$OpenBSD: patch-lib_getdate_y,v 1.2 2020/05/14 11:49:57 sthen Exp $

Index: lib/getdate.y
--- lib/getdate.y.orig
+++ lib/getdate.y
@@ -651,9 +651,9 @@ Convert(time_t Month, time_t Day, time_t Year,
 	Year += 1900;
     DaysInMonth[1] = Year % 4 == 0 && (Year % 100 != 0 || Year % 400 == 0)
 		    ? 29 : 28;
-    /* Checking for 2038 bogusly assumes that time_t is 32 bits.  But
-       I'm too lazy to try to check for time_t overflow in another way.  */
-    if (Year < EPOCH || Year > 2038
+    /* XXX Sloppily check for 2038 if time_t is 32 bits */
+    if (Year < EPOCH
+     || (sizeof(time_t) == sizeof(int) && Year > 2038)
      || Month < 1 || Month > 12
      /* Lint fluff:  "conversion from long may lose accuracy" */
      || Day < 1 || Day > DaysInMonth[(int)--Month])
