redhat man page for sum

SUM(1)									FSF								    SUM(1)

NAME
       sum - checksum and count the blocks in a file

SYNOPSIS
       sum [OPTION]... [FILE]...

DESCRIPTION
       Print checksum and block counts for each FILE.

       -r     defeat -s, use BSD sum algorithm, use 1K blocks

       -s, --sysv
	      use System V sum algorithm, use 512 bytes blocks

       --help display this help and exit

       --version
	      output version information and exit

       With no FILE, or when FILE is -, read standard input.

AUTHOR
       Written by Kayvan Aghaiepour 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 sum is maintained as a Texinfo manual.  If the info and sum programs are properly installed at  your	site,  the
       command

	      info sum

       should give you access to the complete manual.

sum (coreutils) 4.5.3						   February 2003							    SUM(1)