The following changes have been made to this directory since R2:

     o  Delayed writes for clients - added several os routines
     o  DIX font structure now has ink metrics
     o  font nameing stuff impacted some font structures.
     o  DIX/DDX gc interface changes
     o  backing store changes in window structures/gc's
     o  regions 'size' and 'numRects' fields are now longs instead of ints.
     o  added ifdef for INCLUDE_ALLOCA_H for systems that need it 
	(e.g. SunOS 4.0).
