crc-mktab \- construct CRC tables for efficient computation
.SH SYNOPSIS
.B crc-mktab
-.RB [ \-cr ]
+.RB [ \-Ccr ]
.RB [ \-s
.IR symbol ]
.RB [ \-t
.B "\-u, \-\-usage"
Print a one-line usage summary to standard output and exit successfully.
.TP
+.B "\-C, \-\-const"
+When producing C source (the
+.B \-c
+option), rather than a header, define the table to be
+.BR const .
.B "\-c, \-\-c-source"
Produce a C source file which exports a symbol naming the array, instead
of a C header file.