add $FreeBSD.
get copyright in sync with FreeBSD recommendation.
remove obsolete stuff resuling from pcvt kernel part cleanup
(caution: this depends in part on modifications to pcvt_ioctl.h,
commit will follow shortly).
add new option "-n" to ispcvt to get number of compiled-in
virtual screens.
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
