.TH SUM 1
.SH NAME
sum \- compute the checksum and block count of a file
.SH SYNOPSIS
\fBsum \fIfile\fR
.br
.de FL
.TP
\\fB\\$1\\fR
\\$2
..
.de EX
.TP 20
\\fB\\$1\\fR
# \\$2
..
.SH EXAMPLES
.EX "sum /user/ast/xyz" "Checksum \fI/user/ast/xyz"
.SH DESCRIPTION
.PP
.I Sum
computes the checksum of one or more files.
It is most often used to see if a file copied from another machine has
been correctly received.
This program works best when both machines use the same checksum algorithm.
See also \fIcrc\fR.
.SH "SEE ALSO"
.BR cksum (1),
.BR crc (1).