track.
The Id line is normally at the bottom of the main comment block in the
man page, separated from the rest of the manpage by an empty comment,
like so;
.\" $Id$
.\"
If the immediately preceding comment is a @(#) format ID marker than the
the $Id$ will line up underneath it with no intervening blank lines.
Otherwise, an additional blank line is inserted.
Approved by: bde
that it encounters (such as invalid device), but does print usage upon
this error...
but otherwise allows complex commands such as:
mixer -f /dev/mixer4 synth line 50 -rec mic +rec line =rec cd ^rec mix
