redhat man page for comm

COMM(1) 								FSF								   COMM(1)

NAME
       comm - compare two sorted files line by line

SYNOPSIS
       comm [OPTION]... LEFT_FILE RIGHT_FILE

DESCRIPTION
       Compare sorted files LEFT_FILE and RIGHT_FILE line by line.

       -1     suppress lines unique to left file

       -2     suppress lines unique to right file

       -3     suppress lines that appear in both files

       --help display this help and exit

       --version
	      output version information and exit

AUTHOR
       Written by Richard Stallman and David MacKenzie.

REPORTING BUGS
       Report bugs to <bug-coreutils@gnu.org>.

COPYRIGHT
       Copyright (C) 2002 Free Software Foundation, Inc.
       This is free software; see the source for copying conditions.  There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
       LAR PURPOSE.

SEE ALSO
       The full documentation for comm is maintained as a Texinfo manual.  If the info and comm programs are properly installed at your site,  the
       command

	      info comm

       should give you access to the complete manual.

comm (coreutils) 4.5.3						   February 2003							   COMM(1)