Module Name:	src
Committed By:	christos
Date:		Thu Apr  1 20:50:32 UTC 2004

Modified Files:
	src/usr.bin/whereis: whereis.c

Log Message:
- add which(1) functionality.
- fix bug where if a program appeared in more than one place it would
  erroneously exit(2)
- fix error messages to use err and errx as appropriate.
- made sure we don't pick up directories or non executable files.


To generate a diff of this commit:
cvs rdiff -r1.13 -r1.14 src/usr.bin/whereis/whereis.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.