5 commits

Author	SHA1	Message	Date
Philippe Charnier	f589c9aafa	Add usage(), use err(3).	1997-07-08 10:59:50 +00:00
Warner Losh	1c8af87873	compare return value from getopt against -1 rather than EOF, per the final ... posix standard on the topic.	1997-03-29 04:34:07 +00:00
Jordan K. Hubbard	338fc8eb62	Honor the MAIL environment variable, if set. ... Submitted-by: Dan Cross <cross@math.psu.edu>	1996-10-06 01:54:22 +00:00
Wolfram Schneider	98d04b7c68	Read from standard input if file name "-" is given.	1996-01-28 23:43:37 +00:00
Rodney W. Grimes	9b50d90275	BSD 4.4 Lite Usr.bin Sources	1994-05-27 12:33:43 +00:00