - convert a floating-point number to a string (LEGACY)
ecvt_r               (3)  - convert a floating-point number to a string
ed                   (1p)  - edit text
ed                   (1)  - text editor
edquota              (8)  - edit user quotas
ed [red]             (1)  - text editor
egrep [grep]         (1)  - print lines matching a pattern
elf                  (5)  - format of ELF executable binary files
elinks               (1)  - lynx-like alternative character mode WWW browser
elinks.conf [elinks] (5)  - ELinks configuration file
elinkskeys           (5)  - keybindings for ELinks
elinks [links]       (1)  - lynx-like alternative character mode WWW browser
elvtune              (8)  - I/O elevator tuner
enable [builtins]    (1)  - bash built-in commands, see bash(1)
enc                  (1ssl)  - symmetric cipher routines
Encode               (3pm)  - character encodings
Encode::Alias        (3pm)  - alias definitions to encodings
Encode::Byte         (3pm)  - Single Byte Encodings
Encode::CN           (3pm)  - China-based Chinese Encodings
Encode::EBCDIC       (3pm)  - EBCDIC Encodings
Encode::Encoding     (3pm)  - Encode Implementation Base Class
Encode::JP           (3pm)  - Japanese Encodings
Encode::KR           (3pm)  - Korean Encodings
Encode::Symbol       (3pm)  - Symbol Encodings
Encode::TW           (3pm)  - Taiwan-based Chinese Encodings
encoding             (3pm)  - allows you to write your script in non-ascii or non-utf8
encrypt              (3)  - encrypt 64-bit messages
encrypt              (3p)  - encoding function (CRYPT)
encrypt_r [encrypt]  (3)  - encrypt 64-bit messages
endaliasent [setaliasent] (3)  - read an alias entry
endfsent [getfsent]  (3)  - handle fstab entries
endgrent [getgrent]  (3)  - get group file entry
endgrent [getgrent]  (3p)  - group database entry functions
endhostent [gethostbyname] (3)  - get network host entry
endhostent [gethostent] (3p)  - network host database functions
endmntent [getmntent] (3)  - get file system descriptor file entry
endnetent [getnetent] (3)  - get network entry
endnetent [getnetent] (3p)  - network database functions
endprotoent [getprotoent] (3)  - get protocol entry
endprotoent [getprotoent] (3p)  - network protocol database functions
endpwent [getpwent]  (3)  - get password file entry
endpwent [getpwent]  (3p)  - user database functions
endservent [getservent] (3)  - get service entry
endservent [getservent] (3p)  - network services database functions
endttyent [getttyent] (3)  - get ttys file entry
endusershell [getusershell] (3)  - get legal user shells
endutent [getutent]  (3)  - access utmp file entries
endutxent [getutxid] (3p)  - user accounting database functions
English              (3pm)  - use nice English (or awk) names for ugly punctuation variables
env                  (1p)  - set the environment for command invocation
env                  (1)  - run a program in a modified environment
Env                  (3pm)  - perl module that imports environment variables as scalars or arrays
environ              (5)  - user environment
environ [exec]       (3p)  - execute a file
envz_add             (3)  - environment string support
envz_entry [envz_add] (3)  - environment string support
envz_get [envz_add]  (3)  - environment string support
envz_merge [envz_add] (3)  - environment string support
envz_remove [envz_add] (3)  - environment string support
envz_strip [envz_add] (3)  - environment string support
epoll                (4)  - I/O event notification facility
epoll_create         (2)  - open an epoll file descriptor
epoll_ctl            (2)  - control interface for an epoll descriptor
epoll_wait           (2)  - wait for an I/O event on an epoll file descriptor
eqn                  (1)  - format equations for troff
eqn2graph            (1)  - convert an EQN equation into a cropped image
eqn [geqn]           (1)  - format equations for troff
erand48 [drand48]    (3)  - generate uniformly distributed pseudo-random numbers
erand48 [drand48]    (3p)  - generate uniformly distributed pseudo-random numbers
erf                  (3)  - error function and complementary error function
erf                  (3p)  - error functions
erfc                 (3p)  - complementary error functions
erfc [erf]           (3)  - error function and complementary error function
erfcf [erf]          (3)  - error function and complementary error function
erfcf [erfc]         (3p)  - complementary error functions
erfcl [erf]          (3)  - error function and complementary error function
erfcl [erfc]         (3p)  - complementary error functions
erff [erf]           (3)  - error function and complementary error function
erff [erf]           (3p)  - error functions
erfl [erf]           (3)  - error function and complementary error function
erfl [erf]           (3p)  - error functions
err                  (3)  - formatted error messages
errno                (3)  - number of last error
errno                (3p)  - error return value
Errno                (3pm)  - System errno constants
errno.h [errno]      (0p)  - system error numbers
errx [err]           (3)  - formatted error messages
/etc/hosts.equiv [hosts] (5)  - list of hosts and users that are granted trusted r command access to your system
/etc/login.defs [login] (5)  - shadow password suite configuration
/etc/nscd.conf [nscd] (5)  - name service cache daemon configuration file
/etc/snmp/snmp.conf [snmp] (5)  - configuration files for the Net-SNMP applications
/etc/snmp/snmpd.conf [snmpd] (5)  - configuration file for the Net-SNMP SNMP agent
/etc/snmp/snmptrapd.conf [snmptrapd] (5)  - configuration file for the Net-SNMP trap daemon
ether_aton           (3)  - Ethernet address manipulation routines
ether_aton_r [ether_aton] (3)  - Ethernet address manipulation routines
ether_hosttonn [ether_aton] (3)  - Ethernet address manipulation routines
ether_line [ether_aton] (3)  - Ethernet address manipulation routines
ether_ntoa [ether_aton] (3)  - Ethernet address manipulation routines
ether_ntoa_r [ether_aton] (3)  - Ethernet address manipulation routines
ether_ntohost [ether_aton] (3)  - Ethernet address manipulation routines
ethers               (5)  - Ethernet address to IP number database
ethtool              (8)  - Display or change ethernet card settings
eval                 (1p)  - construct command by concatenating arguments
eval [builtins]      (1)  - bash built-in commands, see bash(1)
ex                   (1p)  - text editor
exec                 (1p)  - execute commands and open, close, or copy file descriptors
exec [builtins]      (1)  - bash built-in commands, see bash(1)
execle [exec]        (3)  - execute a file
execle [exec]        (3p)  - execute a file
execl [exec]         (3)  - execute a file
execl [exec]         (3p)  - execute a file
execlp [exec]        (3)  - execute a file
execlp [exec]        (3p)  - execute a file
execve               (2)  - execute program
execve [exec]        (3p)  - execute a file
execv [exec]         (3)  - execute a file
execv [exec]         (3p)  - execute a file
execvp [exec]        (3)  - execute a file
execvp [exec]        (3p)  - execute a file
exit                 (1p)  - cause the shell to exit
_exit                (2)  - terminate the current process
exit                 (3)  - cause normal program termination
exit                 (3p)  - terminate a process
exit [builtins]      (1)  - bash built-in commands, see bash(1)
_Exit [_exit]        (2)  - terminate the current process
_exit [exit]         (3p)  - terminate a process
_Exit [exit]         (3p)  - terminate a process
exit_group [undocumented] (2)  - undocumented system calls
exp10                (3)  - base-10 exponential function
exp10f [exp10]       (3)  - base-10 exponential function
exp10l [exp10]       (3)  - base-10 exponential function
exp2                 (3)  - base-2 exponential function
exp2                 (3p)  - exponential base 2 functions
exp2f [exp2]         (3)  - base-2 exponential function
exp2f [exp2]         (3p)  - exponential base 2 functions
exp2l [exp2]         (3)  - base-2 exponential function
exp2l [exp2]         (3p)  - exponential base 2 functions
exp                  (3)  - base-e exponential function
exp                  (3p)  - exponential function
expand               (1)  - convert tabs to spaces
expand               (1p)  - convert tabs to spaces
expf [exp]           (3)  - base-e exponential function
expf [exp]           (3p)  - exponential function
expl [exp]           (3)  - base-e exponential function
expl [exp]           (3p)  - exponential function
expm1                (3)  - exponential minus 1
expm1                (3p)  - compute exponential functions
expm1f [expm1]       (3)  - exponential minus 1
expm1f [expm1]       (3p)  - compute exponential functions
expm1l [expm1]       (3)  - exponential minus 1
expm1l [expm1]       (3p)  - compute exponential functions
export               (1p)  - set the export attribute for variables
export [builtins]    (1)  - bash built-in commands, see bash(1)
Exporter             (3pm)  - Implements default import method for modules
Exporter::Heavy      (3pm)  - Exporter guts
expr                 (1)  - evaluate expressions
expr                 (1p)  - evaluate arguments as an expression
ext2online           (8)  - online (mounted) ext2 filesystem resizer
ExtUtils::Command    (3pm)  - utilities to replace common UNIX commands in Makefiles etc
ExtUtils::Command::MM (3pm)  - Commands for the MM's to use in Makefiles
ExtUtils::Constant   (3pm)  - generate XS code to import C header constants
ExtUtils::Embed      (3pm)  - Utilities for embedding Perl in C/C++ applications
ExtUtils::Install    (3pm)  - install files from here to there
ExtUtils::Installed  (3pm)  - Inventory management of installed modules
ExtUtils::Liblist    (3pm)  - determine libraries to use and how to use them
ExtUtils::MakeMaker  (3pm)  - Create a module Makefile
ExtUtils::MakeMaker::bytes (3pm)  - Version agnostic bytes.pm
ExtUtils::MakeMaker::FAQ (3pm)  - Frequently Asked Questions About MakeMaker
ExtUtils::MakeMaker::Tutorial (3pm)  - Writing a module with MakeMaker
ExtUtils::MakeMaker::vmsish (3pm)  - Platform agnostic vmsish.pm
ExtUtils::Manifest   (3pm)  - utilities to write and check a MANIFEST file
ExtUtils::Miniperl   (3pm)  - write the C code for perlmain.c
ExtUtils::Mkbootstrap (3pm)  - make a bootstrap file for use by DynaLoader
ExtUtils::Mksymlists (3pm)  - write linker options files for dynamic extension
ExtUtils::MM         (3pm)  - OS adjusted ExtUtils::MakeMaker subclass
ExtUtils::MM_Any     (3pm)  - Platform-agnostic MM methods
ExtUtils::MM_BeOS    (3pm)  - methods to override UN*X behaviour in ExtUtils::MakeMaker
ExtUtils::MM_Cygwin  (3pm)  - methods to override UN*X behaviour in ExtUtils::MakeMaker
ExtUtils::MM_DOS     (3pm)  - DOS specific subclass of ExtUtils::MM_Unix
ExtUtils::MM_MacOS   (3pm)  - methods to override UN*X behaviour in ExtUtils::MakeMaker
ExtUtils::MM_NW5     (3pm)  - methods to override UN*X behaviour in ExtUtils::MakeMaker
ExtUtils::MM_OS2     (3pm)  - methods to override UN*X behaviour in ExtUtils::MakeMaker
ExtUtils::MM_Unix    (3pm)  - methods used by ExtUtils::MakeMaker
ExtUtils::MM_UWIN    (3pm)  - U/WIN specific subclass of ExtUtils::MM_Unix
ExtUtils::MM_VMS     (3pm)  - methods to override UN*X behaviour in ExtUtils::MakeMaker
ExtUtils::MM_Win32   (3pm)  - methods to override UN*X behaviour in ExtUtils::MakeMaker
ExtUtils::MM_Win95   (3pm)  - method to customize MakeMaker for Win9X
ExtUtils::MY         (3pm)  - ExtUtils::MakeMaker subclass for customization
ExtUtils::Packlist   (3pm)  - manage .packlist files
ExtUtils::testlib    (3pm)  - add blib/* directories to @INC
f4rpcgen [rpcgen]    (1)  - an RPC protocol compiler
fabs                 (3)  - absolute value of floating-point number
fabs                 (3p)  - absolute value function
fabsf [fabs]         (3)  - absolute value of floating-point number
fabsf [fabs]         (3p)  - absolute value function
fabsl [fabs]         (3)  - absolute value of floating-point number
fabsl [fabs]         (3p)  - absolute value function
factor               (1)  - factor numbers
fadvise64_64 [fadvise] (2)  - Give advice about file access
fadvise64 [fadvise]  (2)  - Give advice about file access
faillog              (5)  - Login failure logging file
faillog              (8)  - examine faillog and set login failure limits
false                (1)  - do nothing, unsuccessfully
false                (1p)  - return false value
Fatal                (3pm)  - replace functions with equivalents which succeed or die
fattach              (3p)  - attach a STREAMS-based file descriptor to a file in the file system name space (STREAMS)
fax2ps               (1)  - convert a TIFF facsimile to compressed (tm
fax2tiff             (1)  - create a TIFF Class F fax file from raw fax data
faxq-helper          (8)  - privileged helper process to access the fax queue
_fbufsize [stdio_ext] (3)  - interfaces to stdio FILE structure
fc                   (1p)  - process the command history list
fc [builtins]        (1)  - bash built-in commands, see bash(1)
fchdir               (3p)  - change working directory
fchdir [chdir]       (2)  - change working directory
fchmod               (3p)  - change mode of a file
fchmod [chmod]       (2)  - change permissions of a file
fchown               (3p)  - change owner and group of a file
fchown [chown]       (2)  - change ownership of a file
fclose               (3)  - close a stream
fclose               (3p)  - close a stream
fcloseall            (3)  - close all open streams
fcntl                (2)  - manipulate file descriptor
fcntl                (3p)  - file control
Fcntl                (3pm)  - load the C Fcntl.h defines
fcntl.h [fcntl]      (0p)  - file control options
fcvt [ecvt]          (3)  - convert a floating-point number to a string
fcvt [ecvt]          (3p)  - convert a floating-point number to a string (LEGACY)
fcvt_r [ecvt_r]      (3)  - convert a floating-point number to a string
fd                   (4)  - floppy disk device
fdatasync            (2)  - synchronize a file's in-core data with that on disk
fdatasync            (3p)  - synchronize the data of a file (REALTIME)
fdatasync [fsync]    (2)  - synchronize a file's complete in-core state with that on disk
FD_CLR [select]      (2)  - synchronous I/O multiplexing
FD_CLR [select_tut]  (2)  - synchronous I/O multiplexing
fdetach              (3p)  - detach a name from a STREAMS-based file descriptor (STREAMS)
fdformat             (8)  - Low-level formats a floppy disk
fdim                 (3p)  - compute positive difference between two floating-point numbers
fdim                 (3)  - positive difference
fdimf [fdim]         (3p)  - compute positive difference between two floating-point numbers
fdimf [fdim]         (3)  - positive difference
fdiml [fdim]         (3p)  - compute positive difference between two floating-point numbers
fdiml [fdim]         (3)  - positive difference
fdisk                (8)  - Partition table manipulator for Linux
FD_ISSET [select]    (2)  - synchronous I/O multiplexing
FD_ISSET [select_tut] (2)  - synchronous I/O multiplexing
fdopen               (3p)  - associate a stream with a file descriptor
fdopen [fopen]       (3)  - stream open functions
FD_SET [select]      (2)  - synchronous I/O multiplexing
FD_SET [select_tut]  (2)  - synchronous I/O multiplexing
FD_ZERO [select]     (2)  - synchronous I/O multiplexing
FD_ZERO [select_tut] (2)  - synchronous I/O multiplexing
feclearexcept        (3p)  - clear floating-point exception
feclearexcept [fenv] (3)  - C99 floating point rounding and exception handling
fegetenv             (3p)  - get and set current floating-point environment
fegetenv [fenv]      (3)  - C99 floating point rounding and exception handling
fegetexceptflag      (3p)  - get and set floating-point status flags
fegetexceptflag [fenv] (3)  - C99 floating point rounding and exception handling
fegetround           (3p)  - get and set current rounding direction
fegetround [fenv]    (3)  - C99 floating point rounding and exception handling
feholdexcept         (3p)  - save current floating-point environment
feholdexcept [fenv]  (3)  - C99 floating point rounding and exception handling
fenv.h [fenv]        (0p)  - floating-point environment
feof                 (3p)  - test end-of-file indicator on a stream
feof [ferror]        (3)  - check and reset stream status
feraiseexcept        (3p)  - raise floating-point exception
feraiseexcept [fenv] (3)  - C99 floating point rounding and exception handling
ferror               (3)  - check and reset stream status
ferror               (3p)  - test error indicator on a stream
fesetenv [fegetenv]  (3p)  - get and set current floating-point environment
fesetenv [fenv]      (3)  - C99 floating point rounding and exception handling
fesetexceptflag [fegetexceptflag] (3p)  - get and set floating-point status flags
fesetexceptflag [fenv] (3)  - C99 floating point rounding and exception handling
fesetround [fegetround] (3p)  - get and set current rounding direction
fesetround [fenv]    (3)  - C99 floating point rounding and exception handling
fetchmail            (1)  - fetch mail from a POP, IMAP, ETRN, or ODMR-capable server
fetestexcept         (3p)  - test floating-point exception flags
fetestexcept [fenv]  (3)  - C99 floating point rounding and exception handling
feupdateenv          (3p)  - update floating-point environment
feupdateenv [fenv]   (3)  - C99 floating point rounding and exception handling
fflush               (3)  - flush a stream
fflush               (3p)  - flush a stream
ffs                  (3)  - find first bit set in a word
ffs                  (3p)  - find first set bit
fg                   (1p)  - run jobs in the foreground
fg [builtins]        (1)  - bash built-in commands, see bash(1)
fgetc                (3p)  - get a byte from a stream
fgetc [gets]         (3)  - input of characters and strings
fgetgrent            (3)  - get group file entry
fgetgrent_r [getgrent_r] (3)  - get group file entry reentrantly
fgetpos              (3p)  - get current file position information
fgetpos [fseek]      (3)  - reposition a stream
fgetpwent            (3)  - get password file entry
fgetpwent_r [getpwent_r] (3)  - get passwd file entry reentrantly
fgets                (3p)  - get a string from a stream
fgets [gets]         (3)  - input of characters and strings
fgetwc               (3p)  - get a wide-character code from a stream
fgetwc               (3)  - read a wide character from a FILE stream
fgetws               (3p)  - get a wide-character string from a stream
fgetws               (3)  - read a wide character string from a FILE stream
fgrep [grep]         (1)  - print lines matching a pattern
fields               (3pm)  - compile-time class fields
fifo                 (4)  - first-in first-out special file, named pipe
file                 (1)  - determine file type
file                 (1p)  - determine file type
FileCache            (3pm)  - keep more files open than the system permits
File::Compare        (3pm)  - Compare files or filehandles
File::Copy           (3pm)  - Copy files or filehandles
File::DosGlob        (3pm)  - DOS like globbing and then some
File::Find           (3pm)  - Traverse a directory tree
filefrag             (8)  - report on file fragmentation
File::Glob           (3pm)  - Perl extension for BSD glob routine
FileHandle           (3pm)  - supply object methods for filehandles
fileno               (3p)  - map a stream pointer to a file descriptor
fileno [ferror]      (3)  - check and reset stream status
fileparse [File::Basename] (3pm)  - split a pathname into pieces
File::Path           (3pm)  - create or remove directory trees
File::Spec           (3pm)  - portably perform operations on file names
File::Spec::Cygwin   (3pm)  - methods for Cygwin file specs
File::Spec::Epoc     (3pm)  - methods for Epoc file specs
File::Spec::Functions (3pm)  - portably perform operations on file names
File::Spec::Mac      (3pm)  - File::Spec for Mac OS (Classic)
File::Spec::OS2      (3pm)  - methods for OS/2 file specs
File::Spec::Unix     (3pm)  - File::Spec for Unix, base for other File::Spec modules
File::Spec::VMS      (3pm)  - methods for VMS file specs
File::Spec::Win32    (3pm)  - methods for Win32 file specs
File::stat           (3pm)  - by-name interface to Perl's built-in stat() functions
filesystems [fs]     (5)  - Linux filesystem types: minix, ext, ext2, ext3, xia, msdos, umsdos, vfat, proc, nfs, iso9660, hpfs, sysv, smb, ncpfs
File::Temp           (3pm)  - return name and handle of a temporary file safely
filetest             (3pm)  - Perl pragma to control the filetest permission operators
Filter::cpp          (3pm)  - cpp source filter
Filter::decrypt      (3pm)  - template for a decrypt source filter
Filter::exec         (3pm)  - exec source filter
Filter::sh           (3pm)  - sh source filter
Filter::tee          (3pm)  - tee source filter
Filter::Util::Call   (3pm)  - Perl Source Filter Utility Module
Filter::Util::Exec   (3pm)  - exec source filter
find                 (1p)  - find files
find                 (1)  - search for files in a directory hierarchy
find2perl            (1)  - translate find command lines to Perl code
FindBin              (3pm)  - Locate directory of original perl script
findfs               (8)  - Find a filesystem by label or UUID
finger               (1)  - user information lookup program
finite [isinf]       (3)  - test for infinity or not-a-number (NaN)
__flbf [stdio_ext]   (3)  - interfaces to stdio FILE structure
float.h [float]      (0p)  - floating types
flock                (2)  - apply or remove an advisory lock on an open file
flockfile            (3)  - lock FILE for stdio
flockfile            (3p)  - stdio locking functions
floor                (3)  - largest integral value not greater than argument
floor                (3p)  - floor function
floorf [floor]       (3)  - largest integral value not greater than argument
floorf [floor]       (3p)  - floor function
floorl [floor]       (3)  - largest integral value not greater than argument
floorl [floor]       (3p)  - floor function
floppy               (8)  - format floppy disks
_flushlbf [stdio_ext] (3)  - interfaces to stdio FILE structure
fma                  (3)  - floating-point multiply and add
fma                  (3p)  - floating-point multiply-add
fmaf [fma]           (3)  - floating-point multiply and add
fmaf [fma]           (3p)  - floating-point multiply-add
fmal [fma]           (3)  - floating-point multiply and add
fmal [fma]           (3p)  - floating-point multiply-add
fmax                 (3)  - find maximum value
fmax                 (3p)  - determine maximum numeric value of two floating-point numbers
fmaxf [fmax]         (3)  - find maximum value
fmaxf [fmax]         (3p)  - determine maximum numeric value of two floating-point numbers
fmaxl [fmax]         (3)  - find maximum value
fmaxl [fmax]         (3p)  - determine maximum numeric value of two floating-point numbers
fmin                 (3)  - find minimum value
fmin                 (3p)  - determine minimum numeric value of two floating-point numbers
fminf [fmin]         (3)  - find minimum value
fminf [fmin]         (3p)  - determine minimum numeric value of two floating-point numbers
fminl [fmin]         (3)  - find minimum value
fminl [fmin]         (3p)  - determine minimum numeric value of two floating-point numbers
fmod                 (3)  - floating-point remainder function
fmod                 (3p)  - floating-point remainder value function
fmodf [fmod]         (3)  - floating-point remainder function
fmodf [fmod]         (3p)  - floating-point remainder value function
fmodl [fmod]         (3)  - floating-point remainder function
fmodl [fmod]         (3p)  - floating-point remainder value function
fmt                  (1)  - simple optimal text formatter
fmtmsg               (3p)  - display a message in the specified format on standard error and/or a system console
fmtmsg               (3)  - print formatted error messages
fmtmsg.h [fmtmsg]    (0p)  - message display structures
fnmatch              (3)  - match filename or pathname
fnmatch              (3p)  - match a filename or a pathname
fnmatch.h [fnmatch]  (0p)  - filename-matching types
fold                 (1p)  - filter for folding lines
fold                 (1)  - wrap each input line to fit in specified width
fopen                (3p)  - open a stream
fopen                (3)  - stream open functions
fork                 (2)  - create a child process
fork                 (3p)  - create a new process
forkpty [openpty]    (3)  - tty utility functions
formail              (1)  - mail (re)formatter
fort77               (1p)  - FORTRAN compiler (FORTRAN)
fpathconf            (3)  - get configuration values for files
fpathconf [pathconf] (3p)  - get configurable pathname variables
fpclassify           (3)  - floating-point classification macros
fpclassify           (3p)  - classify real floating type
__fpending [stdio_ext] (3)  - interfaces to stdio FILE structure
fprintf [printf]     (3)  - formatted output conversion
fprintf [printf]     (3p)  - print formatted output
fpurge               (3)  - purge a stream
_fpurge [fpurge]     (3)  - purge a stream
__fpurge [stdio_ext] (3)  - interfaces to stdio FILE structure
fputc                (3p)  - put a byte on a stream
fputc [puts]         (3)  - output of characters and strings
fputs                (3p)  - put a string on a stream
fputs [puts]         (3)  - output of characters and strings
fputwc               (3p)  - put a wide-character code on a stream
fputwc               (3)  - write a wide character to a FILE stream
fputws               (3p)  - put a wide-character string on a stream
fputws               (3)  - write a wide character string to a FILE stream
fread                (3)  - binary stream input/output
fread                (3p)  - binary input
__freadable [stdio_ext] (3)  - interfaces to stdio FILE structure
__freading [stdio_ext] (3)  - interfaces to stdio FILE structure
free                 (1)  - Display amount of free and used memory in the system
free                 (3p)  - free allocated memory
freeaddrinfo [getaddrinfo] (3)  - network address and service translation
freeaddrinfo [getaddrinfo] (3p)  - get address information
__free_hook [malloc_hook] (3)  - malloc debugging variables
free_hugepages [alloc_hugepages] (2)  - allocate or free huge pages
free [malloc]        (3)  - Allocate and free dynamic memory
freopen              (3p)  - open a stream
freopen [fopen]      (3)  - stream open functions
frexp                (3)  - convert floating-point number to fractional and integral components
frexp                (3p)  - extract mantissa and exponent from a double precision number
frexpf [frexp]       (3)  - convert floating-point number to fractional and integral components
frexpf [frexp]       (3p)  - extract mantissa and exponent from a double precision number
frexpl [frexp]       (3)  - convert floating-point number to fractional and integral components
frexpl [frexp]       (3p)  - extract mantissa and exponent from a double precision number
fsadm                (8)  - utility to resize or check filesystem on a device
fscanf [scanf]       (3)  - input format conversion
fscanf [scanf]       (3p)  - convert formatted input
fsck                 (8)  - check and repair a Linux file system
fseek                (3p)  - reposition a file-position indicator in a stream
fseek                (3)  - reposition a stream
fseeko               (3)  - seek to or report file position
fseeko [fseek]       (3p)  - reposition a file-position indicator in a stream
__fsetlocking [stdio_ext] (3)  - interfaces to stdio FILE structure
fsetpos              (3p)  - set current file position
fsetpos [fseek]      (3)  - reposition a stream
fstab                (5)  - static information about the filesystems
fstab-sync           (8)  - Update the /etc/fstab file in response to HAL events
fstat                (3p)  - get file status
fstatfs64 [statfs64] (2)  - Get file system statistics
fstatfs [statfs]     (2)  - get file system statistics
fstat [stat]         (2)  - get file status
fstatvfs [statvfs]   (2)  - get file system statistics
fstatvfs [statvfs]   (3p)  - get file system information
fsync                (2)  - synchronize a file's complete in-core state with that on disk
fsync                (3p)  - synchronize changes to a file
ftell                (3p)  - return a file offset in a stream
ftell [fseek]        (3)  - reposition a stream
ftello [fseeko]      (3)  - seek to or report file position
ftello [ftell]       (3p)  - return a file offset in a stream
ftime                (3p)  - get date and time (LEGACY)
ftime                (3)  - return date and time
ftime [unimplemented] (2)  - unimplemented system calls
ftok                 (3)  - convert a pathname and a project identifier to a System V IPC key
ftok                 (3p)  - generate an IPC key
ftp                  (1)  - Internet file transfer program
ftp [pftp]           (1)  - Internet file transfer program
ftpusers             (5)  - list of users that may not log in via the FTP daemon
ftruncate            (3p)  - truncate a file to a specified length
ftruncate [truncate] (2)  - truncate a file to a specified length
ftrylockfile [flockfile] (3)  - lock FILE for stdio
ftrylockfile [flockfile] (3p)  - stdio locking functions
fts                  (3)  - traverse a file hierarchy
fts_children [fts]   (3)  - traverse a file hierarchy
fts_close [fts]      (3)  - traverse a file hierarchy
fts_open [fts]       (3)  - traverse a file hierarchy
fts_read [fts]       (3)  - traverse a file hierarchy
fts_set [fts]        (3)  - traverse a file hierarchy
ftw                  (3)  - file tree walk
ftw                  (3p)  - traverse (walk) a file tree
ftw.h [ftw]          (0p)  - file tree traversal
full                 (4)  - always full device
funlockfile [flockfile] (3)  - lock FILE for stdio
funlockfile [flockfile] (3p)  - stdio locking functions
funzip               (1)  - filter for extracting from a ZIP archive in a pipe
fuser                (1)  - identify processes using files or sockets
fuser                (1p)  - list process IDs of all processes that have one or more files open
futex                (2)  - Fast Userspace Locking system call
futex                (4)  - Fast Userspace Locking
fwide                (3p)  - set stream orientation
fwide                (3)  - set and determine the orientation of a FILE stream
fwprintf [wprintf]   (3)  - formatted wide character output conversion
fwprintf [wprintf]   (3p)  - print formatted wide-character output
__fwritable [stdio_ext] (3)  - interfaces to stdio FILE structure
fwrite               (3p)  - binary output
fwrite [fread]       (3)  - binary stream input/output
__fwriting [stdio_ext] (3)  - interfaces to stdio FILE structure
fwscanf [wscanf]     (3p)  - convert formatted wide-character input
fxload               (8)  - Firmware download to EZ-USB devices
gai_strerror         (3p)  - address and name information error description
gai_strerror [getaddrinfo] (3)  - network address and service translation
gamma                (3)  - (logarithm of the) gamma function
gammaf [gamma]       (3)  - (logarithm of the) gamma function
gammal [gamma]       (3)  - (logarithm of the) gamma function
gawk                 (1)  - pattern scanning and processing language
gawk [awk]           (1)  - pattern scanning and processing language
gawk [pgawk]         (1)  - pattern scanning and processing language
gcvt                 (3)  - convert a floating-point number to a string
gcvt [ecvt]          (3p)  - convert a floating-point number to a string (LEGACY)
GDBM_File            (3pm)  - Perl5 access to the gdbm library
GDBM_File [AnyDBM_File] (3pm)  - various DBM implementations
gencat               (1p)  - generate a formatted message catalog
gendiff              (1)  - utility to aid in error-free diff file generation
gendsa               (1ssl)  - generate a DSA private key from a set of parameters
genhostid            (1)  - generate and set a hostid for the current host
genrsa               (1ssl)  - generate an RSA private key
getaddrinfo          (3)  - network address and service translation
getaddrinfo          (3p)  - get address information
getaliasbyname_r [setaliasent] (3)  - read an alias entry
getaliasbyname [setaliasent] (3)  - read an alias entry
getaliasent_r [setaliasent] (3)  - read an alias entry
getaliasent [setaliasent] (3)  - read an alias entry
getc                 (3p)  - get a byte from a stream
getc [gets]          (3)  - input of characters and strings
getchar              (3p)  - get a byte from a stdin stream
getchar [gets]       (3)  - input of characters and strings
getchar_unlocked     (3p)  - stdio with explicit client locking
getconf              (1p)  - get configuration values
getcontext           (2)  - get or set the user context
getcontext           (3p)  - get and set current user context
getc_unlocked [getchar_unlocked] (3p)  - stdio with explicit client locking
get_current_dir_name [getcwd] (3)  - Get current working directory
getcwd               (2)  - get current working directory
getcwd               (3)  - Get current working directory
getcwd               (3p)  - get the pathname of the current working directory
getdate              (3p)  - convert user format date and time
getdate() [getdate]  (3)  - convert a string to struct tm
getdelim [getline]   (3)  - delimited string input
getdents             (2)  - get directory entries
getdirentries        (3)  - get directory entries in a filesystem independent format
getdomainname        (2)  - get/set domain name
getdtablesize        (2)  - get descriptor table size
getegid              (3p)  - get the effective group ID
getegid [getgid]     (2)  - get group identity
getenforce           (8)  - get the current mode of SELinux
getent               (1)  - get entries from administrative database
getenv               (3)  - get an environment variable
getenv               (3p)  - get value of an environment variable
geteuid              (3p)  - get the effective user ID
geteuid [getuid]     (2)  - get user identity
getfsent             (3)  - handle fstab entries
getfsfile [getfsent] (3)  - handle fstab entries
getfsspec [getfsent] (3)  - handle fstab entries
getgid               (2)  - get group identity
getgid               (3p)  - get the real group ID
getgrent             (3)  - get group file entry
getgrent             (3p)  - group database entry functions
getgrent_r           (3)  - get group file entry reentrantly
getgrgid             (3p)  - get group database entry for a group ID
getgrgid [getgrnam]  (3)  - get group file entry
getgrgid_r [getgrgid] (3p)  - get group database entry for a group ID
getgrgid_r [getgrnam] (3)  - get group file entry
getgrnam             (3)  - get group file entry
getgrnam             (3p)  - search group database for a name
getgrnam_r [getgrnam] (3)  - get group file entry
getgrnam_r [getgrnam] (3p)  - search group database for a name
getgrouplist         (3)  - list of groups a user belongs to
getgroups            (2)  - get/set list of supplementary group IDs
getgroups            (3p)  - get supplementary group IDs
gethostbyaddr [gethostbyname] (3)  - get network host entry
gethostbyaddr [gethostbyname] (3p)  - network host database functions
gethostbyname        (3)  - get network host entry
gethostbyname        (3p)  - network host database functions
gethostent           (3p)  - network host database functions
gethostid            (2)  - get or set the unique identifier of the current host
gethostid            (3p)  - get an identifier for the current host
gethostname          (2)  - get/set host name
gethostname          (3p)  - get name of current host
getitimer            (2)  - get or set value of an interval timer
getitimer            (3p)  - get and set value of interval timer
getline              (3)  - delimited string input
getloadavg           (3)  - get system load averages
getlogin             (3)  - get user name
getlogin             (3p)  - get login name
getlogin_r [getlogin] (3)  - get user name
getlogin_r [getlogin] (3p)  - get login name
get_mempolicy        (2)  - get the current process' or memory address' NUMA policy
getmntent            (3)  - get file system descriptor file entry
getmntent_r [getmntent] (3)  - get file system descriptor file entry
getmsg               (3p)  - receive next message from a STREAMS file (STREAMS)
getnameinfo          (3)  - address-to-name translation in protocol-independent manner
getnameinfo          (3p)  - get name information
getnetbyaddr [getnetent] (3)  - get network entry
getnetbyaddr [getnetent] (3p)  - network database functions
getnetbyname [getnetent] (3)  - get network entry
getnetbyname [getnetent] (3p)  - network database functions
getnetent            (3)  - get network entry
getnetent            (3p)  - network database functions
getopt               (1)  - parse command options (enhanced)
getopt               (3)  - Parse command line options
getopt               (3p)  - command option parsing
getopt [Getopt::Std] (3pm)  - Process single-character switches with switch clustering
Getopt::Long         (3pm)  - Extended processing of command line options
getopts              (1p)  - parse utility options
getopts [builtins]   (1)  - bash built-in commands, see bash(1)
getopts [Getopt::Std] (3pm)  - Process single-character switches with switch clustering
getpagesize          (2)  - get memory page size
getpass              (3)  - get a password
getpeername          (2)  - get name of connected peer socket
getpeername          (3p)  - get the name of the peer socket
getpgid              (3p)  - get the process group ID for a process
getpgid [setpgid]    (2)  - set/get process group
getpgrp              (3p)  - get the process group ID of the calling process
getpgrp [setpgid]    (2)  - set/get process group
getpid               (2)  - get process identification
getpmsg [getmsg]     (3p)  - receive next message from a STREAMS file (STREAMS)
getpmsg [unimplemented] (2)  - unimplemented system calls
getppid              (3p)  - get the parent process ID
getppid [getpid]     (2)  - get process identification
getpriority          (2)  - get/set program scheduling priority
getpriority          (3p)  - get and set the nice value
getprotobyname [getprotoent] (3)  - get protocol entry
getprotobyname [getprotoent] (3p)  - network protocol database functions
getprotobynumber [getprotoent] (3)  - get protocol entry
getprotobynumber [getprotoent] (3p)  - network protocol database functions
getprotoent          (3)  - get protocol entry
getprotoent          (3p)  - network protocol database functions
getpt                (3)  - open the pseudo-terminal master (PTM)
getpw                (3)  - Re-construct password line entry
getpwent             (3)  - get password file entry
getpwent             (3p)  - user database functions
getpwent_r           (3)  - get passwd file entry reentrantly
getpwnam             (3)  - get password file entry
getpwnam             (3p)  - search user database for a name
getpwnam_r [getpwnam] (3)  - get password file entry
getpwnam_r [getpwnam] (3p)  - search user database for a name
getpwuid             (3p)  - search user database for a user ID
getpwuid [getpwnam]  (3)  - get password file entry
getpwuid_r [getpwnam] (3)  - get password file entry
getpwuid_r [getpwuid] (3p)  - search user database for a user ID
getresgid [getresuid] (2)  - get real, effective and saved user or group ID
getresuid            (2)  - get real, effective and saved user or group ID
getrlimit            (2)  - get/set resource limits and usage
getrlimit            (3p)  - control maximum resource consumption
getrpcbyname [getrpcent] (3)  - get RPC entry
getrpcbynumber [getrpcent] (3)  - get RPC entry
getrpcent            (3)  - get RPC entry
getrpcport           (3)  - get RPC port number
getrusage            (3p)  - get information about resource utilization
getrusage [getrlimit] (2)  - get/set resource limits and usage
gets                 (3)  - input of characters and strings
gets                 (3p)  - get a string from a stdin stream
getsebool            (8)  - get SELinux boolean value(s)
getservbyname [getservent] (3)  - get service entry
getservbyname [getservent] (3p)  - network services database functions
getservbyport [getservent] (3)  - get service entry
getservbyport [getservent] (3p)  - network services database functions
getservent           (3)  - get service entry
getservent           (3p)  - network services database functions
getsid               (2)  - get session ID
getsid               (3p)  - get the process group ID of a session leader
getsockname          (2)  - get socket name
getsockname          (3p)  - get the socket name
getsockopt           (2)  - get and set options on sockets
getsockopt           (3p)  - get the socket options
getsubopt            (3p)  - parse suboption arguments from a string
get_thread_area      (2)  - Get a Thread Local Storage (TLS) area
gettid               (2)  - get thread identification
gettimeofday         (2)  - get / set time
gettimeofday         (3p)  - get the date and time
getttyent            (3)  - get ttys file entry
getttynam [getttyent] (3)  - get ttys file entry
getuid               (2)  - get user identity
getuid               (3p)  - get a real user ID
getumask             (3)  - get file creation mask
getusershell         (3)  - get legal user shells
getutent             (3)  - access utmp file entries
getutid [getutent]   (3)  - access utmp file entries
getutline [getutent] (3)  - access utmp file entries
getutxent [getutxid] (3p)  - user accounting database functions
getutxid             (3p)  - user accounting database functions
getutxline [getutxid] (3p)  - user accounting database functions
getw                 (3)  - input and output of words (ints)
getwc                (3p)  - get a wide character from a stream
getwc [fgetwc]       (3)  - read a wide character from a FILE stream
getwchar             (3p)  - get a wide character from a stdin stream
getwchar             (3)  - read a wide character from standard input
getwd                (3p)  - get the current working directory pathname (LEGACY)
getwd [getcwd]       (3)  - Get current working directory
gibi [units]         (7)  - decimal and binary prefixes
gif2tiff             (1)  - create a TIFF file from a GIF87 format image file
giga [units]         (7)  - decimal and binary prefixes
ginstall [install]   (1)  - copy files and set attributes
glob                 (3)  - find pathnames matching a pattern, free memory from glob()
glob                 (3p)  - generate pathnames matching a pattern
glob                 (7)  - Globbing pathnames
globfree [glob]      (3)  - find pathnames matching a pattern, free memory from glob()
globfree [glob]      (3p)  - generate pathnames matching a pattern
glob.h [glob]        (0p)  - pathname pattern-matching types
gmtime               (3p)  - convert a time value to a broken-down UTC time
gmtime [ctime]       (3)  - transform date and time to broken-down time or ASCII
gmtime_r [ctime]     (3)  - transform date and time to broken-down time or ASCII
gmtime_r [gmtime]    (3p)  - convert a time value to a broken-down UTC time
GnuPG [gnupg]        (7)  - The GNU Privacy Guard suite of programs
gpasswd              (1)  - administer the /etc/group file
gpg                  (1)  - encryption and signing tool
gpgv                 (1)  - signature verification tool
gpm                  (8)  - a cut and paste utility and mouse server for virtual consoles
gpm-root             (1)  - a default handler for gpm, used to draw menus on the root window
gprof                (1)  - display call graph profile data
grantpt              (3)  - grant access to the slave pseudotty
grantpt              (3p)  - grant access to the slave pseudo-terminal device
grep                 (1)  - print lines matching a pattern
grep                 (1p)  - search a file for a pattern
grn                  (1)  - groff preprocessor for gremlin files
grodvi               (1)  - convert groff output to TeX dvi format
groff                (1)  - front-end for the groff document formatting system
groff                (7)  - a short reference for the GNU roff language
groff_char           (7)  - groff character names
groff_diff           (7)  - differences between GNU troff and classical troff
groffer              (1)  - display groff files and man~pages on X and tty
groff_font           (5)  - format of groff device and font description files
groff_man            (7)  - groff `man' macros to support generation of man pages
groff_mdoc           (7)  - reference for groff's mdoc implementation
groff_me             (7)  - troff macros for formatting papers
groff_mom            (7)  - groff `mom' macros
groff_ms             (7)  - groff ms macros
groff_out            (5)  - groff intermediate output format
groff_tmac           (5)  - macro files in the roff typesetting system
groff_trace          (7)  - groff macro package trace.tmac
groff_www            (7)  - groff macros for authoring web pages
grohtml              (1)  - html driver for groff
grolj4               (1)  - groff driver for HP Laserjet 4 family
grops                (1)  - PostScript driver for groff
grotty               (1)  - groff driver for typewriter-like devices
group                (5)  - user group file
groupadd             (8)  - Create a new group
groupdel             (8)  - Delete a group
groupmod             (8)  - Modify a group
groups               (1)  - print the groups a user is in
grpck                (8)  - verify integrity of group files
grpconv [pwconv]     (8)  - convert to and from shadow passwords and groups
grp.h [grp]          (0p)  - group structure
grpunconv [pwconv]   (8)  - convert to and from shadow passwords and groups
grubby               (8)  - command line tool for configuring grub, lilo, and elilo
gsignal              (3)  - software signal facility
gtty [unimplemented] (2)  - unimplemented system calls
gunzip [gzip]        (1)  - compress or expand files
gzexe                (1)  - compress executable files in place
gzip                 (1)  - compress or expand files
h2ph                 (1)  - convert .h C header files to .ph Perl header files
h2xs                 (1)  - convert .h C header files to Perl extensions
halt                 (8)  - stop the system
hardlink             (1)  - Consolidate duplicate files via hardlinks
hash                 (1p)  - remember or report utility locations
hash                 (3)  - hash database access method
hash [builtins]      (1)  - bash built-in commands, see bash(1)
Hash::Util           (3pm)  - A selection of general-utility hash subroutines
hasmntopt [getmntent] (3)  - get file system descriptor file entry
hcreate              (3p)  - manage hash search table
hcreate [hsearch]    (3)  - hash table management
hd                   (4)  - MFM/IDE hard disk devices
hdestroy [hcreate]   (3p)  - manage hash search table
hdestroy [hsearch]   (3)  - hash table management
head                 (1)  - output the first part of files
head                 (1p)  - copy the first part of files
help [builtins]      (1)  - bash built-in commands, see bash(1)
h_errno              (3p)  - error return value for network database operations
herror [gethostbyname] (3)  - get network host entry
hesinfo              (1)  - find out what is stored in the Hesiod database
hesiod.conf [hesiod] (5)  - Configuration file for the Hesiod library
hexdump              (1)  - ascii, decimal, hexadecimal, octal dump
hier                 (7)  - Description of the file system hierarchy
history              (3)  - GNU History Library
history [builtins]   (1)  - bash built-in commands, see bash(1)
host                 (1)  - DNS lookup utility
host.conf [host]     (5)  - resolver configuration file
hostid               (1)  - print the numeric identifier for the current host
hostname             (1)  - show or set the system's host name
hosts                (5)  - The static table lookup for host names
hosts_access         (3)  - access control library
hosts_access         (5)  - format of host access control files
hosts_access [hosts] (5)  - format of host access control files
hosts_ctl [hosts_access] (3)  - access control library
hosts_options        (5)  - host access control language extensions
hotplug              (8)  - Linux hotplugging support scripts
hpftodit             (1)  - create font description files for use with groff -Tlj4
hsearch              (3)  - hash table management
hsearch [hcreate]    (3p)  - manage hash search table
hstrerror [gethostbyname] (3)  - get network host entry
HTB [tc-htb]         (8)  - Hierarchy Token Bucket
htcacheclean         (8)  - Clean up the disk cache
htdbm                (1)  - Manipulate DBM password databases
htdigest             (1)  - manage user files for digest authentication
htonl                (3p)  - convert values between host and network byte order
htonl [byteorder]    (3)  - convert values between host and network byte order
htons [byteorder]    (3)  - convert values between host and network byte order
htons [htonl]        (3p)  - convert values between host and network byte order
htpasswd             (1)  - Manage user files for basic authentication
httpd                (8)  - Apache Hypertext Transfer Protocol Server
hwclock              (8)  - query and set the hardware clock (RTC)
hypot                (3)  - Euclidean distance function
hypot                (3p)  - Euclidean distance function
hypotf [hypot]       (3)  - Euclidean distance function
hypotf [hypot]       (3p)  - Euclidean distance function
hypotl [hypot]       (3)  - Euclidean distance function
hypotl [hypot]       (3p)  - Euclidean distance function
I18N::Collate        (3pm)  - compare 8-bit scalar data according to the current locale
I18N::Langinfo       (3pm)  - query locale information
I18N::LangTags       (3pm)  - functions for dealing with RFC3066-style language tags
I18N::LangTags::Detect (3pm)  - detect the user's language preferences
i2cdetect            (8)  - detect Iu2dC chips
i2cdump              (8)  - examine Iu2dC registers
i2cset               (8)  - set Iu2dC registers
i2cset [isaset]      (8)  - set ISA registers
icmp                 (7)  - Linux IPv4 ICMP kernel module
iconv                (1)  - Convert encoding of given files from one encoding to another
iconv                (1p)  - codeset conversion
iconv                (3p)  - codeset conversion function
iconv                (3)  - perform character set conversion
iconv_close          (3)  - deallocate descriptor for character set conversion
iconv_close          (3p)  - codeset conversion deallocation function
iconv.h [iconv]      (0p)  - codeset conversion facility
iconv_open           (3)  - allocate descriptor for character set conversion
iconv_open           (3p)  - codeset conversion allocation function
id                   (1p)  - return user identity
id                   (1)  - print real and effective UIDs and GIDs
idle                 (2)  - make process 0 idle
if                   (3pm)  - use a Perl module if a condition holds
ifconfig             (8)  - configure a network interface
ifenslave            (8)  - Attach and detach slave network devices to a bonding device
if_freenameindex     (3p)  - free memory allocated by if_nameindex
if_indextoname       (3p)  - map a network interface index to its corresponding name
if_nameindex         (3p)  - return all network interface names and indexes
if_nametoindex       (3p)  - map a network interface name to its corresponding index
igawk                (1)  - gawk with include files
ilogb                (3p)  - return an unbiased exponent
ilogbf [ilogb]       (3p)  - return an unbiased exponent
ilogbl [ilogb]       (3p)  - return an unbiased exponent
imaxabs              (3p)  - return absolute value
imaxabs [abs]        (3)  - compute the absolute value of an integer
imaxdiv              (3p)  - return quotient and remainder
imaxdiv [div]        (3)  - compute quotient and remainder of an integer division
inb [outb]           (2)  - port I/O
inb_p [outb]         (2)  - port I/O
index                (3)  - locate character in string
index                (3p)  - character string operations (LEGACY)
index [string]       (3)  - string operations
indxbib              (1)  - make inverted index for bibliographic databases
indxbib [gindxbib]   (1)  - make inverted index for bibliographic databases
inet_addr            (3p)  - IPv4 address manipulation
inet_addr [inet]     (3)  - Internet address manipulation routines
inet_aton [inet]     (3)  - Internet address manipulation routines
inet_aton [Socket]   (3pm)  - load the C socket.h defines and structure manipulators
inet_lnaof [inet]    (3)  - Internet address manipulation routines
inet_makeaddr [inet] (3)  - Internet address manipulation routines
inet_netof [inet]    (3)  - Internet address manipulation routines
inet_network [inet]  (3)  - Internet address manipulation routines
inet_ntoa [inet]     (3)  - Internet address manipulation routines
inet_ntoa [inet_addr] (3p)  - IPv4 address manipulation
inet_ntoa [Socket]   (3pm)  - load the C socket.h defines and structure manipulators
inet_ntop            (3)  - Parse network address structures
inet_ntop            (3p)  - convert IPv4 and IPv6 addresses between binary and text form
inet_pton            (3)  - Create a network address structure
inet_pton [inet_ntop] (3p)  - convert IPv4 and IPv6 addresses between binary and text form
info                 (1)  - read Info documents
info                 (5)  - readable online documentation
infocmp              (1m)  - compare or print out terminfo descriptions
infokey              (1)  - compile customizations for Info
infotocap            (1m)  - convert a terminfo description into a termcap description
init                 (8)  - process control initialization
initgroups           (3)  - initialize the supplementary group access list
initlog              (1)  - log messages and events to the system logger
init_module          (2)  - Initialize a loadable module entry
initrd               (4)  - boot loader initialized RAM disk
initscript           (5)  - script that executes inittab commands
initstate [random]   (3p)  - pseudo-random number functions
initstate [random]   (3)  - random number generator
inittab              (5)  - format of the inittab file used by the sysv-compatible init process
inl [outb]           (2)  - port I/O
inl_p [outb]         (2)  - port I/O
insb [outb]          (2)  - port I/O
insl [outb]          (2)  - port I/O
insmod               (8)  - simple program to insert a module into the Linux Kernel
insque               (3)  - insert/remove an item from a queue
insque               (3p)  - insert or remove an element in a queue
install-info         (1)  - update info/dir entries
insw [outb]          (2)  - port I/O
integer              (3pm)  - Perl pragma to use integer arithmetic instead of floating point
intro                (1)  - Introduction to user commands
intro                (2)  - Introduction to system calls
intro                (3)  - Introduction to library functions
intro                (4)  - Introduction to special files
intro                (5)  - Introduction to file formats
intro                (6)  - Introduction to games
intro                (7)  - Introduction to conventions and miscellany section
intro                (8)  - Introduction to administration and privileged commands
inttypes.h [inttypes] (0p)  - fixed size integer types
inw [outb]           (2)  - port I/O
inw_p [outb]         (2)  - port I/O
IO                   (3pm)  - load various IO modules
io_cancel            (2)  - Cancel an outstanding asynchronous I/O operation
ioctl                (2)  - control device
ioctl                (3p)  - control a STREAMS device (STREAMS)
ioctl_list           (2)  - list of ioctl calls in Linux/i386 kernel
io_destroy           (2)  - Destroy an asynchronous I/O context
IO::Dir              (3pm)  - supply object methods for directory handles
IO::File             (3pm)  - supply object methods for filehandles
io_getevents         (2)  - Read asynchronous I/O events from the completion queue
IO::Handle           (3pm)  - supply object methods for I/O handles
ioperm               (2)  - set port input/output permissions
IO::Pipe             (3pm)  - supply object methods for pipes
iopl                 (2)  - change I/O privilege level
IO::Poll             (3pm)  - Object interface to system poll call
IO::Seekable         (3pm)  - supply seek based methods for I/O objects
IO::Select           (3pm)  - OO interface to the select system call
io_setup             (2)  - Create an asynchronous I/O context
IO::Socket           (3pm)  - Object interface to socket communications
IO::Socket::INET     (3pm)  - Object interface for AF_INET domain sockets
IO::Socket::UNIX     (3pm)  - Object interface for AF_UNIX domain sockets
io_submit            (2)  - Submit asynchronous I/O blocks for processing
ip                   (7)  - Linux IPv4 protocol implementation
ip                   (8)  - show / manipulate routing, devices, policy routing and tunnels
ipc                  (2)  - System V IPC system calls
ipc                  (5)  - System V interprocess communication mechanisms
ipcalc               (1)  - perform simple manipulation of IP addresses
IPC::Msg             (3pm)  - SysV Msg IPC object class
IPC::Open2           (3pm)  - open a process for both reading and writing
IPC::Open3           (3pm)  - open a process for reading, writing, and error handling
ipcrm                (1p)  - remove an XSI message queue, semaphore set, or shared memory segment identifier
ipcrm                (8)  - remove a message queue, semaphore set or shared memory id
ipcs                 (1p)  - report XSI interprocess communication facilities status
ipcs                 (8)  - provide information on ipc facilities
IPC::Semaphore       (3pm)  - SysV Semaphore IPC object class
IPC::SysV            (3pm)  - SysV IPC constants
IPPROTO_ICMP [icmp]  (7)  - Linux IPv4 ICMP kernel module
iptables             (8)  - administration tool for IPv4 packet filtering and NAT
iptables-restore     (8)  - Restore IP Tables
iptables-save        (8)  - Save IP Tables
ipv6                 (7)  - Linux IPv6 protocol implementation
irqbalance           (1)  - distribute hardware interrupts across processors on a multiprocessor system
iruserok [rcmd]      (3)  - routines for returning a stream to a remote command
isadump              (8)  - examine ISA registers
isalnum              (3p)  - test for an alphanumeric character
isalnum [isalpha]    (3)  - character classification routines
isalpha              (3)  - character classification routines
isalpha              (3p)  - test for an alphabetic character
isascii              (3p)  - test for a 7-bit US-ASCII character
isascii [isalpha]    (3)  - character classification routines
isastream            (3p)  - test a file descriptor (STREAMS)
isatty               (3)  - does this descriptor refer to a terminal
isatty               (3p)  - test for a terminal device
isblank              (3p)  - test for a blank character
isblank [isalpha]    (3)  - character classification routines
iscntrl              (3p)  - test for a control character
iscntrl [isalpha]    (3)  - character classification routines
isdigit              (3p)  - test for a decimal digit
isdigit [isalpha]    (3)  - character classification routines
isfinite             (3p)  - test for finite value
isfinite [fpclassify] (3)  - floating-point classification macros
isgraph              (3p)  - test for a visible character
isgraph [isalpha]    (3)  - character classification routines
isgreater            (3)  - macros to test a relation
isgreater            (3p)  - test if x greater than y
isgreaterequal       (3p)  - test if x is greater than or equal to y
isgreaterequal [isgreater] (3)  - macros to test a relation
isinf                (3p)  - test for infinity
isinf                (3)  - test for infinity or not-a-number (NaN)
isless               (3p)  - test if x is less than y
islessequal          (3p)  - test if x is less than or equal to y
islessgreater        (3p)  - test if x is less than or greater than y
islessgreater [isgreater] (3)  - macros to test a relation
isless [isgreater]   (3)  - macros to test a relation
islower              (3p)  - test for a lowercase letter
islower [isalpha]    (3)  - character classification routines
isnan                (3p)  - test for a NaN
isnan [fpclassify]   (3)  - floating-point classification macros
isnan [isinf]        (3)  - test for infinity or not-a-number (NaN)
isnormal             (3p)  - test for a normal value
isnormal [fpclassify] (3)  - floating-point classification macros
iso646.h [iso646]    (0p)  - alternative spellings
iso_8859-15          (7)  - the ISO 8859-15 character set encoded in octal, decimal, and hexadecimal
iso_8859-16          (7)  - the ISO 8859-16 character set encoded in octal, decimal, and hexadecimal
iso_8859-1           (7)  - the ISO 8859-1 character set encoded in octal, decimal, and hexadecimal
iso_8859-2           (7)  - the ISO 8859-2 character set encoded in octal, decimal, and hexadecimal
iso_8859-7           (7)  - the ISO 8859-7 character set encoded in octal, decimal, and hexadecimal
iso_8859-9           (7)  - the ISO 8859-9 character set encoded in octal, decimal, and hexadecimal
isosize              (8)  - outputs the length of a iso9660 file system
isprint              (3p)  - test for a printable character
isprint [isalpha]    (3)  - character classification routines
ispunct              (3p)  - test for a punctuation character
ispunct [isalpha]    (3)  - character classification routines
isspace              (3p)  - test for a white-space character
isspace [isalpha]    (3)  - character classification routines
issue                (5)  - pre-login message and identification file
isunordered          (3p)  - test if arguments are unordered
isunordered [isgreater] (3)  - macros to test a relation
isupper              (3p)  - test for an uppercase letter
isupper [isalpha]    (3)  - character classification routines
iswalnum             (3p)  - test for an alphanumeric wide-character code
iswalnum             (3)  - test for alphanumeric wide character
iswalpha             (3p)  - test for an alphabetic wide-character code
iswalpha             (3)  - test for alphabetic wide character
iswblank             (3p)  - test for a blank wide-character code
iswblank             (3)  - test for whitespace wide character
iswcntrl             (3p)  - test for a control wide-character code
iswcntrl             (3)  - test for control wide character
iswctype             (3p)  - test character for a specified class
iswctype             (3)  - wide character classification
iswdigit             (3p)  - test for a decimal digit wide-character code
iswdigit             (3)  - test for decimal digit wide character
iswgraph             (3p)  - test for a visible wide-character code
iswgraph             (3)  - test for graphic wide character
iswlower             (3p)  - test for a lowercase letter wide-character code
iswlower             (3)  - test for lowercase wide character
iswprint             (3p)  - test for a printable wide-character code
iswprint             (3)  - test for printing wide character
iswpunct             (3p)  - test for a punctuation wide-character code
iswpunct             (3)  - test for punctuation or symbolic wide character
iswspace             (3p)  - test for a white-space wide-character code
iswspace             (3)  - test for whitespace wide character
iswupper             (3p)  - test for an uppercase letter wide-character code
iswupper             (3)  - test for uppercase wide character
iswxdigit            (3p)  - test for a hexadecimal digit wide-character code
iswxdigit            (3)  - test for hexadecimal digit wide character
isxdigit             (3p)  - test for a hexadecimal digit
isxdigit [isalpha]   (3)  - character classification routines
j0                   (3)  - Bessel functions
j0                   (3p)  - Bessel functions of the first kind
j0f [j0]             (3)  - Bessel functions
j0l [j0]             (3)  - Bessel functions
j1f [j0]             (3)  - Bessel functions
j1 [j0]              (3)  - Bessel functions
j1 [j0]              (3p)  - Bessel functions of the first kind
j1l [j0]             (3)  - Bessel functions
jnf [j0]             (3)  - Bessel functions
jn [j0]              (3)  - Bessel functions
jn [j0]              (3p)  - Bessel functions of the first kind
jnl [j0]             (3)  - Bessel functions
jobs                 (1p)  - display status of jobs in the current session
jobs [builtins]      (1)  - bash built-in commands, see bash(1)
join                 (1)  - join lines of two files on a common field
join                 (1p)  - relational database operator
jpegtran             (1)  - lossless transformation of JPEG files
jrand48 [drand48]    (3)  - generate uniformly distributed pseudo-random numbers
jrand48 [drand48]    (3p)  - generate uniformly distributed pseudo-random numbers
jwhois               (1)  - client for the whois service
key_decryptsession [key_setsecret] (3)  - interfaces to rpc keyserver daemon
key_encryptsession [key_setsecret] (3)  - interfaces to rpc keyserver daemon
key_gendes [key_setsecret] (3)  - interfaces to rpc keyserver daemon
key_secretkey_is_set [key_setsecret] (3)  - interfaces to rpc keyserver daemon
key_setsecret        (3)  - interfaces to rpc keyserver daemon
kgrantpty            (7)  - konsole uses this to securely open a slave pty
kibi [units]         (7)  - decimal and binary prefixes
kill                 (1p)  - terminate or signal processes
kill                 (1)  - terminate a process
kill                 (2)  - send signal to a process
kill                 (3p)  - send a signal to a process or a group of processes
killall              (1)  - kill processes by name
kill [builtins]      (1)  - bash built-in commands, see bash(1)
killpg               (2)  - send signal to a process group
killpg               (3p)  - send a signal to a process group
killpg               (3)  - send signal to all members of a process group
killpgrp             (8)  - kill all processes in the same process group
kilo [units]         (7)  - decimal and binary prefixes
klogctl [syslog]     (2)  - read and/or clear kernel message ring buffer; set console_loglevel
klogd                (8)  - Kernel Log Daemon
kmem [mem]           (4)  - system memory, kernel memory and system ports
koi8-r               (7)  - Russian Net Character Set encoded in octal, decimal, and hexadecimal
kpac_dhcp_helper     (7)  - provides Proxy Auto Configuration to KDE
kudzu                (8)  - detects and configures new and/or changed hardware on a system
l64a [a64l]          (3)  - convert between long and base-64
l64a [a64l]          (3p)  - convert between a 32-bit integer and a radix-64 ASCII string
labs                 (3p)  - return a long integer absolute value
labs [abs]           (3)  - compute the absolute value of an integer
langinfo.h [langinfo] (0p)  - language information constants
last                 (1)  - show listing of last logged in users
lastb [last]         (1)  - show listing of last logged in users
lastlog              (8)  - examine lastlog file
lchfn                (1)  - Change finger information
lchown               (3p)  - change the owner and group of a symbolic link
lchown [chown]       (2)  - change ownership of a file
lchsh                (1)  - Change login shell
lcong48 [drand48]    (3)  - generate uniformly distributed pseudo-random numbers
lcong48 [drand48]    (3p)  - generate uniformly distributed pseudo-random numbers
ld                   (1)  - Using LD, the GNU linker
ld                   (8)  - linux.so* - dynamic linker/loader
ldap.conf [ldap]     (5)  - ldap configuration file
.ldaprc [ldap]       (5)  - ldap configuration file
ldd                  (1)  - print shared library dependencies
ldexp                (3)  - multiply floating-point number by integral power of 2
ldexp                (3p)  - load exponent of a floating-point number
ldexpf [ldexp]       (3)  - multiply floating-point number by integral power of 2
ldexpf [ldexp]       (3p)  - load exponent of a floating-point number
ldexpl [ldexp]       (3)  - multiply floating-point number by integral power of 2
ldexpl [ldexp]       (3p)  - load exponent of a floating-point number
ldif                 (5)  - LDAP Data Interchange Format
ldiv                 (3p)  - compute quotient and remainder of a long division
ldiv [div]           (3)  - compute quotient and remainder of an integer division
LDP                  (7)  - Intro to the Linux Documentation Project, with help, guides and documents
ld.so [ld]           (8)  - linux.so* - dynamic linker/loader
less                 (1)  - opposite of more
less                 (3pm)  - perl pragma to request less of something from the compiler
lesskey              (1)  - specify key bindings for less
let [builtins]       (1)  - bash built-in commands, see bash(1)
lex                  (1p)  - generate programs for lexical tasks (DEVELOPMENT)
lfind [lsearch]      (3)  - linear search of an array
lfind [lsearch]      (3p)  - linear search and update
lgamma               (3)  - log gamma function
lgamma               (3p)  - log gamma function
lgammaf [lgamma]     (3)  - log gamma function
lgammaf [lgamma]     (3p)  - log gamma function
lgammaf_r [lgamma]   (3)  - log gamma function
lgammal [lgamma]     (3)  - log gamma function
lgammal [lgamma]     (3p)  - log gamma function
lgammal_r [lgamma]   (3)  - log gamma function
lgamma_r [lgamma]    (3)  - log gamma function
lib                  (3pm)  - manipulate @INC at compile time
libgen.h [libgen]    (0p)  - definitions for pattern matching functions
libidn [idn]         (1)  - Internationalized Domain Names command line tool
libnetcfg            (1)  - configure libnet
libnetFAQ [Net::libnetFAQ] (3pm)  - libnet Frequently Asked Questions
libsensors           (3)  - publically accessible functions provided by the sensors library
libxml               (3)  - library used to parse XML files
limits.h [limits]    (0p)  - implementation-defined constants
link                 (1)  - call the link function to create a link to a file
link                 (1p)  - call link function
link                 (2)  - make a new name for a file
link                 (3p)  - link to a file
Linux-PAM [pam]      (8)  - Pluggable Authentication Modules for Linux
lio_listio           (3p)  - list directed I/O (REALTIME)
listen               (2)  - listen for connections on a socket
listen               (3p)  - listen for socket connections and limit the queue of incoming connections
LIST_ENTRY [queue]   (3)  - implementations of lists, tail queues, and circular queues
LIST_HEAD [queue]    (3)  - implementations of lists, tail queues, and circular queues
LIST_INIT [queue]    (3)  - implementations of lists, tail queues, and circular queues
LIST_INSERT_AFTER [queue] (3)  - implementations of lists, tail queues, and circular queues
LIST_INSERT_HEAD [queue] (3)  - implementations of lists, tail queues, and circular queues
LIST_REMOVE [queue]  (3)  - implementations of lists, tail queues, and circular queues
List::Util           (3pm)  - A selection of general-utility list subroutines
lkbib                (1)  - search bibliographic databases
llabs [abs]          (3)  - compute the absolute value of an integer
llabs [labs]         (3p)  - return a long integer absolute value
lldiv [div]          (3)  - compute quotient and remainder of an integer division
lldiv [ldiv]         (3p)  - compute quotient and remainder of a long division
llrint               (3p)  - round to the nearest integer value using current rounding direction
llrintf [llrint]     (3p)  - round to the nearest integer value using current rounding direction
llrintf [lrint]      (3)  - round to nearest integer
llrintl [llrint]     (3p)  - round to the nearest integer value using current rounding direction
llrintl [lrint]      (3)  - round to nearest integer
llrint [lrint]       (3)  - round to nearest integer
llround              (3p)  - round to nearest integer value
llroundf [llround]   (3p)  - round to nearest integer value
llroundf [lround]    (3)  - round to nearest integer, away from zero
llroundl [llround]   (3p)  - round to nearest integer value
llroundl [lround]    (3)  - round to nearest integer, away from zero
llround [lround]     (3)  - round to nearest integer, away from zero
_llseek [llseek]     (2)  - reposition read/write file offset
ln                   (1)  - make links between files
ln                   (1p)  - link files
local [builtins]     (1)  - bash built-in commands, see bash(1)
locale               (1)  - Get locale - specific information
locale               (1p)  - get locale - specific information
locale               (3pm)  - Perl pragma to use and avoid POSIX locales for built-in operations
locale               (5)  - Describes a locale definition file
locale               (7)  - Description of multi-language support
Locale::Constants    (3pm)  - constants for Locale codes
localeconv           (3)  - get numeric formatting information
localeconv           (3p)  - return locale-specific information
Locale::Country      (3pm)  - ISO codes for country identification (ISO 3166)
Locale::Currency     (3pm)  - ISO three letter codes for currency identification (ISO 4217)
localedef            (1)  - compile locale definition files
localedef            (1p)  - define locale environment
locale.h [locale]    (0p)  - category macros
Locale::Language     (3pm)  - ISO two letter codes for language identification (ISO 639)
Locale::Maketext     (3pm)  - framework for localization
Locale::Script       (3pm)  - ISO codes for script identification (ISO 15924)
localtime            (3p)  - convert a time value to a broken-down local time
localtime [ctime]    (3)  - transform date and time to broken-down time or ASCII
localtime_r [ctime]  (3)  - transform date and time to broken-down time or ASCII
localtime_r [localtime] (3p)  - convert a time value to a broken-down local time
lockf                (3)  - apply, test or remove a POSIX lock on an open file
lockf                (3p)  - record locking on files
lockfile             (1)  - conditional semaphore-file creator
lock [unimplemented] (2)  - unimplemented system calls
log10                (3)  - base-10 logarithmic function
log10                (3p)  - base 10 logarithm function
log10f [log10]       (3)  - base-10 logarithmic function
log10f [log10]       (3p)  - base 10 logarithm function
log10l [log10]       (3)  - base-10 logarithmic function
log10l [log10]       (3p)  - base 10 logarithm function
log1p                (3)  - logarithm of 1 plus argument
log1p                (3p)  - compute a natural logarithm
log1pf [log1p]       (3p)  - compute a natural logarithm
log1pl [log1p]       (3p)  - compute a natural logarithm
log2                 (3)  - base-2 logarithmic function
log2                 (3p)  - compute base 2 logarithm functions
log2f [log2]         (3)  - base-2 logarithmic function
log2f [log2]         (3p)  - compute base 2 logarithm functions
log2l [log2]         (3)  - base-2 logarithmic function
log2l [log2]         (3p)  - compute base 2 logarithm functions
log                  (3)  - natural logarithmic function
log                  (3p)  - natural logarithm function
logb                 (3p)  - radix-independent exponent
logbf [logb]         (3p)  - radix-independent exponent
logbl [logb]         (3p)  - radix-independent exponent
logf [log]           (3)  - natural logarithmic function
logf [log]           (3p)  - natural logarithm function
logger               (1)  - a shell command interface to the syslog(3) system log module
logger               (1p)  - log messages
login                (1)  - sign on
login                (3)  - write utmp and wtmp entries
login_tty [openpty]  (3)  - tty utility functions
logl [log]           (3)  - natural logarithmic function
logl [log]           (3p)  - natural logarithm function
logname              (1p)  - return the user's login name
logname              (1)  - print user's login name
logout [builtins]    (1)  - bash built-in commands, see bash(1)
logout [login]       (3)  - write utmp and wtmp entries
logresolve           (1)  - Resolve IP-addresses to hostnames in Apache log files
logrotate            (8)  - rotates, compresses, and mails system logs
logsave              (8)  - save the output of a command in a logfile
logwtmp [updwtmp]    (3)  - append an entry to the wtmp file
longjmp              (3)  - non-local jump to a saved stack context
longjmp              (3p)  - non-local goto
_longjmp [_setjmp]   (3p)  - non-local goto
longmess [Carp]      (3pm)  - return the message that cluck and confess produce
look                 (1)  - display lines beginning with a given string
lookbib              (1)  - search bibliographic databases
lookbib [glookbib]   (1)  - search bibliographic databases
look [Search::Dict]  (3pm)  - search for key in dictionary file
lookup_dcookie       (2)  - return a directory entry's path
losetup              (8)  - set up and control loop devices
lp                   (1p)  - send files to a printer
lp                   (4)  - line printer devices
lrand48 [drand48]    (3)  - generate uniformly distributed pseudo-random numbers
lrand48 [drand48]    (3p)  - generate uniformly distributed pseudo-random numbers
lrint                (3p)  - round to nearest integer value using current rounding direction
lrint                (3)  - round to nearest integer
lrintf [lrint]       (3p)  - round to nearest integer value using current rounding direction
lrintf [lrint]       (3)  - round to nearest integer
lrintl [lrint]       (3p)  - round to nearest integer value using current rounding direction
lrintl [lrint]       (3)  - round to nearest integer
lround               (3p)  - round to nearest integer value
lround               (3)  - round to nearest integer, away from zero
lroundf [lround]     (3p)  - round to nearest integer value
lroundf [lround]     (3)  - round to nearest integer, away from zero
lroundl [lround]     (3p)  - round to nearest integer value
lroundl [lround]     (3)  - round to nearest integer, away from zero
ls                   (1)  - list directory contents
ls                   (1p)  - list directory contents
lsattr               (1)  - list file attributes on a Linux second extended file system
lsearch              (3)  - linear search of an array
lsearch              (3p)  - linear search and update
lseek                (2)  - reposition read/write file offset
lseek                (3p)  - move the read/write file offset
lsmod                (8)  - program to show the status of modules in the Linux Kernel
lsof                 (8)  - list open files
lstat                (3p)  - get symbolic link status
lstat [stat]         (2)  - get file status
lsusb                (8)  - list all USB devices
lvchange             (8)  - change attributes of a logical volume
lvconvert            (8)  - convert a logical volume from linear to mirror or snapshot
lvcreate             (8)  - create a logical volume in an existing volume group
lvdisplay            (8)  - display attributes of a logical volume
lvextend             (8)  - extend the size of a logical volume
lvm                  (8)  - LVM2 tools
lvmchange            (8)  - change attributes of the logical volume manager
lvm.conf [lvm]       (5)  - Configuration file for LVM2
lvmdiskscan          (8)  - scan for all devices visible to LVM2
lvmdump              (8)  - create lvm2 information dumps for diagnostic purposes
lvreduce             (8)  - reduce the size of a logical volume
lvremove             (8)  - remove a logical volume
lvrename             (8)  - rename a logical volume
lvresize             (8)  - resize a logical volume
lvs                  (8)  - report information about logical volumes
lvscan               (8)  - scan (all disks) for logical volumes
lynx                 (1)  - a general purpose distributed information browser for the World Wide Web
m4                   (1p)  - macro processor (DEVELOPMENT)
madvise1 [undocumented] (2)  - undocumented system calls
madvise              (2)  - give advice about use of memory
magic                (5)  - file command's magic number file
mail                 (1)  - send and receive mail
mailaddr             (7)  - mail addressing description
mailcap              (4)  - metamail capabilities file
mail [Mail]          (1)  - send and receive mail
mailq                (1)  - print the mail queue
mailstats            (8)  - display mail statistics
mailx                (1p)  - process messages
make                 (1)  - GNU make utility to maintain groups of programs
make                 (1p)  - maintain, update, and regenerate groups of programs (DEVELOPMENT)
makecontext          (3)  - manipulate user context
makecontext          (3p)  - manipulate user contexts
MAKEDEV              (8)  - create devices
makemap              (8)  - create database maps for sendmail
makewhatis           (8)  - Create the whatis database
malloc               (3)  - Allocate and free dynamic memory
malloc               (3p)  - a memory allocator
_malloc_hook [malloc_hook] (3)  - malloc debugging variables
__malloc_initialize_hook [malloc_hook] (3)  - malloc debugging variables
man                  (1)  - format and display the on-line manual pages
man                  (1p)  - display system documentation
man2html             (1)  - format a manual page in html
man                  (7)  - macros to format man pages
man.conf [man]       (5)  - configuration data for man
man [manpath]        (1)  - format and display the on-line manual pages
Math::BigFloat       (3pm)  - Arbitrary size floating point math package
Math::BigInt         (3pm)  - Arbitrary size integer math package
Math::BigInt::Calc   (3pm)  - Pure Perl module to support Math::BigInt
Math::BigInt::CalcEmu (3pm)  - Emulate low-level math with BigInt code
Math::BigRat         (3pm)  - arbitrarily big rational numbers
Math::Complex        (3pm)  - complex numbers and associated mathematical functions
math.h [math]        (0p)  - mathematical declarations
Math::Trig           (3pm)  - trigonometric functions
MB_CUR_MAX           (3)  - maximum length of a multibyte character in the current locale
mblen                (3)  - determine number of bytes in next multibyte character
mblen                (3p)  - get number of bytes in a character
MB_LEN_MAX           (3)  - maximum multibyte length of a character across all locales
mbrlen               (3)  - determine number of bytes in next multibyte character
mbrlen               (3p)  - get number of bytes in a character (restartable)
mbrtowc              (3)  - convert a multibyte sequence to a wide character
mbrtowc              (3p)  - convert a character to a wide-character code (restartable)
mbsinit              (3p)  - determine conversion object status
mbsinit              (3)  - test for initial shift state
mbsnrtowcs           (3)  - convert a multibyte string to a wide character string
mbsrtowcs            (3)  - convert a multibyte string to a wide character string
mbsrtowcs            (3p)  - convert a character string to a wide-character string (restartable)
mbstowcs             (3)  - convert a multibyte string to a wide character string
mbstowcs             (3p)  - convert a character string to a wide-character string
mbtowc               (3)  - convert a multibyte sequence to a wide character
mbtowc               (3p)  - convert a character to a wide-character code
mc                   (1)  - Visual shell for Unix-like systems
mcedit               (1)  - Internal file editor of GNU Midnight Commander
mcookie              (1)  - generate magic cookies for xauth
mcview               (1)  - Internal file viewer of GNU Midnight Commander
md2                  (1ssl)  - message digests
md2 [dgst]           (1ssl)  - message digests
md2 [md4]            (1ssl)  - message digests
md2 [md5]            (1ssl)  - message digests
md2 [mdc2]           (1ssl)  - message digests
md2 [ripemd160]      (1ssl)  - message digests
md2 [sha1]           (1ssl)  - message digests
md2 [sha]            (1ssl)  - message digests
md4                  (1ssl)  - message digests
md4 [dgst]           (1ssl)  - message digests
md4 [md2]            (1ssl)  - message digests
md4 [md5]            (1ssl)  - message digests
md4 [mdc2]           (1ssl)  - message digests
md4 [ripemd160]      (1ssl)  - message digests
md4 [sha1]           (1ssl)  - message digests
md4 [sha]            (1ssl)  - message digests
md5                  (1ssl)  - message digests
md5 [dgst]           (1ssl)  - message digests
md5 [md2]            (1ssl)  - message digests
md5 [md4]            (1ssl)  - message digests
md5 [mdc2]           (1ssl)  - message digests
md5 [ripemd160]      (1ssl)  - message digests
md5 [sha1]           (1ssl)  - message digests
md5 [sha]            (1ssl)  - message digests
md5sum               (1)  - compute and check MD5 message digest
mdc2                 (1ssl)  - message digests
mdc2 [dgst]          (1ssl)  - message digests
mdc2 [md2]           (1ssl)  - message digests
mdc2 [md4]           (1ssl)  - message digests
mdc2 [md5]           (1ssl)  - message digests
mdc2 [ripemd160]     (1ssl)  - message digests
mdc2 [sha1]          (1ssl)  - message digests
mdc2 [sha]           (1ssl)  - message digests
mdoc                 (7)  - quick reference guide for the -mdoc macro package
mdoc.samples [mdoc]  (7)  - tutorial sampler for writing
mebi [units]         (7)  - decimal and binary prefixes
mega [units]         (7)  - decimal and binary prefixes
mem                  (4)  - system memory, kernel memory and system ports
__memalign_hook [malloc_hook] (3)  - malloc debugging variables
memalign [posix_memalign] (3)  - Allocate aligned memory
memccpy              (3)  - copy memory area
memccpy              (3p)  - copy bytes in memory
memccpy [bstring]    (3)  - byte string operations
memchr               (3p)  - find byte in memory
memchr               (3)  - scan memory for a character
memchr [bstring]     (3)  - byte string operations
memcmp               (3)  - compare memory areas
memcmp               (3p)  - compare bytes in memory
memcmp [bstring]     (3)  - byte string operations
memcpy               (3)  - copy memory area
memcpy               (3p)  - copy bytes in memory
memcpy [bstring]     (3)  - byte string operations
memfrob              (3)  - frobnicate (encrypt) a memory area
memfrob [bstring]    (3)  - byte string operations
memmem               (3)  - locate a substring
memmem [bstring]     (3)  - byte string operations
memmove              (3)  - copy memory area
memmove              (3p)  - copy bytes in memory with overlapping areas
memmove [bstring]    (3)  - byte string operations
Memoize              (3pm)  - Make functions faster by trading space for time
Memoize::AnyDBM_File (3pm)  - glue to provide EXISTS for AnyDBM_File for Storable use
Memoize::Expire      (3pm)  - Plug-in module for automatic expiration of memoized values
Memoize::ExpireFile  (3pm)  - test for Memoize expiration semantics
Memoize::ExpireTest  (3pm)  - test for Memoize expiration semantics
Memoize::SDBM_File   (3pm)  - glue to provide EXISTS for SDBM_File for Storable use
Memoize::Storable    (3pm)  - store Memoized data in Storable database
mempcpy              (3)  - copy memory area
memrchr [memchr]     (3)  - scan memory for a character
memset               (3)  - fill memory with a constant byte
memset               (3p)  - set bytes in memory
memset [bstring]     (3)  - byte string operations
mesg                 (1)  - control write access to your terminal
mesg                 (1p)  - permit or deny messages
mev                  (1)  - a program to report mouse events
microcode_ctl        (8)  - microcode utility for Intel IA32 processors
mii-tool             (8)  - view, manipulate media-independent interface status
MIME::Base64         (3pm)  - Encoding and decoding of base64 strings
MIME::QuotedPrint    (3pm)  - Encoding and decoding of quoted-printable strings
mincore              (2)  - get information on whether pages are in core
mingetty             (8)  - minimal getty for consoles
mkdir                (1)  - make directories
mkdir                (1p)  - make directories
mkdir                (2)  - create a directory
mkdir                (3p)  - make a directory
mkdtemp              (3)  - create a unique temporary directory
mke2fs               (8)  - create an ext2/ext3 filesystem
mke2fs [mkfs]        (8)  - create an ext2/ext3 filesystem
mkfifo               (1)  - make FIFOs (named pipes)
mkfifo               (1p)  - make FIFO special files
mkfifo               (3)  - make a FIFO special file (a named pipe)
mkfifo               (3p)  - make a FIFO special file
mkfs                 (8)  - build a Linux file system
mkinitrd             (8)  - creates initial ramdisk images for preloading modules
mklost+found         (8)  - create a lost+found directory on a mounted Linux second extended file system
mknod                (1)  - make block or character special files
mknod                (2)  - create a special or ordinary file
mknod                (3p)  - make a directory, a special file, or a regular file
mkstemp              (3)  - create a unique temporary file
mkstemp              (3p)  - make a unique filename
mkswap               (8)  - set up a Linux swap area
mktemp               (1)  - make temporary filename (unique)
mktemp               (3)  - make a unique temporary file name
mktemp               (3p)  - make a unique filename (LEGACY)
mktime               (3p)  - convert broken-down time into time since the Epoch
mktime [ctime]       (3)  - transform date and time to broken-down time or ASCII
mlock                (2)  - disable paging for some parts of memory
mlock                (3p)  - lock or unlock a range of process address space (REALTIME)
mlockall             (2)  - disable paging for calling process
mlockall             (3p)  - lock/unlock the address space of a process (REALTIME)
mmap2                (2)  - map files or devices into memory
mmap                 (2)  - map or unmap files or devices into memory
mmap                 (3p)  - map pages of memory
Modes of DES [DES]   (7ssl)  - the variants of DES and other crypto algorithms of OpenSSL
Modes of DES [des_modes] (7ssl)  - the variants of DES and other crypto algorithms of OpenSSL
Modes of DES [Modes] (7ssl)  - the variants of DES and other crypto algorithms of OpenSSL
Modes of DES [of]    (7ssl)  - the variants of DES and other crypto algorithms of OpenSSL
modf                 (3)  - extract signed integral and fractional values from floating-point number
modf                 (3p)  - decompose a floating-point number
modff [modf]         (3)  - extract signed integral and fractional values from floating-point number
modff [modf]         (3p)  - decompose a floating-point number
modfl [modf]         (3)  - extract signed integral and fractional values from floating-point number
modfl [modf]         (3p)  - decompose a floating-point number
modify_ldt           (2)  - get or set ldt
modinfo              (8)  - program to show information about a Linux Kernel module
modprobe             (8)  - program to add and remove modules from the Linux Kernel
modprobe.conf [modprobe] (5)  - Configuration file/directory for modprobe
modprobe.d [modprobe] (5)  - Configuration file/directory for modprobe
modules.dep [modules] (5)  - List of module dependencies
module_upgrade       (8)  - changes obsolete modules.conf entries to current ones
monetary.h [monetary] (0p)  - monetary types
more                 (1)  - file perusal filter for crt viewing
more                 (1p)  - display files on a page-by-page basis
motd                 (5)  - message of the day
mount                (2)  - mount and unmount filesystems
mount                (8)  - mount a file system
mouse                (4)  - serial mouse interface
mpool                (3)  - shared memory buffer pool
mprotect             (2)  - control allowable accesses to a region of memory
mprotect             (3p)  - set protection of memory mapping
mpx [unimplemented]  (2)  - unimplemented system calls
mq_close             (3p)  - close a message queue (REALTIME)
mq_getattr           (3p)  - get message queue attributes (REALTIME)
mq_notify            (3p)  - notify process that a message is available (REALTIME)
mq_open              (3p)  - open a message queue (REALTIME)
mq_receive           (3p)  - receive a message from a message queue (REALTIME)
mq_send              (3p)  - send a message to a message queue (REALTIME)
mq_setattr           (3p)  - set message queue attributes (REALTIME)
mq_timedreceive [mq_receive] (3p)  - receive a message from a message queue (REALTIME)
mq_timedsend [mq_send] (3p)  - send a message to a message queue (REALTIME)
mqueue.h [mqueue]    (0p)  - message queues (REALTIME)
mq_unlink            (3p)  - remove a message queue (REALTIME)
mrand48 [drand48]    (3)  - generate uniformly distributed pseudo-random numbers
mrand48 [drand48]    (3p)  - generate uniformly distributed pseudo-random numbers
mremap               (2)  - re-map a virtual memory address
msgctl               (2)  - message control operations
msgctl               (3p)  - XSI message control operations
msgget               (2)  - get a message queue identifier
msgget               (3p)  - get the XSI message queue identifier
msgop                (2)  - message operations
msgrcv               (3p)  - XSI message receive operation
msgsnd               (3p)  - XSI message send operation
msync                (2)  - synchronize a file with a memory map
msync                (3p)  - synchronize memory with physical storage
mtrace               (3)  - malloc debugging
munlock              (2)  - reenable paging for some parts of memory
munlockall           (2)  - reenable paging for calling process
munlockall [mlockall] (3p)  - lock/unlock the address space of a process (REALTIME)
munlock [mlock]      (3p)  - lock or unlock a range of process address space (REALTIME)
munmap               (3p)  - unmap pages of memory
munmap [mmap]        (2)  - map or unmap files or devices into memory
muntrace [mtrace]    (3)  - malloc debugging
mv                   (1)  - move (rename) files
mv                   (1p)  - move files
namei                (1)  - follow a pathname until a terminal point is found
nameif               (8)  - name network interfaces based on MAC addresses
nan                  (3p)  - return quiet NaN
nan                  (3)  - return 'Not a Number'
nanf [nan]           (3p)  - return quiet NaN
nanf [nan]           (3)  - return 'Not a Number'
nanl [nan]           (3p)  - return quiet NaN
nanl [nan]           (3)  - return 'Not a Number'
nano                 (1)  - Nano's ANOther editor, an enhanced free Pico clone
nanorc               (5)  - GNU nano's rcfile
nanosleep            (2)  - pause execution for a specified time
nanosleep            (3p)  - high resolution sleep (REALTIME)
nash                 (8)  - script interpretor to interpret linuxrc images
ncsa_auth            (8)  - NCSA httpd-style password file authentication helper for Squid
NDBM_File [AnyDBM_File] (3pm)  - various DBM implementations
ndbm.h [ndbm]        (0p)  - definitions for ndbm database operations
nearbyint            (3p)  - floating-point rounding functions
nearbyintf [nearbyint] (3p)  - floating-point rounding functions
nearbyintf [rint]    (3)  - round to nearest integer
nearbyintl [nearbyint] (3p)  - floating-point rounding functions
nearbyintl [rint]    (3)  - round to nearest integer
nearbyint [rint]     (3)  - round to nearest integer
neqn                 (1)  - format equations for ascii output
Net::Cmd             (3pm)  - Network Command class (as used by FTP, SMTP etc)
Net::Config          (3pm)  - Local configuration data for libnet
netdb.h [netdb]      (0p)  - definitions for network database operations
netdevice            (7)  - Low level access to Linux network devices
Net::Domain          (3pm)  - Attempt to evaluate the current host's internet name and domain
Net::FTP             (3pm)  - FTP Client class
Net::hostent         (3pm)  - by-name interface to Perl's built-in gethost*() functions
net/if.h [if]        (0p)  - sockets local interfaces
netinet/in.h [in]    (0p)  - Internet address family
netinet/tcp.h [tcp]  (0p)  - definitions for the Internet Transmission Control Protocol (TCP)
netlink              (3)  - Netlink macros
netlink              (7)  - Communication between kernel and user
NETLINK_ROUTE [rtnetlink] (7)  - Linux IPv4 routing socket
Net::netent          (3pm)  - by-name interface to Perl's built-in getnet*() functions
Net::Netrc           (3pm)  - OO interface to users netrc file
Net::NNTP            (3pm)  - NNTP Client class
Net::Ping            (3pm)  - check a remote host for reachability
netplugd             (8)  - network cable hotplug management daemon
Net::POP3            (3pm)  - Post Office Protocol 3 Client class (RFC1939)
Net::protoent        (3pm)  - by-name interface to Perl's built-in getproto*() functions
netrc                (5)  - user configuration for ftp
.netrc [netrc]       (5)  - user configuration for ftp
netreport            (1)  - request notification of network interface changes
Net::servent         (3pm)  - by-name interface to Perl's built-in getserv*() functions
Net::SMTP            (3pm)  - Simple Mail Transfer Protocol Client
netstat              (8)  - Print network connections, routing tables, interface statistics, masquerade connections, and multicast memberships
Net::Time            (3pm)  - time and daytime network client interface
newaliases           (1)  - rebuild the data base for the mail aliases file
newgrp               (1)  - log in to a new group
newgrp               (1p)  - change to a new group
newusers             (8)  - update and create new users in batch
nextafter            (3)  - floating point number manipulation
nextafter            (3p)  - next representable floating-point number
nextafterf [nextafter] (3)  - floating point number manipulation
nextafterf [nextafter] (3p)  - next representable floating-point number
nextafterl [nextafter] (3)  - floating point number manipulation
nextafterl [nextafter] (3p)  - next representable floating-point number
NEXT.pm [NEXT]       (3pm)  - Provide a pseudo-class NEXT (et al) that allows method redispatch
nexttowardf [nextafter] (3)  - floating point number manipulation
nexttowardf [nextafter] (3p)  - next representable floating-point number
nexttowardl [nextafter] (3)  - floating point number manipulation
nexttowardl [nextafter] (3p)  - next representable floating-point number
nexttoward [nextafter] (3)  - floating point number manipulation
nexttoward [nextafter] (3p)  - next representable floating-point number
nfs                  (5)  - nfs and nfs4 fstab format and options
nfsservctl           (2)  - syscall interface to kernel nfs daemon
nftw                 (3p)  - walk a file tree
nftw [ftw]           (3)  - file tree walk
nice                 (1p)  - invoke a utility with an altered nice value
nice                 (1)  - run a program with modified scheduling priority
nice                 (2)  - change process priority
nice                 (3p)  - change the nice value of a process
nisdomainname [hostname] (1)  - show or set system's NIS/YP domain name
nl                   (1)  - number lines of files
nl                   (1p)  - line numbering filter
nl_langinfo          (3p)  - language information
nl_langinfo          (3)  - query language and locale information
nl_types.h [nl_types] (0p)  - data types
nm                   (1)  - list symbols from object files
nm                   (1p)  - write the name list of an object file (DEVELOPMENT)
nohup                (1p)  - invoke a utility immune to hangups
nohup                (1)  - run a command immune to hangups, with output to a non-tty
nologin              (5)  - prevent non-root users from logging into the system
nologin              (8)  - politely refuse a login
none [syscalls]      (2)  - list of all system calls
none [undocumented]  (3)  - undocumented library functions
nrand48 [drand48]    (3)  - generate uniformly distributed pseudo-random numbers
nrand48 [drand48]    (3p)  - generate uniformly distributed pseudo-random numbers
nroff                (1)  - emulate nroff command with groff
nroff [gnroff]       (1)  - emulate nroff command with groff
nseq                 (1ssl)  - create or examine a netscape certificate sequence
nslookup             (1)  - query Internet name servers interactively
nsswitch.conf [nsswitch] (5)  - System Databases and Name Service Switch configuration file
nsupdate             (8)  - Dynamic DNS update utility
ntohl [byteorder]    (3)  - convert values between host and network byte order
ntohl [htonl]        (3p)  - convert values between host and network byte order
ntohs [byteorder]    (3)  - convert values between host and network byte order
ntohs [htonl]        (3p)  - convert values between host and network byte order
ntsysv               (8)  - simple interface for configuring runlevels
null                 (4)  - data sink
O                    (3pm)  - Generic interface to Perl Compiler backends
objcopy              (1)  - copy and translate object files
objdump              (1)  - display information from object files
ocsp                 (1ssl)  - Online Certificate Status Protocol utility
od                   (1)  - dump files in octal and other formats
od                   (1p)  - dump files in various formats
ODBM_File [AnyDBM_File] (3pm)  - various DBM implementations
oldfstat [obsolete]  (2)  - obsolete system calls
oldlstat [obsolete]  (2)  - obsolete system calls
oldolduname [obsolete] (2)  - obsolete system calls
oldstat [obsolete]   (2)  - obsolete system calls
olduname [obsolete]  (2)  - obsolete system calls
on_exit              (3)  - register a function to be called at normal program termination
Opcode               (3pm)  - Disable named opcodes when compiling perl code
open2 [IPC::Open2]   (3pm)  - open a process for both reading and writing
open                 (2)  - open and possibly create a file or device
open3 [IPC::Open3]   (3pm)  - open a process for reading, writing, and error handling
open                 (3pm)  - perl pragma to set default PerlIO layers for input and output
open                 (3p)  - open a file
opendir              (3)  - open a directory
opendir              (3p)  - open a directory
openlog [syslog]     (3p)  - control system log
openlog [syslog]     (3)  - send messages to the system logger
openlog [Sys::Syslog] (3pm)  - Perl interface to the UNIX syslog(3) calls
openpty              (3)  - tty utility functions
openssl              (1ssl)  - OpenSSL command line tool
ops                  (3pm)  - Perl pragma to restrict unsafe operations when compiling
optarg [getopt]      (3p)  - command option parsing
opterr [getopt]      (3p)  - command option parsing
optind [getopt]      (3p)  - command option parsing
optopt [getopt]      (3p)  - command option parsing
outb                 (2)  - port I/O
outb_p [outb]        (2)  - port I/O
outl [outb]          (2)  - port I/O
outl_p [outb]        (2)  - port I/O
outsb [outb]         (2)  - port I/O
outsl [outb]         (2)  - port I/O
outsw [outb]         (2)  - port I/O
outw [outb]          (2)  - port I/O
outw_p [outb]        (2)  - port I/O
overload             (3pm)  - Package for overloading perl operations
ownership            (8)  - Compaq ownership tag retriever
packet               (7)  - packet interface on device level
pal2rgb              (1)  - convert a palette color TIFF image to a full color image
pam_console          (8)  - control permissions for users at the system console
pam_console_apply    (8)  - set or revoke permissions for users at the system console
pam_localuser        (8)  - require users to be listed in /etc/passwd
pam_loginuid         (8)  - record user's login uid to the process attribute
pam_postgresok       (8)  - simple check of real UID and corresponding account name
pam_rps              (8)  - challenge-response authentication
pam_selinux          (8)  - set the default security context after login via PAM
pam_selinux_check    (8)  - login program to test pam_selinux_check
pam_stack            (8)  - recurse into other PAM stacks
pam_succeed_if       (8)  - succeed or fail based on account characteristics
pam_timestamp        (8)  - authenticate using cached successful authentication attempts
pam_timestamp_check  (8)  - check or clear authentication timestamps
pam_xauth            (8)  - forward xauth keys between users
partx                (8)  - telling the kernel about presence and numbering of on-disk partitions
passwd               (1)  - update a user's authentication tokens(s)
passwd2des [xcrypt]  (3)  - RFS password encryption
passwd               (5)  - password file
passwd [sslpasswd]   (1ssl)  - compute password hashes
paste                (1)  - merge lines of files
paste                (1p)  - merge corresponding or subsequent lines of files
patch                (1p)  - apply changes to files
pathchk              (1)  - check whether file names are valid or portable
pathchk              (1p)  - check pathnames
pathconf             (3p)  - get configurable pathname variables
pathconf [fpathconf] (3)  - get configuration values for files
pause                (2)  - wait for signal
pause                (3p)  - suspend the thread until a signal is received
pax                  (1p)  - portable archive interchange
pciconfig_iobase [pciconfig_read] (2)  - pci device information handling
pciconfig_read       (2)  - pci device information handling
pciconfig_write [pciconfig_read] (2)  - pci device information handling
pclose               (3p)  - close a pipe stream to or from a process
pclose [popen]       (3)  - process I/O
pcregrep             (1)  - a grep with Perl-compatible regular expressions
pcretest             (1)  - a program for testing Perl-compatible regular expressions
perl                 (1)  - Practical Extraction and Report Language
perl5004delta        (1)  - what's new for perl5.004
perl5005delta        (1)  - what's new for perl5.005
perl561delta         (1)  - what's new for perl v5.6.x
perl56delta          (1)  - what's new for perl v5.6.0
perl570delta         (1)  - what's new for perl v5.7.0
perl571delta         (1)  - what's new for perl v5.7.1
perl572delta         (1)  - what's new for perl v5.7.2
perl573delta         (1)  - what's new for perl v5.7.3
perl581delta         (1)  - what is new for perl v5.8.1
perl582delta         (1)  - what is new for perl v5.8.2
perl583delta         (1)  - what is new for perl v5.8.3
perl584delta         (1)  - what is new for perl v5.8.4
perl58delta          (1)  - what is new for perl v5.8.0
perlamiga            (1)  - Perl under Amiga OS
perlapi              (1)  - autogenerated documentation for the perl public API
perlapio             (1)  - perl's IO abstraction interface
perlartistic         (1)  - the Perl Artistic License
perlbook             (1)  - Perl book information
perlboot             (1)  - Beginner's Object-Oriented Tutorial
perlbot              (1)  - Bag'o Object Tricks (the BOT)
perlbug              (1)  - how to submit bug reports on Perl
perlcall             (1)  - Perl calling conventions from C
perlcc               (1)  - generate executables from Perl programs
perlce               (1)  - Perl for WinCE
perlcheat            (1)  - Perl 5 Cheat Sheet
perlclib             (1)  - Internal replacements for standard C library functions
perlcompile          (1)  - Introduction to the Perl Compiler-Translator
perldata             (1)  - Perl data types
perldbmfilter        (1)  - Perl DBM Filters
perldebguts          (1)  - Guts of Perl debugging
perldebtut           (1)  - Perl debugging tutorial
perldebug            (1)  - Perl debugging
perldelta            (1)  - what is new for perl v5.8.5
perldelta [perl585delta] (1)  - what is new for perl v5.8.5
perldgux             (1)  - Perl under DG/UX
perldiag             (1)  - various Perl diagnostics
perldoc              (1)  - Look up Perl documentation in Pod format
perldos              (1)  - Perl under DOS, W31, W95
perldsc              (1)  - Perl Data Structures Cookbook
perlembed            (1)  - how to embed perl in your C program
perlfaq1             (1)  - General Questions About Perl ($Revision: 1.14 $, $Date: 2003/11/23 08:02:29 $)
perlfaq              (1)  - frequently asked questions about Perl ($Date: 2003/01/31 17:37:17 $)
perlfaq2             (1)  - Obtaining and Learning about Perl ($Revision: 1.25 $, $Date: 2003/10/16 04:57:38 $)
perlfaq3             (1)  - Programming Tools ($Revision: 1.37 $, $Date: 2003/11/24 19:55:50 $)
perlfaq4             (1)  - Data Manipulation ($Revision: 1.54 $, $Date: 2003/11/30 00:50:08 $)
perlfaq5             (1)  - Files and Formats ($Revision: 1.30 $, $Date: 2003/11/23 08:07:46 $)
perlfaq6             (1)  - Regular Expressions ($Revision: 1.20 $, $Date: 2003/01/03 20:05:28 $)
perlfaq7             (1)  - General Perl Language Issues ($Revision: 1.15 $, $Date: 2003/07/24 02:17:21 $)
perlfaq8             (1)  - System Interaction ($Revision: 1.17 $, $Date: 2003/01/26 17:44:04 $)
perlfaq9             (1)  - Networking ($Revision: 1.15 $, $Date: 2003/01/31 17:36:57 $)
perlfilter           (1)  - Source Filters
perlfilter           (3pm)  - Source Filters
perlfork             (1)  - Perl's fork() emulation
perlform             (1)  - Perl formats
perlfunc             (1)  - Perl builtin functions
perlgpl              (1)  - the GNU General Public License, version 2
perlguts             (1)  - Introduction to the Perl API
perlintern           (1)  - autogenerated documentation of purely internal Perl functions
PerlIO               (3pm)  - On demand loader for PerlIO layers and root of PerlIO::* name space
PerlIO::encoding     (3pm)  - encoding layer
perliol              (1)  - C API for Perl's implementation of IO in Layers
PerlIO::scalar       (3pm)  - in-memory IO, scalar IO
PerlIO::via          (3pm)  - Helper class for PerlIO layers implemented in perl
PerlIO::via::QuotedPrint (3pm)  - PerlIO layer for quoted-printable strings
perlipc              (1)  - Perl interprocess communication (signals, fifos, pipes, safe subprocesses, sockets, and semaphores)
perlivp              (1)  - Perl Installation Verification Procedure
perllexwarn          (1)  - Perl Lexical Warnings
perllocale           (1)  - Perl locale handling (internationalization and localization)
perllol              (1)  - Manipulating Arrays of Arrays in Perl
perlmod              (1)  - Perl modules (packages and symbol tables)
perlmodinstall       (1)  - Installing CPAN Modules
perlmodlib           (1)  - constructing new Perl modules and finding existing ones
perlmodstyle         (1)  - Perl module style guide
perlnetware          (1)  - Perl for NetWare
perlnewmod           (1)  - preparing a new module for distribution
perlnumber           (1)  - semantics of numbers and numeric operations in Perl
perlobj              (1)  - Perl objects
perlop               (1)  - Perl operators and precedence
perlopentut          (1)  - tutorial on opening things in Perl
perlos2              (1)  - Perl under OS/2, DOS, Win0.3*, Win0.95 and WinNT
perlpacktut          (1)  - tutorial on pack and unpack
perlplan9            (1)  - Plan 9-specific documentation for Perl
perlpod              (1)  - the Plain Old Documentation format
perlpodspec          (1)  - Plain Old Documentation: format specification and notes
perlport             (1)  - Writing portable Perl
perlre               (1)  - Perl regular expressions
perlref              (1)  - Perl references and nested data structures
perlreftut           (1)  - Mark's very short tutorial about references
perlrequick          (1)  - Perl regular expressions quick start
perlreref            (1)  - Perl Regular Expressions Reference
perlretut            (1)  - Perl regular expressions tutorial
perlrun              (1)  - how to execute the Perl interpreter
perlsec              (1)  - Perl security
perlstyle            (1)  - Perl style guide
perlsub              (1)  - Perl subroutines
perlsyn              (1)  - Perl syntax
perltie              (1)  - how to hide an object class in a simple variable
perltoc              (1)  - perl documentation table of contents
perltodo             (1)  - Perl TO-DO List
perltooc             (1)  - Tom's OO Tutorial for Class Data in Perl
perltoot             (1)  - Tom's object-oriented tutorial for perl
perltrap             (1)  - Perl traps for the unwary
perlunicode          (1)  - Unicode support in Perl
perluniintro         (1)  - Perl Unicode introduction
perlutil             (1)  - utilities packaged with the Perl distribution
perluts              (1)  - Perl under UTS
perlvar              (1)  - Perl predefined variables
perlvms              (1)  - VMS-specific documentation for Perl
perlwin32            (1)  - Perl under Windows
perlxs               (1)  - XS language reference manual
perlXStut [perlxstut] (1)  - Tutorial for writing XSUBs
perror               (3)  - print a system error message
perror               (3p)  - write error messages to standard error
personality          (2)  - set the process execution domain
pfbtops              (1)  - translate a PostScript font in .pfb format to ASCII
pfifo_fast [tc-pfifo_fast] (8)  - three-band first in, first out queue
pfifo [tc-pbfifo]    (8)  - Packet limited First In, First Out queue .P bfifo - Byte limited First In, First Out queue
PF_INET6 [ipv6]      (7)  - Linux IPv6 protocol implementation
PF_LOCAL [unix]      (7)  - Sockets for local interprocess communication
PF_NETLINK [netlink] (7)  - Communication between kernel and user
PF_PACKET [packet]   (7)  - packet interface on device level
PF_UNIX [unix]       (7)  - Sockets for local interprocess communication
PF_X25 [x25]         (7)  - ITU-T X.25 / ISO-8208 protocol interface
pgrep                (1)  - look up or signal processes based on name and other attributes
pic                  (1)  - compile pictures for troff or TeX
pic2graph            (1)  - convert a PIC diagram into a cropped image
pic [gpic]           (1)  - compile pictures for troff or TeX
ping6 [ping]         (8)  - send ICMP ECHO_REQUEST to network hosts
ping                 (8)  - send ICMP ECHO_REQUEST to network hosts
pinky                (1)  - lightweight finger
pipe                 (2)  - create pipe
pipe                 (3p)  - create an interprocess channel
pipethrough          (3)  - pipe a buffer through a child command and receive two buffers containing the stdout and stderr output of the child process
pivot_root           (2)  - change the root file system
pivot_root           (8)  - change the root file system
pkcs12               (1ssl)  - PKCS#12 file utility
pkcs7                (1ssl)  - PKCS#7 utility
pkcs8                (1ssl)  - PKCS#8 format private key conversion tool
pkill [pgrep]        (1)  - look up or signal processes based on name and other attributes
pl2pm                (1)  - Rough tool to translate Perl4 .pl files to Perl5 .pm modules
plipconfig           (8)  - fine tune PLIP device parameters
pmap                 (1)  - report memory map of a process
pmap_dump            (8)  - print a list of all registered RPC programs
pmap_set             (8)  - set the list of registered RPC programs
png                  (5)  - Portable Network Graphics (PNG) format
pod2html             (1)  - convert .pod files to .html files
pod2latex            (1)  - convert pod documentation to latex format
pod2man              (1)  - Convert POD data to formatted *roff input
pod2text             (1)  - Convert POD data to formatted ASCII text
pod2usage            (1)  - print usage messages from embedded pod docs in files
pod2usage() [Pod::Usage] (3pm)  - print a usage message from embedded pod documentation
podchecker           (1)  - check the syntax of POD format documentation files
Pod::Checker         (3pm)  - check pod documents for syntax errors
podchecker() [Pod::Checker] (3pm)  - check pod documents for syntax errors
Pod::Find            (3pm)  - find POD documents in directory trees
Pod::Html            (3pm)  - module to convert pod files to HTML
Pod::InputObjects    (3pm)  - objects representing POD input paragraphs, commands, etc
Pod::LaTeX           (3pm)  - Convert Pod data to formatted Latex
Pod::Man             (3pm)  - Convert POD data to formatted *roff input
Pod::ParseLink       (3pm)  - Parse an L<> formatting code in POD text
Pod::Parser          (3pm)  - base class for creating POD filters and translators
Pod::ParseUtils      (3pm)  - helpers for POD parsing and conversion
Pod::Perldoc::ToChecker (3pm)  - let Perldoc check Pod for errors
Pod::Perldoc::ToMan  (3pm)  - let Perldoc render Pod as man pages
Pod::Perldoc::ToNroff (3pm)  - let Perldoc convert Pod to nroff
Pod::Perldoc::ToPod  (3pm)  - let Perldoc render Pod as ... Pod!
Pod::Perldoc::ToRtf  (3pm)  - let Perldoc render Pod as RTF
Pod::Perldoc::ToText (3pm)  - let Perldoc render Pod as plaintext
Pod::Perldoc::ToTk   (3pm)  - let Perldoc use Tk::Pod to render Pod
Pod::Perldoc::ToXml  (3pm)  - let Perldoc render Pod as XML
Pod::Plainer         (3pm)  - Perl extension for converting Pod to old style Pod
Pod::PlainText       (3pm)  - Convert POD data to formatted ASCII text
podselect            (1)  - print selected sections of pod documentation on standard output
Pod::Select          (3pm)  - extract selected sections of POD from input
podselect() [Pod::Select] (3pm)  - extract selected sections of POD from input
Pod::Text            (3pm)  - Convert POD data to formatted ASCII text
Pod::Text::Color     (3pm)  - Convert POD data to formatted color ASCII text
Pod::Text::Overstrike (3pm)  - Convert POD data to formatted overstrike text
Pod::Text::Termcap   (3pm)  - Convert POD data to ASCII text with format escapes
Pod::Usage           (3pm)  - print a usage message from embedded pod documentation
poll                 (2)  - wait for some event on a file descriptor
poll                 (3p)  - input/output multiplexing
poll.h [poll]        (0p)  - definitions for the poll() function
popd [builtins]      (1)  - bash built-in commands, see bash(1)
popen                (3p)  - initiate pipe streams to or from a process
popen                (3)  - process I/O
popt                 (3)  - Parse command line options
portmap              (8)  - DARPA port to RPC program number mapper
port [mem]           (4)  - system memory, kernel memory and system ports
POSIX                (3pm)  - Perl interface to IEEE Std 1003.1
posix_fadvise        (2)  - predeclare an access pattern for file data
posix_fadvise        (3p)  - file advisory information (ADVANCED REALTIME)
posix_fallocate      (3p)  - file space control (ADVANCED REALTIME)
posix_madvise        (3p)  - memory advisory information and alignment control (ADVANCED REALTIME)
posix_memalign       (3)  - Allocate aligned memory
posix_memalign       (3p)  - aligned memory allocation (ADVANCED REALTIME)
posix_mem_offset     (3p)  - find offset and length of a mapped typed memory block (ADVANCED REALTIME)
posix_openpt         (3p)  - open a pseudo-terminal device
posixoptions         (7)  - optional parts of the POSIX standard
posix_spawn          (3p)  - spawn a process (ADVANCED REALTIME)
posix_spawnattr_destroy [posix_spawnattr_init] (3p)  - destroy and initialize spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_getflags (3p)  - get and set the spawn-flags attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_getpgroup (3p)  - get and set the spawn-pgroup attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_getschedparam (3p)  - get and set the spawn-schedparam attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_getschedpolicy (3p)  - get and set the spawn-schedpolicy attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_getsigdefault (3p)  - get and set the spawn-sigdefault attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_getsigmask (3p)  - get and set the spawn-sigmask attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_init (3p)  - destroy and initialize spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_setflags [posix_spawnattr_getflags] (3p)  - get and set the spawn-flags attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_setpgroup [posix_spawnattr_getpgroup] (3p)  - get and set the spawn-pgroup attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_setschedparam [posix_spawnattr_getschedparam] (3p)  - get and set the spawn-schedparam attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_setschedpolicy [posix_spawnattr_getschedpolicy] (3p)  - get and set the spawn-schedpolicy attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_setsigdefault [posix_spawnattr_getsigdefault] (3p)  - get and set the spawn-sigdefault attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawnattr_setsigmask [posix_spawnattr_getsigmask] (3p)  - get and set the spawn-sigmask attribute of a spawn attributes object (ADVANCED REALTIME)
posix_spawn_file_actions_addclose [posix_spawn_file_actions_addopen] (3p)  - add close or open action to spawn file actions object (ADVANCED REALTIME)
posix_spawn_file_actions_adddup2 (3p)  - add dup2 action to spawn file actions object (ADVANCED REALTIME)
posix_spawn_file_actions_addopen (3p)  - add close or open action to spawn file actions object (ADVANCED REALTIME)
posix_spawn_file_actions_destroy [posix_spawn_file_actions_init] (3p)  - destroy and initialize spawn file actions object (ADVANCED REALTIME)
posix_spawn_file_actions_init (3p)  - destroy and initialize spawn file actions object (ADVANCED REALTIME)
posix_spawnp [posix_spawn] (3p)  - spawn a process (ADVANCED REALTIME)
posix_trace_attr_destroy [posix_trace_attr_init] (3p)  - destroy and initialize the trace stream attributes object (TRACING)
posix_trace_attr_getclockres [posix_trace_attr_getname] (3p)  - retrieve and set information about a trace stream (TRACING)
posix_trace_attr_getcreatetime [posix_trace_attr_getname] (3p)  - retrieve and set information about a trace stream (TRACING)
posix_trace_attr_getgenversion [posix_trace_attr_getname] (3p)  - retrieve and set information about a trace stream (TRACING)
posix_trace_attr_getinherited (3p)  - retrieve and set the behavior of a trace stream (TRACING)
posix_trace_attr_getlogfullpolicy [posix_trace_attr_getinherited] (3p)  - retrieve and set the behavior of a trace stream (TRACING)
posix_trace_attr_getlogsize (3p)  - retrieve and set trace stream size attributes (TRACING)
posix_trace_attr_getmaxdatasize [posix_trace_attr_getlogsize] (3p)  - retrieve and set trace stream size attributes (TRACING)
posix_trace_attr_getmaxsystemeventsize [posix_trace_attr_getlogsize] (3p)  - retrieve and set trace stream size attributes (TRACING)
posix_trace_attr_getmaxusereventsize [posix_trace_attr_getlogsize] (3p)  - retrieve and set trace stream size attributes (TRACING)
posix_trace_attr_getname (3p)  - retrieve and set information about a trace stream (TRACING)
posix_trace_attr_getstreamfullpolicy [posix_trace_attr_getinherited] (3p)  - retrieve and set the behavior of a trace stream (TRACING)
posix_trace_attr_getstreamsize [posix_trace_attr_getlogsize] (3p)  - retrieve and set trace stream size attributes (TRACING)
posix_trace_attr_init (3p)  - destroy and initialize the trace stream attributes object (TRACING)
posix_trace_attr_setinherited [posix_trace_attr_getinherited] (3p)  - retrieve and set the behavior of a trace stream (TRACING)
posix_trace_attr_setlogfullpolicy [posix_trace_attr_getinherited] (3p)  - retrieve and set the behavior of a trace stream (TRACING)
posix_trace_attr_setlogsize [posix_trace_attr_getlogsize] (3p)  - retrieve and set trace stream size attributes (TRACING)
posix_trace_attr_setmaxdatasize [posix_trace_attr_getlogsize] (3p)  - retrieve and set trace stream size attributes (TRACING)
posix_trace_attr_setname [posix_trace_attr_getname] (3p)  - retrieve and set information about a trace stream (TRACING)
posix_trace_attr_setstreamfullpolicy [posix_trace_attr_getinherited] (3p)  - retrieve and set the behavior of a trace stream (TRACING)
posix_trace_attr_setstreamsize [posix_trace_attr_getlogsize] (3p)  - retrieve and set trace stream size attributes (TRACING)
posix_trace_clear    (3p)  - clear trace stream and trace log (TRACING)
posix_trace_close [posix_trace_open] (3p)  - trace log management (TRACING)
posix_trace_create   (3p)  - trace stream initialization, flush, and shutdown from a process (TRACING)
posix_trace_create_withlog [posix_trace_create] (3p)  - trace stream initialization, flush, and shutdown from a process (TRACING)
posix_trace_event    (3p)  - trace functions for instrumenting application code (TRACING)
posix_trace_eventid_equal [posix_trace_eventid_get_name] (3p)  - manipulate the trace event type identifier (TRACING)
posix_trace_eventid_get_name (3p)  - manipulate the trace event type identifier (TRACING)
posix_trace_eventid_open [posix_trace_event] (3p)  - trace functions for instrumenting application code (TRACING)
posix_trace_eventset_add (3p)  - manipulate trace event type sets (TRACING)
posix_trace_eventset_del [posix_trace_eventset_add] (3p)  - manipulate trace event type sets (TRACING)
posix_trace_eventset_empty [posix_trace_eventset_add] (3p)  - manipulate trace event type sets (TRACING)
posix_trace_eventset_fill [posix_trace_eventset_add] (3p)  - manipulate trace event type sets (TRACING)
posix_trace_eventset_ismember [posix_trace_eventset_add] (3p)  - manipulate trace event type sets (TRACING)
posix_trace_eventtypelist_getnext_id (3p)  - iterate over a mapping of trace event types (TRACING)
posix_trace_eventtypelist_rewind [posix_trace_eventtypelist_getnext_id] (3p)  - iterate over a mapping of trace event types (TRACING)
posix_trace_flush [posix_trace_create] (3p)  - trace stream initialization, flush, and shutdown from a process (TRACING)
posix_trace_get_attr [posix_trace_get_status] (3p)  - retrieve the trace attributes or trace status (TRACING)
posix_trace_get_filter (3p)  - retrieve and set the filter of an initialized trace stream (TRACING)
posix_trace_getnext_event (3p)  - retrieve a trace event (TRACING)
posix_trace_get_status (3p)  - retrieve the trace attributes or trace status (TRACING)
posix_trace_open     (3p)  - trace log management (TRACING)
posix_trace_rewind [posix_trace_open] (3p)  - trace log management (TRACING)
posix_trace_set_filter [posix_trace_get_filter] (3p)  - retrieve and set the filter of an initialized trace stream (TRACING)
posix_trace_shutdown [posix_trace_create] (3p)  - trace stream initialization, flush, and shutdown from a process (TRACING)
posix_trace_start    (3p)  - trace start and stop (TRACING)
posix_trace_stop [posix_trace_start] (3p)  - trace start and stop (TRACING)
posix_trace_timedgetnext_event [posix_trace_getnext_event] (3p)  - retrieve a trace event (TRACING)
posix_trace_trid_eventid_open [posix_trace_eventid_get_name] (3p)  - manipulate the trace event type identifier (TRACING)
posix_trace_trygetnext_event [posix_trace_getnext_event] (3p)  - retrieve a trace event (TRACING)
posix_typed_mem_get_info (3p)  - query typed memory information (ADVANCED REALTIME)
posix_typed_mem_open (3p)  - open a typed memory object (ADVANCED REALTIME)
pow10                (3)  - base-10 power functions
pow10f [pow10]       (3)  - base-10 power functions
pow10l [pow10]       (3)  - base-10 power functions
pow                  (3)  - power functions
pow                  (3p)  - power function
poweroff [halt]      (8)  - stop the system
powf [pow]           (3)  - power functions
powf [pow]           (3p)  - power function
powl [pow]           (3)  - power functions
powl [pow]           (3p)  - power function
ppm2tiff             (1)  - create a TIFF file from a PPM image file
ppp-watch            (8)  - daemon to make PPP interfaces act more like other interfaces
pr                   (1)  - convert text files for printing
pr                   (1p)  - print files
praliases            (8)  - display system mail aliases
prctl                (2)  - operations on a process
pread                (2)  - read from or write to a file descriptor at a given offset
pread [read]         (3p)  - read from a file
printenv             (1)  - print all or part of environment
printf               (1)  - format and print data
printf               (1p)  - write formatted output
printf               (3)  - formatted output conversion
printf               (3p)  - print formatted output
printf [builtins]    (1)  - bash built-in commands, see bash(1)
PRIO [tc-prio]       (8)  - Priority qdisc
proc                 (5)  - process information pseudo-filesystem
procmail             (1)  - autonomous mail processor
procmailex           (5)  - procmail rcfile examples
procmailrc           (5)  - procmail rcfile
procmailsc           (5)  - procmail weighted scoring technique
/proc/slabinfo [slabinfo] (5)  - Kernel slab allocator statistics
profil               (3)  - execution time profile
profil [unimplemented] (2)  - unimplemented system calls
prof [unimplemented] (2)  - unimplemented system calls
protocols            (5)  - the protocols definition file
ps                   (1p)  - report process status
ps                   (1)  - report a snapshot of the current processes
psed                 (1)  - a stream editor
psed [s2p]           (1)  - a stream editor
pselect [select]     (2)  - synchronous I/O multiplexing
pselect [select]     (3p)  - synchronous I/O multiplexing
pselect [select_tut] (2)  - synchronous I/O multiplexing
psignal              (3)  - print signal message
pstree               (1)  - display a tree of processes
pstruct              (1)  - Dump C structures as generated from cc -g -S stabs
pstruct [c2ph]       (1)  - Dump C structures as generated from cc -g -S stabs
pt_chown             (5)  - helper function for grantpt(3), changes ownship and permissions of pseudotty
pthread_atfork       (3p)  - register fork handlers
pthread_attr_destroy [pthread_attr_init] (3p)  - destroy and initialize the thread attributes object
pthread_attr_getdetachstate (3p)  - get and set the detachstate attribute
pthread_attr_getguardsize (3p)  - get and set the thread guardsize attribute
pthread_attr_getinheritsched (3p)  - get and set the inheritsched attribute (REALTIME THREADS)
pthread_attr_getschedparam (3p)  - get and set the schedparam attribute
pthread_attr_getschedpolicy (3p)  - get and set the schedpolicy attribute (REALTIME THREADS)
pthread_attr_getscope (3p)  - get and set the contentionscope attribute (REALTIME THREADS)
pthread_attr_getstack (3p)  - get and set stack attributes
pthread_attr_getstackaddr (3p)  - get and set the stackaddr attribute
pthread_attr_getstacksize (3p)  - get and set the stacksize attribute
pthread_attr_init    (3p)  - destroy and initialize the thread attributes object
pthread_attr_setdetachstate [pthread_attr_getdetachstate] (3p)  - get and set the detachstate attribute
pthread_attr_setguardsize [pthread_attr_getguardsize] (3p)  - get and set the thread guardsize attribute
pthread_attr_setinheritsched [pthread_attr_getinheritsched] (3p)  - get and set the inheritsched attribute (REALTIME THREADS)
pthread_attr_setschedparam [pthread_attr_getschedparam] (3p)  - get and set the schedparam attribute
pthread_attr_setschedpolicy [pthread_attr_getschedpolicy] (3p)  - get and set the schedpolicy attribute (REALTIME THREADS)
pthread_attr_setscope [pthread_attr_getscope] (3p)  - get and set the contentionscope attribute (REALTIME THREADS)
pthread_attr_setstackaddr [pthread_attr_getstackaddr] (3p)  - get and set the stackaddr attribute
pthread_attr_setstack [pthread_attr_getstack] (3p)  - get and set stack attributes
pthread_attr_setstacksize [pthread_attr_getstacksize] (3p)  - get and set the stacksize attribute
pthread_barrierattr_destroy [pthread_barrierattr_init] (3p)  - destroy and initialize the barrier attributes object (ADVANCED REALTIME THREADS)
pthread_barrierattr_getpshared (3p)  - get and set the process-shared attribute of the barrier attributes object (ADVANCED REALTIME THREADS)
pthread_barrierattr_init (3p)  - destroy and initialize the barrier attributes object (ADVANCED REALTIME THREADS)
pthread_barrierattr_setpshared [pthread_barrierattr_getpshared] (3p)  - get and set the process-shared attribute of the barrier attributes object (ADVANCED REALTIME THREADS)
pthread_barrier_destroy [pthread_barrier_init] (3p)  - destroy and initialize a barrier object (ADVANCED REALTIME THREADS)
pthread_barrier_init (3p)  - destroy and initialize a barrier object (ADVANCED REALTIME THREADS)
pthread_barrier_wait (3p)  - synchronize at a barrier (ADVANCED REALTIME THREADS)
pthread_cancel       (3p)  - cancel execution of a thread
pthread_cleanup_pop [pthread_cleanup_push] (3p)  - establish cancellation handlers
pthread_cleanup_push (3p)  - establish cancellation handlers
pthread_condattr_destroy [pthread_condattr_init] (3p)  - destroy and initialize the condition variable attributes object
pthread_condattr_getclock (3p)  - get and set the clock selection condition variable attribute (ADVANCED REALTIME)
pthread_condattr_getpshared (3p)  - get and set the process-shared condition variable attributes
pthread_condattr_init (3p)  - destroy and initialize the condition variable attributes object
pthread_condattr_setclock [pthread_condattr_getclock] (3p)  - get and set the clock selection condition variable attribute (ADVANCED REALTIME)
pthread_condattr_setpshared [pthread_condattr_getpshared] (3p)  - get and set the process-shared condition variable attributes
pthread_cond_broadcast [pthread_cond_signal] (3p)  - broadcast or signal a condition
pthread_cond_destroy [pthread_cond_init] (3p)  - destroy and initialize condition variables
pthread_cond_init    (3p)  - destroy and initialize condition variables
pthread_cond_signal  (3p)  - broadcast or signal a condition
pthread_cond_timedwait [pthread_cond_wait] (3p)  - wait on a condition
pthread_cond_wait    (3p)  - wait on a condition
pthread_create       (3p)  - thread creation
pthread_detach       (3p)  - detach a thread
pthread_equal        (3p)  - compare thread IDs
pthread_exit         (3p)  - thread termination
pthread_getconcurrency (3p)  - get and set the level of concurrency
pthread_getcpuclockid (3p)  - access a thread CPU-time clock (ADVANCED REALTIME THREADS)
pthread_getschedparam (3p)  - dynamic thread scheduling parameters access (REALTIME THREADS)
pthread_getspecific  (3p)  - thread-specific data management
pthread.h [pthread]  (0p)  - threads
pthread_join         (3p)  - wait for thread termination
pthread_key_create   (3p)  - thread-specific data key creation
pthread_key_delete   (3p)  - thread-specific data key deletion
pthread_kill         (3p)  - send a signal to a thread
pthread_mutexattr_destroy [pthread_mutexattr_init] (3p)  - destroy and initialize the mutex attributes object
pthread_mutexattr_getprioceiling (3p)  - get and set the prioceiling attribute of the mutex attributes object (REALTIME THREADS)
pthread_mutexattr_getprotocol (3p)  - get and set the protocol attribute of the mutex attributes object (REALTIME THREADS)
pthread_mutexattr_getpshared (3p)  - get and set the process-shared attribute
pthread_mutexattr_gettype (3p)  - get and set the mutex type attribute
pthread_mutexattr_init (3p)  - destroy and initialize the mutex attributes object
pthread_mutexattr_setprioceiling [pthread_mutexattr_getprioceiling] (3p)  - get and set the prioceiling attribute of the mutex attributes object (REALTIME THREADS)
pthread_mutexattr_setprotocol [pthread_mutexattr_getprotocol] (3p)  - get and set the protocol attribute of the mutex attributes object (REALTIME THREADS)
pthread_mutexattr_setpshared [pthread_mutexattr_getpshared] (3p)  - get and set the process-shared attribute
pthread_mutexattr_settype [pthread_mutexattr_gettype] (3p)  - get and set the mutex type attribute
pthread_mutex_destroy [pthread_mutex_init] (3p)  - destroy and initialize a mutex
pthread_mutex_getprioceiling (3p)  - get and set the priority ceiling of a mutex (REALTIME THREADS)
pthread_mutex_init   (3p)  - destroy and initialize a mutex
pthread_mutex_lock   (3p)  - lock and unlock a mutex
pthread_mutex_setprioceiling [pthread_mutex_getprioceiling] (3p)  - get and set the priority ceiling of a mutex (REALTIME THREADS)
pthread_mutex_timedlock (3p)  - lock a mutex (ADVANCED REALTIME)
pthread_mutex_trylock [pthread_mutex_lock] (3p)  - lock and unlock a mutex
pthread_mutex_unlock [pthread_mutex_lock] (3p)  - lock and unlock a mutex
pthread_once         (3p)  - dynamic package initialization
pthread_rwlockattr_destroy [pthread_rwlockattr_init] (3p)  - destroy and initialize the read-write lock attributes object
pthread_rwlockattr_getpshared (3p)  - get and set the process-shared attribute of the read-write lock attributes object
pthread_rwlockattr_init (3p)  - destroy and initialize the read-write lock attributes object
pthread_rwlockattr_setpshared [pthread_rwlockattr_getpshared] (3p)  - get and set the process-shared attribute of the read-write lock attributes object
pthread_rwlock_destroy [pthread_rwlock_init] (3p)  - destroy and initialize a read-write lock object
pthread_rwlock_init  (3p)  - destroy and initialize a read-write lock object
pthread_rwlock_rdlock (3p)  - lock a read-write lock object for reading
pthread_rwlock_timedrdlock (3p)  - lock a read-write lock for reading
pthread_rwlock_timedwrlock (3p)  - lock a read-write lock for writing
pthread_rwlock_tryrdlock [pthread_rwlock_rdlock] (3p)  - lock a read-write lock object for reading
pthread_rwlock_trywrlock [pthread_rwlock_wrlock] (3p)  - lock a read-write lock object for writing
pthread_rwlock_unlock (3p)  - unlock a read-write lock object
pthread_rwlock_wrlock (3p)  - lock a read-write lock object for writing
pthread_self         (3p)  - get the calling thread ID
pthread_setcancelstate [pthread_testcancel] (3p)  - set cancelability state
pthread_setcanceltype [pthread_testcancel] (3p)  - set cancelability state
pthread_setconcurrency [pthread_getconcurrency] (3p)  - get and set the level of concurrency
pthread_setschedparam [pthread_getschedparam] (3p)  - dynamic thread scheduling parameters access (REALTIME THREADS)
pthread_setschedprio (3p)  - dynamic thread scheduling parameters access (REALTIME THREADS)
pthread_setspecific [pthread_getspecific] (3p)  - thread-specific data management
pthread_sigmask [sigprocmask] (3p)  - examine and change blocked signals
pthread_spin_destroy [pthread_spin_init] (3p)  - destroy or initialize a spin lock object (ADVANCED REALTIME THREADS)
pthread_spin_init    (3p)  - destroy or initialize a spin lock object (ADVANCED REALTIME THREADS)
pthread_spin_lock    (3p)  - lock a spin lock object (ADVANCED REALTIME THREADS)
pthread_spin_trylock [pthread_spin_lock] (3p)  - lock a spin lock object (ADVANCED REALTIME THREADS)
pthread_spin_unlock  (3p)  - unlock a spin lock object (ADVANCED REALTIME THREADS)
pthread_testcancel   (3p)  - set cancelability state
ptmx and pts [pts]   (4)  - pseudo-terminal master and slave
ptrace               (2)  - process trace
ptsname              (3)  - get the name of the slave pseudotty
ptsname              (3p)  - get name of the slave pseudo-terminal device
ptx                  (1)  - produce a permuted index of file contents
pushd [builtins]     (1)  - bash built-in commands, see bash(1)
putc                 (3p)  - put a byte on a stream
putchar              (3p)  - put a byte on a stdout stream
putchar [puts]       (3)  - output of characters and strings
putchar_unlocked [getchar_unlocked] (3p)  - stdio with explicit client locking
putc [puts]          (3)  - output of characters and strings
putc_unlocked [getchar_unlocked] (3p)  - stdio with explicit client locking
putenv               (3)  - change or add an environment variable
putenv               (3p)  - change or add a value to an environment
putgrent             (3)  - write a group database entry to a file
putmsg               (3p)  - send a message on a STREAM (STREAMS)
putpmsg [putmsg]     (3p)  - send a message on a STREAM (STREAMS)
putpmsg [unimplemented] (2)  - unimplemented system calls
putpwent             (3)  - write a password file entry
puts                 (3)  - output of characters and strings
puts                 (3p)  - put a string on standard output
pututline [getutent] (3)  - access utmp file entries
pututxline [getutxid] (3p)  - user accounting database functions
putwc                (3p)  - put a wide character on a stream
putwchar             (3p)  - put a wide character on a stdout stream
putwchar             (3)  - write a wide character to standard output
putw [getw]          (3)  - input and output of words (ints)
pvchange             (8)  - change attributes of a physical volume
pvck                 (8)  - check physical volume metadata
pvcreate             (8)  - initialize a disk or partition for use by LVM
pvdisplay            (8)  - display attributes of a physical volume
pvmove               (8)  - move physical extents
pvremove             (8)  - remove a physical volume
pvresize             (8)  - resize a disk or partition in use by LVM2
pvs                  (8)  - report information about physical volumes
pvscan               (8)  - scan all disks for physical volumes
pwck                 (8)  - verify integrity of password files
pwconv               (8)  - convert to and from shadow passwords and groups
pwd                  (1p)  - return working directory name
pwd                  (1)  - print name of current/working directory
pwd [builtins]       (1)  - bash built-in commands, see bash(1)
pwd.h [pwd]          (0p)  - password structure
pwrite [pread]       (2)  - read from or write to a file descriptor at a given offset
pwrite [write]       (3p)  - write on a file
pwunconv [pwconv]    (8)  - convert to and from shadow passwords and groups
python               (1)  - an interpreted, interactive, object-oriented programming language
qalter               (1p)  - alter batch job
qdel                 (1p)  - delete batch jobs
qecvt                (3)  - convert a floating-point number to a string
qecvt_r [ecvt_r]     (3)  - convert a floating-point number to a string
qfcvt [qecvt]        (3)  - convert a floating-point number to a string
qfcvt_r [ecvt_r]     (3)  - convert a floating-point number to a string
qgcvt [qecvt]        (3)  - convert a floating-point number to a string
qhold                (1p)  - hold batch jobs
qmove                (1p)  - move batch jobs
qmsg                 (1p)  - send message to batch jobs
qrerun               (1p)  - rerun batch jobs
qrls                 (1p)  - release batch jobs
qselect              (1p)  - select batch jobs
qsig                 (1p)  - signal batch jobs
qsort                (3p)  - sort a table of data
qsort                (3)  - sorts an array
qstat                (1p)  - show status of batch jobs
qsub                 (1p)  - submit a script
quota                (1)  - display disk usage and limits
quotacheck           (8)  - scan a filesystem for disk usage, create, check and repair quota files
quotactl             (2)  - manipulate disk quotas
quotaoff             (8)  - turn filesystem quotas on and off
quotaoff [quotaon]   (8)  - turn filesystem quotas on and off
quotaon              (8)  - turn filesystem quotas on and off
quotaon [quotaoff]   (8)  - turn filesystem quotas on and off
quotastats           (8)  - Program to query quota statistics
raise                (3p)  - send a signal to the executing process
raise                (3)  - send a signal to the current process
ram                  (4)  - ram disk device
rand                 (3p)  - pseudo-random number generator
rand                 (3)  - pseudo-random number generator
random               (3p)  - pseudo-random number functions
random               (3)  - random number generator
random               (4)  - kernel random number source devices
rand_r [rand]        (3p)  - pseudo-random number generator
rand_r [rand]        (3)  - pseudo-random number generator
rand [sslrand]       (1ssl)  - generate pseudo-random bytes
ranlib               (1)  - generate index to archive
ras2tiff             (1)  - create a TIFF file from a Sun rasterfile
raw2tiff             (1)  - create a TIFF file from a raw data
raw                  (7)  - Linux IPv4 raw sockets
raw                  (8)  - bind a Linux raw character device
rcmd                 (3)  - routines for returning a stream to a remote command
rdisc                (8)  - network router discovery daemon
rdjpgcom             (1)  - display text comments from a JPEG file
re                   (3pm)  - Perl pragma to alter regular expression behaviour
read                 (1p)  - read a line from standard input
read                 (2)  - read from a file descriptor
read                 (3p)  - read from a file
readahead            (2)  - Read in advance one or more pages of a file within a page cache
read [builtins]      (1)  - bash built-in commands, see bash(1)
readdir              (2)  - read directory entry
readdir              (3p)  - read a directory
readdir              (3)  - read a directory
readdir_r [readdir]  (3p)  - read a directory
readelf              (1)  - Displays information about ELF files
readline             (3)  - get a line from a user with editing
readlink             (1)  - display value of a symbolic link
readlink             (2)  - read value of a symbolic link
readlink             (3p)  - read the contents of a symbolic link
README.aix [perlaix] (1)  - Perl version 5 on IBM Unix (AIX) systems
README.apollo [perlapollo] (1)  - Perl version 5 on Apollo DomainOS
README.beos [perlbeos] (1)  - Perl version 5 on BeOS
README.BS2000 [perlbs2000] (1)  - building and installing Perl for BS2000
README.cygwin [perlcygwin] (1)  - Perl for Cygwin
README.epoc [perlepoc] (1)  - Perl for EPOC
README.freebsd [perlfreebsd] (1)  - Perl version 5 on FreeBSD systems
README.hpux [perlhpux] (1)  - Perl version 5 on Hewlett-Packard Unix (HP-UX) systems
README.hurd [perlhurd] (1)  - Perl version 5 on Hurd
README.irix [perlirix] (1)  - Perl version 5 on Irix systems
README.machten [perlmachten] (1)  - Perl version 5 on Power MachTen systems
README.macos [perlmacos] (1)  - Perl under Mac OS (Classic)
README.macosx [perlmacosx] (1)  - Perl under Mac OS X
README.mint [perlmint] (1)  - Perl version 5 on Atari MiNT
README.mpeix [perlmpeix] (1)  - Perl/iX for HP e3000 MPE
README.os390 [perlos390] (1)  - building and installing Perl for OS/390 and z/OS
README.os400 [perlos400] (1)  - Perl version 5 on OS/400
README.qnx [perlqnx] (1)  - Perl version 5 on QNX
README.solaris [perlsolaris] (1)  - Perl version 5 on Solaris systems
README.tru64 [perltru64] (1)  - Perl version 5 on Tru64 (formerly known as Digital UNIX formerly known as DEC OSF/1) systems
README.vmesa [perlvmesa] (1)  - building and installing Perl for VM/ESA
README.vos [perlvos] (1)  - Perl for Stratus VOS
readonly             (1p)  - set the readonly attribute for variables
readonly [builtins]  (1)  - bash built-in commands, see bash(1)
readprofile          (1)  - a tool to read kernel profiling information
readv                (2)  - read or write data into multiple buffers
readv                (3p)  - read a vector
realloc              (3p)  - memory reallocator
__realloc_hook [malloc_hook] (3)  - malloc debugging variables
realloc [malloc]     (3)  - Allocate and free dynamic memory
realpath             (3p)  - resolve a pathname
realpath             (3)  - return the canonicalized absolute pathname
reboot               (2)  - reboot or enable/disable Ctrl-Alt-Del
reboot [halt]        (8)  - stop the system
recno                (3)  - record number database access method
re_comp              (3)  - BSD regex functions
recv                 (2)  - receive a message from a socket
recv                 (3p)  - receive a message from a connected socket
recvfrom             (3p)  - receive a message from a socket
recvfrom [recv]      (2)  - receive a message from a socket
recvmsg              (3p)  - receive a message from a socket
recvmsg [recv]       (2)  - receive a message from a socket
red                  (1)  - text editor
red [ed]             (1)  - text editor
red [tc-red]         (8)  - Random Early Detection
re_exec [re_comp]    (3)  - BSD regex functions
refer                (1)  - preprocess bibliographic references for groff
refer [grefer]       (1)  - preprocess bibliographic references for groff
regcomp              (3p)  - regular expression matching
regcomp [regex]      (3)  - POSIX regex functions
regerror [regcomp]   (3p)  - regular expression matching
regerror [regex]     (3)  - POSIX regex functions
regex                (7)  - POSIX 1003.2 regular expressions
regexec [regcomp]    (3p)  - regular expression matching
regexec [regex]      (3)  - POSIX regex functions
regex.h [regex]      (0p)  - regular expression matching types
regfree [regcomp]    (3p)  - regular expression matching
regfree [regex]      (3)  - POSIX regex functions
remainder            (3)  - floating-point remainder function
remainder            (3p)  - remainder function
remainderf [remainder] (3)  - floating-point remainder function
remainderf [remainder] (3p)  - remainder function
remainderl [remainder] (3)  - floating-point remainder function
remainderl [remainder] (3p)  - remainder function
remap_file_pages     (2)  - create a non-linear file mapping
remove               (3)  - delete a name and possibly the file it refers to
remove               (3p)  - remove a file
remque [insque]      (3)  - insert/remove an item from a queue
remque [insque]      (3p)  - insert or remove an element in a queue
remquo               (3p)  - remainder functions
remquof [remquo]     (3p)  - remainder functions
remquol [remquo]     (3p)  - remainder functions
rename               (1)  - Rename files
rename               (2)  - change the name or location of a file
rename               (3p)  - rename a file
renice               (1p)  - set nice values of running processes
renice               (8)  - alter priority of running processes
repquota             (8)  - summarize quotas for a filesystem
req                  (1ssl)  - PKCS#10 certificate request and certificate generating utility
request_init [hosts_access] (3)  - access control library
request_set [hosts_access] (3)  - access control library
reset                (1)  - terminal initialization
reset [tput]         (1)  - initialize a terminal or query terminfo database
reset [tset]         (1)  - terminal initialization
res_init [resolver]  (3)  - resolver routines
resize2fs            (8)  - ext2/ext3 file system resizer
res_mkquery [resolver] (3)  - resolver routines
resolver             (5)  - DNS client
res_querydomain [resolver] (3)  - resolver routines
res_query [resolver] (3)  - resolver routines
res_search [resolver] (3)  - resolver routines
res_send [resolver]  (3)  - resolver routines
restart_syscall      (2)  - Restart a system call
return               (1p)  - return from a function
return [builtins]    (1)  - bash built-in commands, see bash(1)
rev                  (1)  - reverse lines of a file
rewind               (3p)  - reset the file position indicator in a stream
rewinddir            (3p)  - reset the position of a directory stream to the beginning of a directory
rewinddir            (3)  - reset directory stream
rewind [fseek]       (3)  - reposition a stream
rgb2ycbcr            (1)  - convert non-YCbCr TIFF images to a YCbCr TIFF image
rindex               (3p)  - character string operations (LEGACY)
rindex [index]       (3)  - locate character in string
rindex [string]      (3)  - string operations
rint                 (3p)  - round-to-nearest integral value
rint                 (3)  - round to nearest integer
rintf [rint]         (3p)  - round-to-nearest integral value
rintf [rint]         (3)  - round to nearest integer
rintl [rint]         (3p)  - round-to-nearest integral value
rintl [rint]         (3)  - round to nearest integer
ripemd160            (1ssl)  - message digests
ripemd160 [dgst]     (1ssl)  - message digests
ripemd160 [md2]      (1ssl)  - message digests
ripemd160 [md4]      (1ssl)  - message digests
ripemd160 [md5]      (1ssl)  - message digests
ripemd160 [mdc2]     (1ssl)  - message digests
ripemd160 [sha1]     (1ssl)  - message digests
ripemd160 [sha]      (1ssl)  - message digests
rm                   (1p)  - remove directory entries
rm                   (1)  - remove files or directories
rmail                (8)  - handle remote mail received via uucp
rmdir                (1p)  - remove directories
rmdir                (1)  - remove empty directories
rmdir                (2)  - delete a directory
rmdir                (3p)  - remove a directory
rmmod                (8)  - simple program to remove a module from the Linux Kernel
rngd                 (8)  - Check and feed random data from hardware device to kernel random device
rngtest              (1)  - Check the randomness of data using FIPS 140-2 tests
roff                 (7)  - concepts and history of roff typesetting
rotatelogs           (8)  - Piped logging program to rotate Apache logs
round                (3p)  - round to the nearest integer value in a floating-point format
round                (3)  - round to nearest integer, away from zero
roundf [round]       (3p)  - round to the nearest integer value in a floating-point format
roundf [round]       (3)  - round to nearest integer, away from zero
roundl [round]       (3p)  - round to the nearest integer value in a floating-point format
roundl [round]       (3)  - round to nearest integer, away from zero
route                (8)  - show / manipulate the IP routing table
rpc                  (3)  - library routines for remote procedure calls
rpc                  (5)  - rpc program number data base
rpcinfo              (8)  - report RPC information
rpc.rquotad [rpc]    (8)  - remote quota server
rpc.rquotad [rquotad] (8)  - remote quota server
rpm2cpio             (8)  - Extract cpio archive from RPM Package Manager (RPM) package
rpm                  (8)  - RPM Package Manager
rquota               (3)  - implement quotas on remote machines
rquotad              (8)  - remote quota server
rquotad [rpc]        (8)  - remote quota server
rresvport [rcmd]     (3)  - routines for returning a stream to a remote command
rsa                  (1ssl)  - RSA key processing tool
rsautl               (1ssl)  - RSA utility
rsync                (1)  - faster, flexible replacement for rcp
rsyncd.conf [rsyncd] (5)  - configuration file for rsync server
rtas                 (2)  - Allows userspace to call RTAS (Run Time Abstraction Services)
rtime                (3)  - get time from a remote machine
rtnetlink            (3)  - Macros to manipuate rtnetlink messages
rtnetlink            (7)  - Linux IPv4 routing socket
rt_sigaction         (2)  - Alter an action taken by a process
rt_sigaction [undocumented] (2)  - undocumented system calls
rt_sigpending        (2)  - Examine a pending signal that has been raised while blocked
rt_sigpending [undocumented] (2)  - undocumented system calls
rt_sigprocmask       (2)  - Change the list of currently blocked signals
rt_sigprocmask [undocumented] (2)  - undocumented system calls
rt_sigqueueinfo      (2)  - Send signal information to a signal
rt_sigqueueinfo [undocumented] (2)  - undocumented system calls
rt_sigreturn         (2)  - Return from a signal handler and clean up the stack frame
rt_sigreturn [undocumented] (2)  - undocumented system calls
rt_sigsuspend        (2)  - Replace the signal mask for a value with the unewset value until a signal is received
rt_sigsuspend [undocumented] (2)  - undocumented system calls
rt_sigtimedwait      (2)  - Synchronously wait for queued signals specified in uthese
rt_sigtimedwait [undocumented] (2)  - undocumented system calls
runcon               (1)  - run command with specified SELinux security context
runuser              (1)  - run a shell with substitute user and group IDs, similar to su, but will not run PAM hooks
run-with-aspell      (1)  - script to help use GNU Aspell as an ispell replacement
ruserok [rcmd]       (3)  - routines for returning a stream to a remote command
Safe                 (3pm)  - Compile and execute code in restricted compartments
saslauthd            (8)  - sasl authentication server
sasldblistusers      (8)  - list users in sasldb
sasldblistusers [sasldblistusers2] (8)  - list users in sasldb
saslpasswd           (8)  - set a user's sasl password
saslpasswd [saslpasswd2] (8)  - set a user's sasl password
/sbin/ldconfig [ldconfig] (8)  - configure dynamic linker run time bindings
sbrk [brk]           (2)  - change data segment size
Scalar::Util         (3pm)  - A selection of general-utility scalar subroutines
scalb                (3p)  - load exponent of a radix-independent floating-point number
scalblnf [scalbn]    (3p)  - compute exponent using FLT_RADIX
scalblnl [scalbn]    (3p)  - compute exponent using FLT_RADIX
scalbln [scalbn]     (3p)  - compute exponent using FLT_RADIX
scalbn               (3p)  - compute exponent using FLT_RADIX
scalbnf [scalbn]     (3p)  - compute exponent using FLT_RADIX
scalbnl [scalbn]     (3p)  - compute exponent using FLT_RADIX
scandir              (3)  - scan a directory for matching entries
scanf                (3)  - input format conversion
scanf                (3p)  - convert formatted input
sched_getaffinity [sched_setaffinity] (2)  - set and get a process's CPU affinity mask
sched_getparam       (3p)  - get scheduling parameters (REALTIME)
sched_getparam [sched_setparam] (2)  - set and get scheduling parameters
sched_get_priority_max (2)  - get static priority range
sched_get_priority_max (3p)  - get priority limits (REALTIME)
sched_get_priority_min [sched_get_priority_max] (2)  - get static priority range
sched_get_priority_min [sched_get_priority_max] (3p)  - get priority limits (REALTIME)
sched_getscheduler   (3p)  - get scheduling policy (REALTIME)
sched_getscheduler [sched_setscheduler] (2)  - set and get scheduling algorithm/parameters
sched.h [sched]      (0p)  - execution scheduling (REALTIME)
sched_rr_get_interval (2)  - get the SCHED_RR interval for the named process
sched_rr_get_interval (3p)  - get execution time limits (REALTIME)
sched_setaffinity    (2)  - set and get a process's CPU affinity mask
sched_setparam       (2)  - set and get scheduling parameters
sched_setparam       (3p)  - set scheduling parameters (REALTIME)
sched_setscheduler   (2)  - set and get scheduling algorithm/parameters
sched_setscheduler   (3p)  - set scheduling policy and parameters (REALTIME)
sched_yield          (2)  - yield the processor
sched_yield          (3p)  - yield the processor
s_client             (1ssl)  - SSL/TLS client program
scp                  (1)  - secure copy (remote file copy program)
screen               (1)  - screen manager with VT100/ANSI terminal emulation
script               (1)  - make typescript of terminal session
scsi_id              (8)  - retrieve and generate a unique SCSI identifier
sd                   (4)  - Driver for SCSI Disk Drives
SDBM_File            (3pm)  - Tied access to sdbm files
SDBM_File [AnyDBM_File] (3pm)  - various DBM implementations
sdiff                (1)  - find differences between two files and merge interactively
Search::Dict         (3pm)  - search for key in dictionary file
search.h [search]    (0p)  - search tables
securetty            (5)  - file which lists ttys from which root can log in
security [unimplemented] (2)  - unimplemented system calls
sed                  (1)  - manual page for sed version 4.1.2
sed                  (1p)  - stream editor
seed48 [drand48]     (3)  - generate uniformly distributed pseudo-random numbers
seed48 [drand48]     (3p)  - generate uniformly distributed pseudo-random numbers
seekdir              (3p)  - set the position of a directory stream
seekdir              (3)  - set the position of the next readdir() call in the directory stream
select               (2)  - synchronous I/O multiplexing
select               (3p)  - synchronous I/O multiplexing
SelectSaver          (3pm)  - save and restore selected file handle
select [select_tut]  (2)  - synchronous I/O multiplexing
SelfLoader           (3pm)  - load functions only on demand
selinux              (8)  - NSA Security-Enhanced Linux (SELinux)
selinuxenabled       (8)  - tool to be used within shell scripts to determine if selinux is enabled
semaphore.h [semaphore] (0p)  - semaphores (REALTIME)
sem_close            (3p)  - close a named semaphore (REALTIME)
semctl               (2)  - semaphore control operations
semctl               (3p)  - XSI semaphore control operations
sem_destroy          (3p)  - destroy an unnamed semaphore (REALTIME)
semget               (2)  - get a semaphore set identifier
semget               (3p)  - get set of XSI semaphores
sem_getvalue         (3p)  - get the value of a semaphore (REALTIME)
sem_init             (3p)  - initialize an unnamed semaphore (REALTIME)
semop                (2)  - semaphore operations
semop                (3p)  - XSI semaphore operations
sem_open             (3p)  - initialize and open a named semaphore (REALTIME)
sem_post             (3p)  - unlock a semaphore (REALTIME)
semtimedop [semop]   (2)  - semaphore operations
sem_timedwait        (3p)  - lock a semaphore (ADVANCED REALTIME)
sem_trywait [sem_wait] (3p)  - lock a semaphore (REALTIME)
sem_unlink           (3p)  - remove a named semaphore (REALTIME)
sem_wait             (3p)  - lock a semaphore (REALTIME)
send                 (2)  - send a message from a socket
send                 (3p)  - send a message on a socket
sendfile             (2)  - transfer data between file descriptors
sendmail             (8)  - an electronic mail transport agent
sendmsg              (3p)  - send a message on a socket using a message structure
sendmsg [send]       (2)  - send a message from a socket
sendto               (3p)  - send a message on a socket
sendto [send]        (2)  - send a message from a socket
sensors              (1)  - printing sensors information
sensors.conf [sensors] (5)  - libsensors configuration file
sensors-detect       (8)  - detect hardware monitoring chips
seq                  (1)  - print a sequence of numbers
services             (5)  - Internet network services list
sess_id              (1ssl)  - SSL/TLS session handling utility
set                  (1p)  - set or unset options and positional parameters
setaliasent          (3)  - read an alias entry
setbuf               (3p)  - assign buffering to a stream
setbuf               (3)  - stream buffering operations
setbuffer [setbuf]   (3)  - stream buffering operations
set [builtins]       (1)  - bash built-in commands, see bash(1)
setcontext [getcontext] (2)  - get or set the user context
setcontext [getcontext] (3p)  - get and set current user context
setdomainname [getdomainname] (2)  - get/set domain name
setegid              (3p)  - set the effective group ID
setegid [seteuid]    (2)  - set effective user or group ID
setenforce           (8)  - modify the mode SELinux is running in
setenv               (3)  - change or add an environment variable
setenv               (3p)  - add or change environment variable
seteuid              (2)  - set effective user or group ID
seteuid              (3p)  - set effective user ID
setfdprm             (8)  - sets user-provided floppy disk parameters
_setfpucw [__setfpucw] (3)  - set fpu control word on i386 architecture (obsolete)
setfsent [getfsent]  (3)  - handle fstab entries
setfsgid             (2)  - set group identity used for file system checks
setfsuid             (2)  - set user identity used for file system checks
setgid               (2)  - set group identity
setgid               (3p)  - set-group-ID
setgrent [getgrent]  (3)  - get group file entry
setgrent [getgrent]  (3p)  - group database entry functions
setgroups [getgroups] (2)  - get/set list of supplementary group IDs
sethostent [gethostbyname] (3)  - get network host entry
sethostent [gethostent] (3p)  - network host database functions
sethostid [gethostid] (2)  - get or set the unique identifier of the current host
sethostname [gethostname] (2)  - get/set host name
setitimer [getitimer] (2)  - get or set value of an interval timer
setitimer [getitimer] (3p)  - get and set value of interval timer
_setjmp              (3p)  - non-local goto
setjmp               (3p)  - set jump point for a non-local goto
setjmp               (3)  - save stack context for non-local goto
setjmp.h [setjmp]    (0p)  - stack environment declarations
setkey               (3p)  - set encoding key (CRYPT)
setkey [encrypt]     (3)  - encrypt 64-bit messages
setkey_r [encrypt]   (3)  - encrypt 64-bit messages
setlinebuf [setbuf]  (3)  - stream buffering operations
setlocale            (3p)  - set program locale
setlocale            (3)  - set the current locale
setlogmask           (3)  - set log priority mask
setlogmask [syslog]  (3p)  - control system log
setlogmask [Sys::Syslog] (3pm)  - Perl interface to the UNIX syslog(3) calls
setmntent [getmntent] (3)  - get file system descriptor file entry
setnetent [getnetent] (3)  - get network entry
setnetent [getnetent] (3p)  - network database functions
setpgid              (2)  - set/get process group
setpgid              (3p)  - set process group ID for job control
setpgrp              (3p)  - set the process group ID
setpgrp [setpgid]    (2)  - set/get process group
setpriority [getpriority] (2)  - get/set program scheduling priority
setpriority [getpriority] (3p)  - get and set the nice value
setprotoent [getprotoent] (3)  - get protocol entry
setprotoent [getprotoent] (3p)  - network protocol database functions
setpwent [getpwent]  (3)  - get password file entry
setpwent [getpwent]  (3p)  - user database functions
setquota             (8)  - set disk quotas
setregid             (3p)  - set real and effective group IDs
setregid [setreuid]  (2)  - set real and/or effective user or group ID
setresgid [setresuid] (2)  - set real, effective and saved user or group ID
setresuid            (2)  - set real, effective and saved user or group ID
setreuid             (2)  - set real and/or effective user or group ID
setreuid             (3p)  - set real and effective user IDs
setrlimit [getrlimit] (2)  - get/set resource limits and usage
setrlimit [getrlimit] (3p)  - control maximum resource consumption
setsebool            (8)  - set SELinux boolean value
setservent [getservent] (3)  - get service entry
setservent [getservent] (3p)  - network services database functions
setsid               (2)  - creates a session and sets the process group ID
setsid               (3p)  - create session and set process group ID
setsid               (8)  - run a program in a new session
setsockopt           (3p)  - set the socket options
setsockopt [getsockopt] (2)  - get and set options on sockets
setstate [random]    (3p)  - pseudo-random number functions
setstate [random]    (3)  - random number generator
setterm              (1)  - set terminal attributes
set_thread_area      (2)  - Set a Thread Local Storage (TLS) area
set_tid_address      (2)  - Sets the current clear_child_tid to tidptr
settimeofday [gettimeofday] (2)  - get / set time
setttyent [getttyent] (3)  - get ttys file entry
setuid               (2)  - set user identity
setuid               (3p)  - set user ID
setup                (2)  - setup devices and file systems, mount root file system
setusershell [getusershell] (3)  - get legal user shells
setutent [getutent]  (3)  - access utmp file entries
setutxent [getutxid] (3p)  - user accounting database functions
setvbuf              (3p)  - assign buffering to a stream
setvbuf [setbuf]     (3)  - stream buffering operations
sfdisk               (8)  - Partition table manipulator for Linux
sfq [tc-sfq]         (8)  - Stochastic Fairness Queueing
sftp                 (1)  - secure file transfer program
sftp-server          (8)  - SFTP server subsystem
sg                   (1)  - execute command with different group ID
sh                   (1p)  - shell, the standard command language interpreter
sha1                 (1ssl)  - message digests
sha1 [dgst]          (1ssl)  - message digests
sha1 [md2]           (1ssl)  - message digests
sha1 [md4]           (1ssl)  - message digests
sha1 [md5]           (1ssl)  - message digests
sha1 [mdc2]          (1ssl)  - message digests
sha1 [ripemd160]     (1ssl)  - message digests
sha1 [sha]           (1ssl)  - message digests
sha                  (1ssl)  - message digests
sha224sum            (1)  - compute and check SHA224 message digest
sha256sum            (1)  - compute and check SHA256 message digest
sha384sum            (1)  - compute and check SHA384 message digest
sha512sum            (1)  - compute and check SHA512 message digest
sha [dgst]           (1ssl)  - message digests
shadow               (3)  - encrypted password file routines
shadow               (5)  - encrypted password file
sha [md2]            (1ssl)  - message digests
sha [md4]            (1ssl)  - message digests
sha [md5]            (1ssl)  - message digests
sha [mdc2]           (1ssl)  - message digests
sha [ripemd160]      (1ssl)  - message digests
sha [sha1]           (1ssl)  - message digests
shasum [sha1sum]     (1)  - compute and check SHA1 message digest
Shell                (3pm)  - run shell commands transparently within perl
shells               (5)  - pathnames of valid login shells
shift                (1p)  - shift positional parameters
shift [builtins]     (1)  - bash built-in commands, see bash(1)
shmat                (3p)  - XSI shared memory attach operation
shmctl               (2)  - shared memory control
shmctl               (3p)  - XSI shared memory control operations
shmdt                (3p)  - XSI shared memory detach operation
shmget               (2)  - allocates a shared memory segment
shmget               (3p)  - get an XSI shared memory segment
shmop                (2)  - shared memory operations
shm_open             (3)  - Create/open or unlink POSIX shared memory objects
shm_open             (3p)  - open a shared memory object (REALTIME)
shm_unlink           (3p)  - remove a shared memory object (REALTIME)
shm_unlink [shm_open] (3)  - Create/open or unlink POSIX shared memory objects
shopt [builtins]     (1)  - bash built-in commands, see bash(1)
shortmess [Carp]     (3pm)  - return the message that carp and croak produce
shred                (1)  - delete a file securely, first overwriting it to hide its contents
shutdown             (2)  - shut down part of a full-duplex connection
shutdown             (3p)  - shut down socket send and receive operations
shutdown             (8)  - bring the system down
sigaction            (2)  - POSIX signal handling functions
sigaction            (3p)  - examine and change a signal action
sigaddset            (3p)  - add a signal to a signal set
sigaddset [sigsetops] (3)  - POSIX signal set operations
sigaltstack          (2)  - get or set alternate signal stack content
sigaltstack          (3p)  - set and get signal alternate stack context
sigblock             (2)  - manipulate the signal mask
sigdelset            (3p)  - delete a signal from a signal set
sigdelset [sigsetops] (3)  - POSIX signal set operations
sigemptyset          (3p)  - initialize and empty a signal set
sigemptyset [sigsetops] (3)  - POSIX signal set operations
sigfillset           (3p)  - initialize and fill a signal set
sigfillset [sigsetops] (3)  - POSIX signal set operations
siggetmask [sigblock] (2)  - manipulate the signal mask
sighold [sigset]     (3p)  - signal management
sigignore [sigset]   (3p)  - signal management
siginterrupt         (3)  - allow signals to interrupt system calls
siginterrupt         (3p)  - allow signals to interrupt functions
sigismember          (3p)  - test for a signal in a signal set
sigismember [sigsetops] (3)  - POSIX signal set operations
siglongjmp           (3p)  - non-local goto with signal handling
siglongjmp [longjmp] (3)  - non-local jump to a saved stack context
sigmask [sigblock]   (2)  - manipulate the signal mask
signal               (2)  - ANSI C signal handling
signal               (3p)  - signal management
signal               (7)  - list of available signals
signal.h [signal]    (0p)  - signals
signbit              (3p)  - test sign
signbit              (3)  - test sign of a real floating point number
sigpause             (2)  - atomically release blocked signals and wait for interrupt
sigpause [sigset]    (3p)  - signal management
sigpending           (3p)  - examine pending signals
sigpending [sigaction] (2)  - POSIX signal handling functions
sigprocmask          (3p)  - examine and change blocked signals
sigprocmask [sigaction] (2)  - POSIX signal handling functions
sigqueue             (2)  - queue a signal and data to a process
sigqueue             (3p)  - queue a signal to a process (REALTIME)
sigrelse [sigset]    (3p)  - signal management
sigreturn            (2)  - return from signal handler and cleanup stack frame
sigset               (3p)  - signal management
sigsetjmp            (3p)  - set jump point for a non-local goto
sigsetjmp [setjmp]   (3)  - save stack context for non-local goto
sigsetmask [sigblock] (2)  - manipulate the signal mask
sigsuspend           (3p)  - wait for a signal
sigsuspend [sigaction] (2)  - POSIX signal handling functions
sigtimedwait [sigwaitinfo] (2)  - synchronously wait for queued signals
sigtimedwait [sigwaitinfo] (3p)  - wait for queued signals (REALTIME)
sigtrap              (3pm)  - Perl pragma to enable simple signal handling
sigvec               (2)  - BSD software signal facilities
sigwait              (3p)  - wait for queued signals
sigwaitinfo          (2)  - synchronously wait for queued signals
sigwaitinfo          (3p)  - wait for queued signals (REALTIME)
sin                  (3p)  - sine function
sin                  (3)  - sine function
sincos               (3)  - calculate sin and cos simultaneously
sincosf [sincos]     (3)  - calculate sin and cos simultaneously
sincosl [sincos]     (3)  - calculate sin and cos simultaneously
sinf [sin]           (3p)  - sine function
sinf [sin]           (3)  - sine function
sinh                 (3)  - hyperbolic sine function
sinh                 (3p)  - hyperbolic sine functions
sinhf [sinh]         (3)  - hyperbolic sine function
sinhf [sinh]         (3p)  - hyperbolic sine functions
sinhl [sinh]         (3)  - hyperbolic sine function
sinhl [sinh]         (3p)  - hyperbolic sine functions
sinl [sin]           (3p)  - sine function
sinl [sin]           (3)  - sine function
size                 (1)  - list section sizes and total size
sk98lin              (4)  - Marvell/SysKonnect Gigabit Ethernet driver v6.21
skill                (1)  - send a signal or report process status
slabtop              (1)  - display kernel slab cache information in real time
slattach             (8)  - attach a network interface to a serial line
sleep                (1)  - delay for a specified amount of time
sleep                (1p)  - suspend execution for an interval
sleep                (3p)  - suspend execution for an interval of time
sleep                (3)  - Sleep for the specified number of seconds
sln                  (8)  - static ln
slocate              (1)  - Security Enhanced version of the GNU Locate
slocate [locate]     (1)  - Security Enhanced version of the GNU Locate
smartctl             (8)  - Control and Monitor Utility for SMART Disks
smartd               (8)  - SMART Disk Monitoring Daemon
smartd.conf [smartd] (5)  - SMART Disk Monitoring Daemon Configuration File
smicache             (1)  - caching method for use with libsmi
smidiff              (1)  - check differences between a pair of SMI or SPPI modules
smidump              (1)  - dump SMI or SPPI modules in various formats
smilint              (1)  - syntax and semantic checks of SMIv1/v2 and SPPI modules
smime                (1ssl)  - S/MIME utility
smiquery             (1)  - query single information from SMI MIB modules
smistrip             (1)  - extract MIB or PIB modules from text files, like RFCs or I-Ds
smrsh                (8)  - restricted shell for sendmail
snice [skill]        (1)  - send a signal or report process status
snmpbulkget          (1)  - communicates with a network entity using SNMP GETBULK Requests
snmpbulkwalk         (1)  - communicates with a network entity using SNMP BULK Requests
snmpcmd              (1)  - commands to communicate with a network entity using SNMP Requests
snmp_config          (5)  - describes how to configure the Net-SNMP applications
snmpd                (8)  - daemon to respond to SNMP request packets
snmpdelta            (1)  - Monitor deltas of integer valued SNMP variables
snmpdf               (1)  - gets a listing of disk space usage on a remote machine via SNMP
snmpget              (1)  - communicates with a network entity using SNMP GET Requests
snmpgetnext          (1)  - communicates with a network entity using SNMP GET NEXT Requests
snmpinform [snmptrap] (1)  - sends an SNMP trap to a manager
snmpnetstat          (1)  - show network status using SNMP
snmpset              (1)  - communicates with a network entity using SNMP SET Requests
~/.snmp/snmp.conf [snmp] (5)  - configuration files for the Net-SNMP applications
snmpstatus           (1)  - Retrieves important information from a network entity
snmptable            (1)  - obtain and print an SNMP table
snmptest             (1)  - communicates with a network entity using SNMP requests
snmptranslate        (1)  - translate SNMP OID values into more useful information
snmptrap             (1)  - sends an SNMP trap to a manager
snmptrapd            (8)  - Receive and log SNMP trap messages
snmpusm              (1)  - creates and maintains SNMPv3 users on a remote entity
snmpvacm             (1)  - creates and maintains View-based Access Control entries on a remote entity
snmpwalk             (1)  - communicates with a network entity using SNMP GETNEXT requests
snprintf [printf]    (3)  - formatted output conversion
snprintf [printf]    (3p)  - print formatted output
sockaddr_in [Socket] (3pm)  - load the C socket.h defines and structure manipulators
sockaddr_un [Socket] (3pm)  - load the C socket.h defines and structure manipulators
sockatmark           (3p)  - determine whether a socket is at the out-of-band mark
socket               (2)  - create an endpoint for communication
socket               (3p)  - create an endpoint for communication
Socket               (3pm)  - load the C socket.h defines and structure manipulators
socket               (7)  - Linux socket interface
socketcall           (2)  - socket system calls
socketpair           (2)  - create a pair of connected sockets
socketpair           (3p)  - create a pair of connected sockets
SOCK_RAW [raw]       (7)  - Linux IPv4 raw sockets
soelim               (1)  - interpret .so requests in groff input
soelim [gsoelim]     (1)  - interpret .so requests in groff input
soelim [zsoelim]     (1)  - interpret .so requests in groff input
sort                 (1p)  - sort, merge, or sequence check text files
sort                 (1)  - sort lines of text files
sort                 (3pm)  - perl pragma to control sort() behaviour
source [builtins]    (1)  - bash built-in commands, see bash(1)
spawn.h [spawn]      (0p)  - spawn (ADVANCED REALTIME)
speed                (1ssl)  - test library performance
spkac                (1ssl)  - SPKAC printing and generating utility
splain               (1)  - produce verbose warning diagnostics
splain [diagnostics] (3pm)  - produce verbose warning diagnostics
split                (1p)  - split files into pieces
split                (1)  - split a file into pieces
sprintf [printf]     (3)  - formatted output conversion
sprintf [printf]     (3p)  - print formatted output
sprof                (1)  - Read and display shared object profiling data
sqlite3              (1)  - A command line interface for SQLite version 3
sqrt                 (3p)  - square root function
sqrt                 (3)  - square root function
sqrtf [sqrt]         (3p)  - square root function
sqrtf [sqrt]         (3)  - square root function
sqrtl [sqrt]         (3p)  - square root function
sqrtl [sqrt]         (3)  - square root function
srand48 [drand48]    (3)  - generate uniformly distributed pseudo-random numbers
srand48 [drand48]    (3p)  - generate uniformly distributed pseudo-random numbers
srandom [random]     (3p)  - pseudo-random number functions
srandom [random]     (3)  - random number generator
srand [rand]         (3p)  - pseudo-random number generator
srand [rand]         (3)  - pseudo-random number generator
sscanf [scanf]       (3)  - input format conversion
sscanf [scanf]       (3p)  - convert formatted input
s_server             (1ssl)  - SSL/TLS server program
ssh                  (1)  - OpenSSH SSH client (remote login program)
ssh-add              (1)  - adds RSA or DSA identities to the authentication agent
ssh-agent            (1)  - authentication agent
ssh_config           (5)  - OpenSSH SSH client configuration files
sshd                 (8)  - OpenSSH SSH daemon
sshd_config          (5)  - OpenSSH SSH daemon configuration file
ssh-keygen           (1)  - authentication key generation, management and conversion
ssh-keyscan          (1)  - gather ssh public keys
ssh-keysign          (8)  - ssh helper program for hostbased authentication
ssh [slogin]         (1)  - OpenSSH SSH client (remote login program)
ssignal [gsignal]    (3)  - software signal facility
sstk                 (2)  - change stack size
st                   (4)  - SCSI tape device
stat                 (1)  - display file or filesystem status
stat                 (2)  - get file status
stat                 (3p)  - get file status
statfs               (2)  - get file system statistics
statfs64             (2)  - Get file system statistics
statvfs              (2)  - get file system statistics
statvfs              (3p)  - get file system information
stdarg               (3)  - variable argument lists
stdarg.h [stdarg]    (0p)  - handle variable argument list
stdbool.h [stdbool]  (0p)  - boolean type and values
stddef.h [stddef]    (0p)  - standard type definitions
stderr [stdin]       (3p)  - standard I/O streams
stderr [stdin]       (3)  - standard I/O streams
stdin                (3p)  - standard I/O streams
stdin                (3)  - standard I/O streams
stdint.h [stdint]    (0p)  - integer types
stdio                (3)  - standard input/output library functions
stdio.h [stdio]      (0p)  - standard buffered input/output
stdlib.h [stdlib]    (0p)  - standard library definitions
stdout [stdin]       (3p)  - standard I/O streams
stdout [stdin]       (3)  - standard I/O streams
stime                (2)  - set time
Storable             (3pm)  - persistence for Perl data structures
stpcpy               (3)  - copy a string returning a pointer to its end
stpncpy              (3)  - copy a fixed-size string, returning a pointer to its end
strcasecmp           (3)  - compare two strings ignoring case
strcasecmp           (3p)  - case-insensitive string comparisons
strcasecmp [string]  (3)  - string operations
strcat               (3)  - concatenate two strings
strcat               (3p)  - concatenate two strings
strcat [string]      (3)  - string operations
strchr               (3)  - locate character in string
strchr               (3p)  - string scanning operation
strchr [string]      (3)  - string operations
strcmp               (3)  - compare two strings
strcmp               (3p)  - compare two strings
strcmp [string]      (3)  - string operations
strcoll              (3)  - compare two strings using the current locale
strcoll              (3p)  - string comparison using collating information
strcoll [string]     (3)  - string operations
strcpy               (3)  - copy a string
strcpy               (3p)  - copy a string
strcpy [string]      (3)  - string operations
strcspn              (3p)  - get the length of a complementary substring
strcspn [string]     (3)  - string operations
strcspn [strspn]     (3)  - search a string for a set of characters
strdup               (3)  - duplicate a string
strdup               (3p)  - duplicate a string
strdupa [strdup]     (3)  - duplicate a string
strdup [string]      (3)  - string operations
strerror             (3p)  - get error message string
strerror             (3)  - return string describing error code
strerror_r [strerror] (3p)  - get error message string
strerror_r [strerror] (3)  - return string describing error code
strfmon              (3)  - convert monetary value to a string
strfmon              (3p)  - convert monetary value to a string
strfry               (3)  - randomize a string
strfry [string]      (3)  - string operations
strftime             (3)  - format date and time
strftime             (3p)  - convert date and time to a string
strict               (3pm)  - Perl pragma to restrict unsafe constructs
string.h [string]    (0p)  - string operations
strings              (1p)  - find printable strings in files
strings              (1)  - print the strings of printable characters in files
strings.h [strings]  (0p)  - string operations
strip                (1)  - Discard symbols from object files
strip                (1p)  - remove unnecessary information from executable files (DEVELOPMENT)
strlen               (3)  - calculate the length of a string
strlen               (3p)  - get string length
strlen [string]      (3)  - string operations
strncasecmp [strcasecmp] (3)  - compare two strings ignoring case
strncasecmp [strcasecmp] (3p)  - case-insensitive string comparisons
strncasecmp [string] (3)  - string operations
strncat              (3p)  - concatenate a string with part of another
strncat [strcat]     (3)  - concatenate two strings
strncat [string]     (3)  - string operations
strncmp              (3p)  - compare part of two strings
strncmp [strcmp]     (3)  - compare two strings
strncmp [string]     (3)  - string operations
strncpy              (3p)  - copy part of a string
strncpy [strcpy]     (3)  - copy a string
strncpy [string]     (3)  - string operations
strndupa [strdup]    (3)  - duplicate a string
strndup [strdup]     (3)  - duplicate a string
strnlen              (3)  - determine the length of a fixed-size string
stropts.h [stropts]  (0p)  - STREAMS interface (STREAMS)
strpbrk              (3p)  - scan a string for a byte
strpbrk              (3)  - search a string for any of a set of characters
strpbrk [string]     (3)  - string operations
strptime             (3)  - convert a string representation of time to a time tm structure
strptime             (3p)  - date and time conversion
strrchr              (3p)  - string scanning operation
strrchr [strchr]     (3)  - locate character in string
strrchr [string]     (3)  - string operations
strsep               (3)  - extract token from string
strsep [string]      (3)  - string operations
strsignal            (3)  - return string describing signal
strspn               (3p)  - get length of a substring
strspn               (3)  - search a string for a set of characters
strspn [string]      (3)  - string operations
strstr               (3)  - locate a substring
strstr               (3p)  - find a substring
strstr [string]      (3)  - string operations
strtod               (3)  - convert ASCII string to floating point number
strtod               (3p)  - convert a string to a double-precision number
strtof [strtod]      (3)  - convert ASCII string to floating point number
strtof [strtod]      (3p)  - convert a string to a double-precision number
strtoimax            (3)  - convert string to integer
strtoimax            (3p)  - convert string to integer type
strtok               (3)  - extract tokens from strings
strtok               (3p)  - split string into tokens
strtok_r [strtok]    (3)  - extract tokens from strings
strtok_r [strtok]    (3p)  - split string into tokens
strtok [string]      (3)  - string operations
strtol               (3)  - convert a string to a long integer
strtol               (3p)  - convert a string to a long integer
strtold [strtod]     (3)  - convert ASCII string to floating point number
strtold [strtod]     (3p)  - convert a string to a double-precision number
strtoll [strtol]     (3)  - convert a string to a long integer
strtoll [strtol]     (3p)  - convert a string to a long integer
strtoq [strtol]      (3)  - convert a string to a long integer
strtoul              (3)  - convert a string to an unsigned long integer
strtoul              (3p)  - convert a string to an unsigned long
strtoull [strtoul]   (3)  - convert a string to an unsigned long integer
strtoull [strtoul]   (3p)  - convert a string to an unsigned long
strtoumax [strtoimax] (3)  - convert string to integer
strtoumax [strtoimax] (3p)  - convert string to integer type
strtouq [strtoul]    (3)  - convert a string to an unsigned long integer
strverscmp           (3)  - compare two version strings
strxfrm              (3p)  - string transformation
strxfrm              (3)  - string transformation
strxfrm [string]     (3)  - string operations
stty                 (1)  - change and print terminal line settings
stty                 (1p)  - set the options for a terminal
stty [unimplemented] (2)  - unimplemented system calls
stunnel              (8)  - universal SSL tunnel
su                   (1)  - run a shell with substitute user and group IDs
subs                 (3pm)  - Perl pragma to predeclare sub names
sudo                 (8)  - execute a command as another user
sudoers              (5)  - list of which users may execute what
suexec               (8)  - Switch user before executing external programs
suffixes             (7)  - list of file suffixes
sum                  (1)  - checksum and count the blocks in a file
suspend [builtins]   (1)  - bash built-in commands, see bash(1)
swab                 (3p)  - swap bytes
swab                 (3)  - swap adjacent bytes
swapcontext          (2)  - Swap out old context with new context
swapcontext [makecontext] (3)  - manipulate user context
swapcontext [makecontext] (3p)  - manipulate user contexts
swapoff [swapon]     (2)  - start/stop swapping to file/device
swapoff [swapon]     (8)  - enable/disable devices and files for paging and swapping
swapon               (2)  - start/stop swapping to file/device
swapon               (8)  - enable/disable devices and files for paging and swapping
Switch               (3pm)  - A switch statement for Perl
swprintf [wprintf]   (3)  - formatted wide character output conversion
swprintf [wprintf]   (3p)  - print formatted wide-character output
swscanf [wscanf]     (3p)  - convert formatted wide-character input
Symbol               (3pm)  - manipulate Perl symbols and their names
symlink              (2)  - make a new name for a file
symlink              (3p)  - make a symbolic link to a file
sync                 (1)  - flush filesystem buffers
sync                 (2)  - commit buffer cache to disk
sync                 (3p)  - schedule file system updates
sync                 (8)  - synchronize data on disk with memory
syscall              (2)  - indirect system call
_syscall [intro]     (2)  - Introduction to system calls
sysconf              (3)  - Get configuration information at runtime
sysconf              (3p)  - get configurable system variables
sysctl               (2)  - read/write system parameters
sysctl               (8)  - configure kernel parameters at runtime
sysctl.conf [sysctl] (5)  - sysctl(8) preload/configuration file
sysfs                (2)  - get file system type information
Sys::Hostname        (3pm)  - Try every conceivable way to get hostname
sysinfo              (2)  - returns information on overall system statistics
sys/ipc.h [sys_ipc]  (0p)  - XSI interprocess communication access structure
sysklogd             (8)  - Linux system logging utilities
syslog               (2)  - read and/or clear kernel message ring buffer; set console_loglevel
syslog               (3p)  - control system log
syslog               (3)  - send messages to the system logger
syslog.conf [syslog] (5)  - syslogd(8) configuration file
syslog.h [syslog]    (0p)  - definitions for system error logging
syslog [Sys::Syslog] (3pm)  - Perl interface to the UNIX syslog(3) calls
sys/mman.h [sys_mman] (0p)  - memory management declarations
sys/msg.h [sys_msg]  (0p)  - XSI message queue structures
sys/resource.h [sys_resource] (0p)  - definitions for XSI resource operations
sys/select.h [sys_select] (0p)  - select types
sys/sem.h [sys_sem]  (0p)  - XSI semaphore facility
sys/shm.h [sys_shm]  (0p)  - XSI shared memory facility
sys/socket.h [sys_socket] (0p)  - main sockets header
sys/stat.h [sys_stat] (0p)  - data returned by the stat() function
sys/statvfs.h [sys_statvfs] (0p)  - VFS File System information structure
Sys::Syslog          (3pm)  - Perl interface to the UNIX syslog(3) calls
system               (3)  - execute a shell command
system               (3p)  - issue a command
sys/timeb.h [sys_timeb] (0p)  - additional definitions for date and time
sys/time.h [sys_time] (0p)  - time types
sys/times.h [sys_times] (0p)  - file access and modification times structure
systool              (1)  - view system device information by bus, class, and topology
sys/types.h [sys_types] (0p)  - data types
sys/uio.h [sys_uio]  (0p)  - definitions for vector I/O operations
sys-unconfig         (8)  - shell script to reconfigure the system upon next boot
sys/un.h [sys_un]    (0p)  - definitions for UNIX domain sockets
sys/utsname.h [sys_utsname] (0p)  - system name structure
sys/wait.h [sys_wait] (0p)  - declarations for waiting
tabs                 (1p)  - set terminal tabs
tac                  (1)  - concatenate and print files in reverse
tack                 (1)  - terminfo action checker
tail                 (1)  - output the last part of files
tail                 (1p)  - copy the last part of a file
tailf                (1)  - follow the growth of a log file
TAILQ_ENTRY [queue]  (3)  - implementations of lists, tail queues, and circular queues
TAILQ_HEAD [queue]   (3)  - implementations of lists, tail queues, and circular queues
TAILQ_INIT [queue]   (3)  - implementations of lists, tail queues, and circular queues
TAILQ_INSERT_AFTER [queue] (3)  - implementations of lists, tail queues, and circular queues
TAILQ_INSERT_HEAD [queue] (3)  - implementations of lists, tail queues, and circular queues
TAILQ_INSERT_TAIL [queue] (3)  - implementations of lists, tail queues, and circular queues
TAILQ_REMOVE [queue] (3)  - implementations of lists, tail queues, and circular queues
talk                 (1p)  - talk to another user
talk                 (1)  - talk to another user
tan                  (3p)  - tangent function
tan                  (3)  - tangent function
tanf [tan]           (3p)  - tangent function
tanf [tan]           (3)  - tangent function
tanh                 (3)  - hyperbolic tangent function
tanh                 (3p)  - hyperbolic tangent functions
tanhf [tanh]         (3)  - hyperbolic tangent function
tanhf [tanh]         (3p)  - hyperbolic tangent functions
tanhl [tanh]         (3)  - hyperbolic tangent function
tanhl [tanh]         (3p)  - hyperbolic tangent functions
tanl [tan]           (3p)  - tangent function
tanl [tan]           (3)  - tangent function
tar                  (1)  - The GNU version of the tar archiving utility
tar.h [tar]          (0p)  - extended tar definitions
tbf [tc-tbf]         (8)  - Token Bucket Filter
tbl                  (1)  - format tables for troff
tbl [gtbl]           (1)  - format tables for troff
tc                   (8)  - show / manipulate traffic control settings
tcdrain              (3p)  - wait for transmission of output
tcdrain [termios]    (3)  - get and set terminal attributes, line control, get and set baud rate
tcflow               (3p)  - suspend or restart the transmission or reception of data
tcflow [termios]     (3)  - get and set terminal attributes, line control, get and set baud rate
tcflush              (3p)  - flush non-transmitted output data, non-read input data, or both
tcflush [termios]    (3)  - get and set terminal attributes, line control, get and set baud rate
tcgetattr            (3p)  - get the parameters associated with the terminal
tcgetattr [termios]  (3)  - get and set terminal attributes, line control, get and set baud rate
tcgetpgrp            (3)  - get and set terminal foreground process group
tcgetpgrp            (3p)  - get the foreground process group ID
tcgetsid             (3)  - get session ID
tcgetsid             (3p)  - get the process group ID for the session leader for the controlling terminal
tcp                  (7)  - TCP protocol
tcpd                 (8)  - access control facility for internet services
tcpdump              (8)  - dump traffic on a network
tcpslice             (8)  - extract pieces of and/or glue together tcpdump files
tcsendbreak          (3p)  - send a break for a specific duration
tcsendbreak [termios] (3)  - get and set terminal attributes, line control, get and set baud rate
tcsetattr            (3p)  - set the parameters associated with the terminal
tcsetattr [termios]  (3)  - get and set terminal attributes, line control, get and set baud rate
tcsetpgrp            (3p)  - set the foreground process group ID
tcsetpgrp [tcgetpgrp] (3)  - get and set terminal foreground process group
tcsh                 (1)  - C shell with file name completion and command line editing
tcsh [csh]           (1)  - C shell with file name completion and command line editing
tdelete [tsearch]    (3)  - manage a binary tree
tdelete [tsearch]    (3p)  - manage a binary search tree
tee                  (1p)  - duplicate standard input
tee                  (1)  - read from standard input and write to standard output and files
telinit [init]       (8)  - process control initialization
telldir              (3p)  - current location of a named directory stream
telldir              (3)  - return current location in directory stream
telnet               (1)  - user interface to the TELNET protocol
tempnam              (3)  - create a name for a temporary file
tempnam              (3p)  - create a name for a temporary file
term                 (5)  - format of compiled term file
term                 (7)  - conventions for naming terminal types
Term::ANSIColor      (3pm)  - Color screen output using ANSI escape sequences
Term::Cap            (3pm)  - Perl termcap interface
termcap              (5)  - terminal capability database
Term::Complete       (3pm)  - Perl word completion module
terminfo             (5)  - terminal capability data base
termios              (3)  - get and set terminal attributes, line control, get and set baud rate
termios.h [termios]  (0p)  - define values for termios
Term::ReadLine       (3pm)  - Perl interface to various readline packages. If no real package is found, substitutes stubs instead of basic functions
test                 (1)  - check file types and compare values
test                 (1p)  - evaluate expression
Test                 (3pm)  - provides a simple framework for writing test scripts
Test::Builder        (3pm)  - Backend for building test libraries
test [builtins]      (1)  - bash built-in commands, see bash(1)
Test::Harness        (3pm)  - Run Perl standard test scripts with statistics
Test::Harness::Assert (3pm)  - simple assert
Test::Harness::Iterator (3pm)  - Internal Test::Harness Iterator
Test::Harness::Straps (3pm)  - detailed analysis of test results
Test::More           (3pm)  - yet another framework for writing test scripts
Test::Simple         (3pm)  - Basic utilities for writing tests
Test::Tutorial       (3pm)  - A tutorial about writing really basic tests
Text::Balanced       (3pm)  - Extract delimited text sequences from strings
Text::ParseWords     (3pm)  - parse text into an array of tokens or array of arrays
Text::Soundex        (3pm)  - Implementation of the Soundex Algorithm as Described by Knuth
Text::Wrap           (3pm)  - line wrapping to form simple paragraphs
tfind [tsearch]      (3)  - manage a binary tree
tfind [tsearch]      (3p)  - manage a binary search tree
tfmtodit             (1)  - create font files for use with groff -Tdvi
tgamma               (3p)  - compute gamma() function
tgamma               (3)  - true gamma function
tgammaf [tgamma]     (3p)  - compute gamma() function
tgammaf [tgamma]     (3)  - true gamma function
tgammal [tgamma]     (3p)  - compute gamma() function
tgammal [tgamma]     (3)  - true gamma function
tgkill               (2)  - Send signal sig to one specific thread, tgid
tgmath.h [tgmath]    (0p)  - type-generic macros
Thread               (3pm)  - manipulate threads in Perl (for old code only)
Thread::Queue        (3pm)  - thread-safe queues
threads              (3pm)  - Perl extension allowing use of interpreter based threads from perl
Thread::Semaphore    (3pm)  - thread-safe semaphores
threads::shared      (3pm)  - Perl extension for sharing data structures between threads
thumbnail            (1)  - create a TIFF file with thumbnail images
tic                  (1m)  - the terminfo entry-description compiler
Tie::Array           (3pm)  - base class for tied arrays
Tie::ExtraHash [Tie::Hash] (3pm)  - base class definitions for tied hashes
Tie::File            (3pm)  - Access the lines of a disk file via a Perl array
Tie::Handle          (3pm)  - base class definitions for tied handles
Tie::Hash            (3pm)  - base class definitions for tied hashes
Tie::Memoize         (3pm)  - add data to hash when needed
Tie::RefHash         (3pm)  - use references as hash keys
Tie::Scalar          (3pm)  - base class definitions for tied scalars
Tie::StdHandle [Tie::Handle] (3pm)  - base class definitions for tied handles
Tie::StdHash [Tie::Hash] (3pm)  - base class definitions for tied hashes
Tie::StdScalar [Tie::Scalar] (3pm)  - base class definitions for tied scalars
Tie::SubstrHash      (3pm)  - Fixed-table-size, fixed-key-length hashing
tiff2bw              (1)  - convert a color TIFF image to greyscale
tiff2pdf             (1)  - convert a TIFF image to a PDF document
tiff2ps              (1)  - convert a TIFF image to (tm
tiff2rgba            (1)  - convert a TIFF image to RGBA color space
tiffcmp              (1)  - compare two TIFF files
tiffcp               (1)  - copy (and possibly convert) a TIFF file
tiffdither           (1)  - convert a greyscale image to bilevel using dithering
tiffdump             (1)  - print verbatim information about TIFF files
tiffinfo             (1)  - print information about TIFF files
tiffmedian           (1)  - apply the median cut algorithm to data in a TIFF file
tiffsplit            (1)  - split a multi-image TIFF into single-image TIFF files
time                 (1p)  - time a simple command
time                 (1)  - time a simple command or give resource usage
time                 (2)  - get time in seconds
time                 (3p)  - get time
timegm               (3)  - inverses for gmtime and localtime
Time::gmtime         (3pm)  - by-name interface to Perl's built-in gmtime() function
time.h [time]        (0p)  - time types
Time::Local          (3pm)  - efficiently compute time from local and GMT time
Time::localtime      (3pm)  - by-name interface to Perl's built-in localtime() function
timelocal [timegm]   (3)  - inverses for gmtime and localtime
timer_create         (2)  - Create a POSIX.1b interval timer clock
timer_create         (3p)  - create a per-process timer (REALTIME)
timer_delete         (2)  - Delete a POSIX.1b interval timer
timer_delete         (3p)  - delete a per-process timer (REALTIME)
timer_getoverrun     (2)  - Get the number of overruns of a POSIX.1b interval timer
timer_getoverrun [timer_gettime] (3p)  - per-process timers (REALTIME)
timer_gettime        (2)  - Get the time remaining on a POSIX.1b interval timer
timer_gettime        (3p)  - per-process timers (REALTIME)
timer_settime        (2)  - Set the time on a POSIX.1b interval timer
timer_settime [timer_gettime] (3p)  - per-process timers (REALTIME)
times                (1p)  - write process times
times                (2)  - get process times
times                (3p)  - get process and waited-for child process times
times [builtins]     (1)  - bash built-in commands, see bash(1)
Time::tm             (3pm)  - internal object used by Time::gmtime and Time::localtime
timezone [tzset]     (3)  - initialize time conversion information
timezone [tzset]     (3p)  - set timezone conversion information
tkill                (2)  - send a signal to a single process
tload                (1)  - graphic representation of system load average
tmpfile              (3)  - create a temporary file
tmpfile              (3p)  - create a temporary file
tmpnam               (3)  - create a name for a temporary file
tmpnam               (3p)  - create a name for a temporary file
tmpnam_r [tmpnam]    (3)  - create a name for a temporary file
tmpwatch             (8)  - removes files which haven't been accessed for a period of time
toascii              (3)  - convert character to ASCII
toascii              (3p)  - translate an integer to a 7-bit ASCII character
toe                  (1m)  - table of (terminfo) entries
togglesebool         (8)  - flip the current value of a boolean
_tolower             (3p)  - transliterate uppercase characters to lowercase
tolower              (3p)  - transliterate uppercase characters to lowercase
tolower [toupper]    (3)  - convert letter to upper or lower case
top                  (1)  - display Linux tasks
touch                (1)  - change file timestamps
touch                (1p)  - change file access and modification times
toupper              (3)  - convert letter to upper or lower case
_toupper             (3p)  - transliterate lowercase characters to uppercase
toupper              (3p)  - transliterate lowercase characters to uppercase
towctrans            (3p)  - wide-character transliteration
towctrans            (3)  - wide-character transliteration
towlower             (3)  - convert a wide character to lowercase
towlower             (3p)  - transliterate uppercase wide-character code to lowercase
towupper             (3)  - convert a wide character to uppercase
towupper             (3p)  - transliterate lowercase wide-character code to uppercase
tput                 (1)  - initialize a terminal or query terminfo database
tput                 (1p)  - change terminal characteristics
tr                   (1p)  - translate characters
tr                   (1)  - translate or delete characters
trace.h [trace]      (0p)  - tracing
tracepath6 [tracepath] (8)  - traces path to a network host discovering MTU along this path
tracepath            (8)  - traces path to a network host discovering MTU along this path
traceroute           (8)  - print the route packets take to network host
trap                 (1p)  - trap signals
trap [builtins]      (1)  - bash built-in commands, see bash(1)
troff                (1)  - the troff processor of the groff text formatting system
troff [gtroff]       (1)  - the troff processor of the groff text formatting system
true                 (1)  - do nothing, successfully
true                 (1p)  - return true value
trunc                (3p)  - round to truncated integer value
trunc                (3)  - round to interger, towards zero
truncate             (2)  - truncate a file to a specified length
truncate             (3p)  - truncate a file to a specified length
truncf [trunc]       (3p)  - round to truncated integer value
truncf [trunc]       (3)  - round to interger, towards zero
truncl [trunc]       (3p)  - round to truncated integer value
truncl [trunc]       (3)  - round to interger, towards zero
tsearch              (3)  - manage a binary tree
tsearch              (3p)  - manage a binary search tree
tset                 (1)  - terminal initialization
tset [reset]         (1)  - terminal initialization
tsort                (1)  - perform topological sort
tsort                (1p)  - topological sort
tty                  (1p)  - return user's terminal name
tty                  (1)  - print the file name of the terminal connected to standard input
tty                  (4)  - controlling terminal
tty ioctl [tty_ioctl] (4)  - ioctls for terminals and serial lines
ttyname              (3p)  - find the pathname of a terminal
ttyname              (3)  - return name of a terminal
ttyname_r [ttyname]  (3p)  - find the pathname of a terminal
ttyname_r [ttyname]  (3)  - return name of a terminal
ttyS                 (4)  - serial terminal lines
ttyslot              (3)  - find the slot of the current user's terminal in some file
ttytype              (5)  - terminal device to default terminal type mapping
tune2fs              (8)  - adjust tunable filesystem parameters on ext2/ext3 filesystems
tunelp               (8)  - set various parameters for the lp device
twalk [tsearch]      (3)  - manage a binary tree
twalk [tsearch]      (3p)  - manage a binary search tree
type                 (1p)  - write a description of command type
type [builtins]      (1)  - bash built-in commands, see bash(1)
typeset [builtins]   (1)  - bash built-in commands, see bash(1)
tzfile               (5)  - time zone information
tzname [tzset]       (3)  - initialize time conversion information
tzname [tzset]       (3p)  - set timezone conversion information
tzselect             (8)  - select a time zone
tzset                (3)  - initialize time conversion information
tzset                (3p)  - set timezone conversion information
ualarm               (3p)  - set the interval timer
ualarm               (3)  - schedule signal after given number of microseconds
ucontext.h [ucontext] (0p)  - user context
udev                 (8)  - Linux configurable dynamic device naming support
udevd                (8)  - udev event serializer daemon and udev event sender
udevdsend [udevd]    (8)  - udev event serializer daemon and udev event sender
udevdsend [udevsend] (8)  - udev event serializer daemon and udev event sender
udevd [udevsend]     (8)  - udev event serializer daemon and udev event sender
udevinfo             (8)  - retrieve information from udev
udevstart            (8)  - populate initial device directory
udevtest             (8)  - simulates a udev run to test the configured rules
udp                  (7)  - User Datagram Protocol for IPv4
ugetrlimit [undocumented] (2)  - undocumented system calls
ul                   (1)  - do underlining
ulimit               (1p)  - set or report file size limit
ulimit               (3)  - get and set user limits
ulimit               (3p)  - get and set process limits
ulimit [builtins]    (1)  - bash built-in commands, see bash(1)
ulimit.h [ulimit]    (0p)  - ulimit commands
ulimit [unimplemented] (2)  - unimplemented system calls
umask                (1p)  - get or set the file mode creation mask
umask                (2)  - set file creation mask
umask                (3p)  - set and get the file mode creation mask
umask [builtins]     (1)  - bash built-in commands, see bash(1)
umount               (8)  - unmount file systems
umount [mount]       (2)  - mount and unmount filesystems
unalias              (1p)  - remove alias definitions
unalias [builtins]   (1)  - bash built-in commands, see bash(1)
uname                (1p)  - return system name
uname                (1)  - print system information
uname                (2)  - get name and information about current kernel
uname                (3p)  - get the name of the current system
uncompress           (1)  - compress and expand data (version 4.1)
uncompress           (1p)  - expand compressed data
uncompress [compress] (1)  - compress and expand data (version 4.1)
unexpand             (1)  - convert spaces to tabs
unexpand             (1p)  - convert spaces to tabs
ungetc               (3p)  - push byte back into input stream
ungetc [gets]        (3)  - input of characters and strings
ungetwc              (3p)  - push wide-character code back into the input stream
ungetwc              (3)  - push back a wide character onto a FILE stream
Unicode::Normalize   (3pm)  - Unicode Normalization Forms
Unicode::UCD         (3pm)  - Unicode character database
Unicode [unicode]    (7)  - the Universal Character Set
uniq                 (1p)  - report or filter out repeated lines in a file
uniq                 (1)  - remove duplicate lines from a sorted file
unistd.h [unistd]    (0p)  - standard symbolic constants and types
units                (7)  - decimal and binary prefixes
UNIVERSAL            (3pm)  - base class for ALL classes (blessed references)
unix                 (7)  - Sockets for local interprocess communication
unix_chkpwd          (8)  - helper binary that verifies the password of the current user
unix_chkpwd [pwdb_chkpwd] (8)  - helper binary that verifies the password of the current user
unlink               (1)  - call the unlink function to remove the specified file
unlink               (1p)  - call the unlink function
unlink               (2)  - delete a name and possibly the file it refers to
unlink               (3p)  - remove a directory entry
*_unlocked [unlocked_stdio] (3)  - non-locking stdio functions
unlockpt             (3p)  - unlock a pseudo-terminal master/slave pair
unlockpt             (3)  - unlock a pseudotty master/slave pair
unset                (1p)  - unset values and attributes of variables and functions
unset [builtins]     (1)  - bash built-in commands, see bash(1)
unsetenv             (3p)  - remove an environment variable
unzip                (1)  - list, test and extract compressed files in a ZIP archive
unzipsfx             (1)  - self-extracting stub for prepending to ZIP archives
updatedb             (1)  - update the slocate database
updwtmp              (3)  - append an entry to the wtmp file
uptime               (1)  - Tell how long the system has been running
urandom [random]     (4)  - kernel random number source devices
uri                  (7)  - uniform resource identifier (URI), including a URL or URN
url [uri]            (7)  - uniform resource identifier (URI), including a URL or URN
urn [uri]            (7)  - uniform resource identifier (URI), including a URL or URN
usbmodules           (8)  - List kernel driver modules available for a plugged in USB device
uselib               (2)  - select shared library
useradd              (8)  - Create a new user or update default new user information
userdel              (8)  - Delete a user account and related files
User::grent          (3pm)  - by-name interface to Perl's built-in getgr*() functions
userisdnctl          (8)  - Control and setup ISDN parameters
usermod              (8)  - Modify a user account
usernetctl           (8)  - allow a user to manipulate a network interface if permitted
User::pwent          (3pm)  - by-name interface to Perl's built-in getpw*() functions
users                (1)  - print the user names of users currently logged in to the current host
usleep               (1)  - sleep some number of microseconds
usleep               (3p)  - suspend execution for an interval
usleep               (3)  - suspend execution for microsecond intervals
/usr/sbin/nscd [nscd] (8)  - name service cache daemon
ustat                (2)  - get file system statistics
utf8                 (3pm)  - Perl pragma to enable/disable UTF-8 (or UTF-EBCDIC) in source code
UTF-8 [utf-8]        (7)  - an ASCII compatible multi-byte Unicode encoding
utime                (2)  - change access and/or modification times of an inode
utime                (3p)  - set file access and modification times
utime.h [utime]      (0p)  - access and modification times structure
utimes               (3p)  - set file access and modification times (LEGACY)
utimes [utime]       (2)  - change access and/or modification times of an inode
utmp                 (5)  - login records
utmpname [getutent]  (3)  - access utmp file entries
utmpx.h [utmpx]      (0p)  - user accounting database definitions
uucp                 (1p)  - system-to-system copy
uudecode             (1p)  - decode a binary file
uuencode             (1p)  - encode a binary file
uuidgen              (1)  - command-line utility to create a new UUID value
uuname               (1)  - List the names of the known remote UUCP sites
uustat               (1p)  - uucp status inquiry and job control
uux                  (1p)  - remote command execution
va_arg               (3p)  - handle variable argument list
va_copy [va_arg]     (3p)  - handle variable argument list
va_end [va_arg]      (3p)  - handle variable argument list
validate [File::CheckTree] (3pm)  - run many filetest checks on a tree
valloc [posix_memalign] (3)  - Allocate aligned memory
variables            (5)  - Format of specifying variable names to SNMP tools
vars                 (3pm)  - Perl pragma to predeclare global variable names (obsolete)
vasprintf [asprintf] (3)  - print to allocated string
va_start [va_arg]    (3p)  - handle variable argument list
vcs                  (4)  - virtual console memory
vcsa [vcs]           (4)  - virtual console memory
vdir                 (1)  - list directory contents
vdprintf [dprintf]   (3)  - print to a file descriptor
verify               (1ssl)  - Utility to verify certificates
verr [err]           (3)  - formatted error messages
verrx [err]          (3)  - formatted error messages
version              (1ssl)  - print OpenSSL version information
versionsort [scandir] (3)  - scan a directory for matching entries
vfork                (2)  - create a child process and block parent
vfork                (3p)  - create a new process; share virtual memory
vfprintf [printf]    (3)  - formatted output conversion
vfprintf [vprintf]   (3p)  - format output of a stdarg argument list
vfscanf [scanf]      (3)  - input format conversion
vfscanf [vscanf]     (3p)  - format input of a stdarg argument list
vfwprintf [vwprintf] (3p)  - wide-character formatted output of a stdarg argument list
vfwprintf [wprintf]  (3)  - formatted wide character output conversion
vfwscanf [vwscanf]   (3p)  - wide-character formatted input of a stdarg argument list
vgcfgbackup          (8)  - backup volume group descriptor area
vgcfgrestore         (8)  - restore volume group descriptor area
vgchange             (8)  - change attributes of a volume group
vgck                 (8)  - check volume group metadata
vgconvert            (8)  - convert volume group metadata format
vgcreate             (8)  - create a volume group
vgdisplay            (8)  - display attributes of volume groups
vgexport             (8)  - make volume groups unknown to the system
vgextend             (8)  - add physical volumes to a volume group
vgimport             (8)  - make exported volume groups known to the system
vgmerge              (8)  - merge two volume groups
vgmknodes            (8)  - recreate volume group directory and logical volume special files
vgreduce             (8)  - reduce a volume group
vgremove             (8)  - remove a volume group
vgrename             (8)  - rename a volume group
vgs                  (8)  - report information about volume groups
vgscan               (8)  - scan all disks for volume groups and rebuild caches
vgsplit              (8)  - split a volume group into two
vhangup              (2)  - virtually hangup the current tty
vi                   (1p)  - screen-oriented (visual) display editor
vigr [vipw]          (8)  - edit the password or group files
vim                  (1)  - Vi IMproved, a programmers text editor
vimdiff              (1)  - edit two or three versions of a file with Vim and show differences
vim [ex]             (1)  - Vi IMproved, a programmers text editor
vim [rvi]            (1)  - Vi IMproved, a programmers text editor
vim [rview]          (1)  - Vi IMproved, a programmers text editor
vim [rvim]           (1)  - Vi IMproved, a programmers text editor
vimtutor             (1)  - the Vim tutor
vim [vi]             (1)  - Vi IMproved, a programmers text editor
vim [view]           (1)  - Vi IMproved, a programmers text editor
vipw                 (8)  - edit the password or group files
visudo               (8)  - edit the sudoers file
vm86                 (2)  - enter virtual 8086 mode
vm86old [vm86]       (2)  - enter virtual 8086 mode
vmsish               (3pm)  - Perl pragma to control VMS-specific language features
vmstat               (8)  - Report virtual memory statistics
vpddecode            (8)  - VPD structure decoder
vprintf              (3p)  - format output of a stdarg argument list
vprintf [printf]     (3)  - formatted output conversion
vscanf               (3p)  - format input of a stdarg argument list
vscanf [scanf]       (3)  - input format conversion
vsnprintf [printf]   (3)  - formatted output conversion
vsnprintf [vprintf]  (3p)  - format output of a stdarg argument list
vsprintf [printf]    (3)  - formatted output conversion
vsprintf [vprintf]   (3p)  - format output of a stdarg argument list
vsscanf [scanf]      (3)  - input format conversion
vsscanf [vscanf]     (3p)  - format input of a stdarg argument list
vswprintf [vwprintf] (3p)  - wide-character formatted output of a stdarg argument list
vswprintf [wprintf]  (3)  - formatted wide character output conversion
vswscanf [vwscanf]   (3p)  - wide-character formatted input of a stdarg argument list
vwarn [err]          (3)  - formatted error messages
vwarnx, [err]        (3)  - formatted error messages
vwprintf             (3p)  - wide-character formatted output of a stdarg argument list
vwprintf [wprintf]   (3)  - formatted wide character output conversion
vwscanf              (3p)  - wide-character formatted input of a stdarg argument list
w                    (1)  - Show who is logged on and what they are doing
wait                 (1p)  - await process completion
wait                 (2)  - wait for process termination
wait                 (3p)  - wait for a child process to stop or terminate
wait3 [wait4]        (2)  - wait for process termination, BSD style
wait4                (2)  - wait for process termination, BSD style
wait [builtins]      (1)  - bash built-in commands, see bash(1)
waitid               (3p)  - wait for a child process to change state
waitpid [wait]       (2)  - wait for process termination
waitpid [wait]       (3p)  - wait for a child process to stop or terminate
warn [err]           (3)  - formatted error messages
warnings             (3pm)  - Perl pragma to control optional warnings
warnings::register   (3pm)  - warnings import function
warnquota            (8)  - send mail to users over quota
warnx [err]          (3)  - formatted error messages
watch                (1)  - execute a program periodically, showing output fullscreen
wavelan              (4)  - AT&T GIS WaveLAN ISA device driver
wc                   (1)  - print the number of newlines, words, and bytes in files
wc                   (1p)  - word, line, and byte or character count
wchar.h [wchar]      (0p)  - wide-character handling
wcpcpy               (3)  - copy a wide character string, returning a pointer to its end
wcpncpy              (3)  - copy a fixed-size string of wide characters, returning a pointer to its end
wcrtomb              (3)  - convert a wide character to a multibyte sequence
wcrtomb              (3p)  - convert a wide-character code to a character (restartable)
wcscasecmp           (3)  - compare two wide-character strings, ignoring case
wcscat               (3)  - concatenate two wide-character strings
wcscat               (3p)  - concatenate two wide-character strings
wcschr               (3p)  - wide-character string scanning operation
wcschr               (3)  - search a wide character in a wide-character string
wcscmp               (3)  - compare two wide-character strings
wcscmp               (3p)  - compare two wide-character strings
wcscoll              (3p)  - wide-character string comparison using collating information
wcscpy               (3)  - copy a wide character string
wcscpy               (3p)  - copy a wide-character string
wcscspn              (3p)  - get the length of a complementary wide substring
wcscspn              (3)  - search a wide-character string for any of a set of wide characters
wcsdup               (3)  - duplicate a wide-character string
wcsftime             (3p)  - convert date and time to a wide-character string
wcslen               (3)  - determine the length of a wide-character string
wcslen               (3p)  - get wide-character string length
wcsncasecmp          (3)  - compare two fixed-size wide-character strings, ignoring case
wcsncat              (3)  - concatenate two wide-character strings
wcsncat              (3p)  - concatenate a wide-character string with part of another
wcsncmp              (3)  - compare two fixed-size wide-character strings
wcsncmp              (3p)  - compare part of two wide-character strings
wcsncpy              (3)  - copy a fixed-size string of wide characters
wcsncpy              (3p)  - copy part of a wide-character string
wcsnlen              (3)  - determine the length of a fixed-size wide-character string
wcsnrtombs           (3)  - convert a wide character string to a multibyte string
wcspbrk              (3p)  - scan a wide-character string for a wide-character code
wcspbrk              (3)  - search a wide-character string for any of a set of wide characters
wcsrchr              (3p)  - wide-character string scanning operation
wcsrchr              (3)  - search a wide character in a wide-character string
wcsrtombs            (3)  - convert a wide character string to a multibyte string
wcsrtombs            (3p)  - convert a wide-character string to a character string (restartable)
wcsspn               (3)  - advance in a wide-character string, skipping any of a set of wide characters
wcsspn               (3p)  - get the length of a wide substring
wcsstr               (3)  - locate a substring in a wide-character string
wcsstr               (3p)  - find a wide-character substring
wcstod               (3p)  - convert a wide-character string to a double-precision number
wcstof [wcstod]      (3p)  - convert a wide-character string to a double-precision number
wcstoimax            (3)  - convert wide-character string to integer
wcstoimax            (3p)  - convert a wide-character string to an integer type
wcstok               (3p)  - split a wide-character string into tokens
wcstok               (3)  - split wide-character string into tokens
wcstol               (3p)  - convert a wide-character string to a long integer
wcstold [wcstod]     (3p)  - convert a wide-character string to a double-precision number
wcstoll [wcstol]     (3p)  - convert a wide-character string to a long integer
wcstombs             (3)  - convert a wide character string to a multibyte string
wcstombs             (3p)  - convert a wide-character string to a character string
wcstoul              (3p)  - convert a wide-character string to an unsigned long
wcstoull [wcstoul]   (3p)  - convert a wide-character string to an unsigned long
wcstoumax [wcstoimax] (3)  - convert wide-character string to integer
wcstoumax [wcstoimax] (3p)  - convert a wide-character string to an integer type
wcswcs               (3p)  - find a wide substring (LEGACY)
wcswidth             (3)  - determine columns needed for a fixed-size wide character string
wcswidth             (3p)  - number of column positions of a wide-character string
wcsxfrm              (3p)  - wide-character string transformation
wctob                (3p)  - wide-character to single-byte conversion
wctob                (3)  - try to represent a wide character as a single byte
wctomb               (3)  - convert a wide character to a multibyte sequence
wctomb               (3p)  - convert a wide-character code to a character
wctrans              (3p)  - define character mapping
wctrans              (3)  - wide character translation mapping
wctype               (3p)  - define character class
wctype               (3)  - wide character classification
wctype.h [wctype]    (0p)  - wide-character classification and mapping utilities
wcwidth              (3)  - determine columns needed for a wide character
wcwidth              (3p)  - number of column positions of a wide-character code
Wget [wget]          (1)  - The non-interactive network downloader
whatis               (1)  - search the whatis database for complete words
whereis              (1)  - locate the binary, source, and manual page files for a command
which                (1)  - shows the full path of (shell) commands
who                  (1p)  - display who is on the system
who                  (1)  - show who is logged on
whoami               (1)  - print effective userid
wmemchr              (3p)  - find a wide character in memory
wmemchr              (3)  - search a wide character in a wide-character array
wmemcmp              (3)  - compare two arrays of wide-characters
wmemcmp              (3p)  - compare wide characters in memory
wmemcpy              (3)  - copy an array of wide-characters
wmemcpy              (3p)  - copy wide characters in memory
wmemmove             (3)  - copy an array of wide-characters
wmemmove             (3p)  - copy wide characters in memory with overlapping areas
wmempcpy [mempcpy]   (3)  - copy memory area
wmemset              (3)  - fill an array of wide-characters with a constant wide character
wmemset              (3p)  - set wide characters in memory
wordexp              (3)  - perform word expansion like a posix-shell
wordexp              (3p)  - perform word expansions
wordexp.h [wordexp]  (0p)  - word-expansion types
wordfree [wordexp]   (3)  - perform word expansion like a posix-shell
wordfree [wordexp]   (3p)  - perform word expansions
word-list-compress   (1)  - word list compressor/decompressor for GNU Aspell
wprintf              (3)  - formatted wide character output conversion
wprintf              (3p)  - print formatted wide-character output
write                (1p)  - write to another user
write                (1)  - send a message to another user
write                (2)  - write to a file descriptor
write                (3p)  - write on a file
writemain [ExtUtils::Miniperl] (3pm)  - write the C code for perlmain.c
writev               (3p)  - write a vector
writev [readv]       (2)  - read or write data into multiple buffers
wrjpgcom             (1)  - insert text comments into a JPEG file
wscanf               (3p)  - convert formatted wide-character input
wtmp [utmp]          (5)  - login records
x25                  (7)  - ITU-T X.25 / ISO-8208 protocol interface
x509                 (1ssl)  - Certificate display and signing utility
x86info              (1)  - display x86 CPU diagnostics
xargs                (1)  - build and execute command lines from standard input
xargs                (1p)  - construct argument lists and invoke utility
xdecrypt [xcrypt]    (3)  - RFS password encryption
xdr                  (3)  - library routines for external data representation
xencrypt [xcrypt]    (3)  - RFS password encryption
xinetd               (8)  - the extended Internet services daemon
xinetd.conf [xinetd] (5)  - Extended Internet Services Daemon configuration file
xinetd.log [xinetd]  (5)  - xinetd service log format
xmlcatalog           (1)  - Command line tool to parse and manipulate XML or SGML catalog files
xmllint              (1)  - command line XML tool
xmlwf                (1)  - Determines if an XML document is well-formed
XS::APItest          (3pm)  - Test the perl C API
XSLoader             (3pm)  - Dynamically load C libraries into Perl code
XS::Typemap          (3pm)  - module to test the XS typemaps distributed with perl
xsubpp               (1)  - compiler to convert Perl XS code into C code
xxd                  (1)  - make a hexdump or do the reverse
y0                   (3p)  - Bessel functions of the second kind
y0f [j0]             (3)  - Bessel functions
y0 [j0]              (3)  - Bessel functions
y0l [j0]             (3)  - Bessel functions
y1f [j0]             (3)  - Bessel functions
y1 [j0]              (3)  - Bessel functions
y1l [j0]             (3)  - Bessel functions
y1 [y0]              (3p)  - Bessel functions of the second kind
yacc                 (1p)  - yet another compiler compiler (DEVELOPMENT)
yes                  (1)  - output a string repeatedly until killed
ynf [j0]             (3)  - Bessel functions
yn [j0]              (3)  - Bessel functions
ynl [j0]             (3)  - Bessel functions
yn [y0]              (3p)  - Bessel functions of the second kind
ypdomainname [hostname] (1)  - show or set the system's NIS/YP domain name
yum                  (8)  - Yellowdog Updater Modified
yum-arch             (8)  - Creates yum distribution database
yum.conf [yum]       (5)  - Configuration file for yum(8)
yum [yum-shell]      (8)  - Yellowdog Updater Modified shell
zcat                 (1p)  - expand and concatenate data
zcat [compress]      (1)  - compress and expand data (version 4.1)
zcat [gzip]          (1)  - compress or expand files
zcat [uncompress]    (1)  - compress and expand data (version 4.1)
zcmp [zdiff]         (1)  - compare compressed files
zdiff                (1)  - compare compressed files
zdump                (8)  - time zone dumper
zero [null]          (4)  - data sink
zforce               (1)  - force a '.gz' extension on all gzip files
zgrep                (1)  - search possibly compressed files for a regular expression
zic                  (8)  - time zone compiler
zipgrep              (1)  - search files in a ZIP archive for lines matching a pattern
zipinfo              (1)  - list detailed information about a ZIP archive
zless                (1)  - file perusal filter for crt viewing of compressed text
zmore                (1)  - file perusal filter for crt viewing of compressed text
znew                 (1)  - recompress .Z files to .gz files
