CKSUM

cksum − checksum and count the bytes in a file

cksum [OPTION]... [FILE]...

Print CRC checksum and byte counts of each FILE.

−−help

display this help and exit

−−version

output version information and exit

Written by Q. Frank Xia.

Report bugs to <bug-textutils@gnu.org>.

Copyright © 1999 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 PARTICULAR PURPOSE.

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

info cksum

should give you access to the complete manual.