Remove $FreeBSD$: two-line nroff pattern

Remove /^\.\\"\n\.\\"\s*\$FreeBSD\$$\n/

Add history section to nos-tun(8)

PR: 212545
Approved by: bcr (mentor)
MFC after: 5 days
Differential Revision: https://reviews.freebsd.org/D8104

use .Mt to mark up email addresses consistently (part1)

PR: 191174
Submitted by: Franco Fichtner <franco@lastsummer.de>

A new jail(8) with a configuration file, to replace the work currently done
by /etc/rc.d/jail.

Create the altix project branch. The altix project will add support
for the SGI Altix 350 to FreeBSD/ia64. The hardware used for porting
is a two-module system, consisting of a base compute module and a
CPU expansion module. SGI's NUMAFlex architecture can be an excellent
platform to test CPU affinity and NUMA-aware features in FreeBSD.

- Import the HEAD csup code which is the basis for the cvsmode work.

Expand *n't contractions.

Sync program's usage() with manpage's SYNOPSIS.

Sort sections.

Mechanically kill hard sentence breaks.

The .Nm utility

minor grammar fixes

Remove whitespace at EOL.

mdoc(7) police: removed HISTORY info from the .Os call.

Prepare for mdoc(7)NG.

mdoc(7) police: removed history info from the .Os FreeBSD call.

mdoc(7) police: do not split author names in the AUTHORS section.

mdoc(7) police: use the new features of the Nm macro.

Remove single-space hard sentence breaks. These degrade the quality
of the typeset output, tend to make diffs harder to read and provide
bad examples for new-comers to mdoc.

Fix various man pages to stop abusing the .Bx macro to generate
the strings "FreeBSD" and "NetBSD". Use the .Fx or .Nx macro
instead.

$Id$ -> $FreeBSD$

Add ability to set protocol number.

PR: 10753
Submitted by: Isao SEKI <iseki@gongon.com>

Add usage() and rcsid. Getopt() returns -1 not EOF. Remove unused #includes.
Use .An/.Aq in man page.

Program which implements "nos" alias "ka9q" alias "IP-IP" tunnels.

PR: 1154
Reviewed by: phk
Manpage by: phk
Submitted by: Nickolay N. Dudorov nnd@itfs.nsk.su