Remove $FreeBSD$: one-line nroff pattern

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

Sync with NetBSD/OpenBSD.

Allow mailwrapper to use mailer.conf from localbase (respecting LOCALBASE env var if set)

Phabric: https://reviews.freebsd.org/D412
Reviewed by: bdrewery
MFC after: 2 weeks
Relnotes: yes

use .Mt to mark up email addresses consistently (part2)

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.

MFC r205938:

Sync with OpenBSD:
- avoid coredump when there's only one token on a line;
- Use calloc();
- Remove a line inherited from example mdoc.

Obtained from: OpenBSD

Sync with OpenBSD:
- avoid coredump when there's only one token on a line;
- Use calloc();
- Remove a line inherited from example mdoc.

Obtained from: OpenBSD
MFC after: 1 month

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.

Markup fixes.

Merge all applicable NetBSD and OpenBSD improvements over this manpage
till NetBSD mailwrapper.8,v 1.11 and OpenBSD mailwrapper.8,v 1.8:

- Separate exit status out from diagnostics section.
- Fix typos.

Obtained from: NetBSD, OpenBSD
MFC After: Along with mailwrapper(8) updates.

Mechanically kill hard sentence breaks.

mdoc(7) police: Scheduled sweep.

Give more information to users replacing sendmail regarding periodic's
submit mail queue check.

PR: docs/38924

The .Nm utility

Remove whitespace at EOL.

remove trailing periods from SEE ALSO.

Do not add progname in err() strings, it will be printed twice

Replace the inappropriate use of .Nx (netBSD) with a more generalized
.Ux (UNIX) as is appropriate in the context used.

PR: 17954
Submitted by: Brian Handy <handy@physics.montana.edu>

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.

/etc -> /etc/mail

Make mailwrapper build

Import NetBSD's mailwrapper to redirect /usr/sbin/sendmail to the user's
chosen mailer.

Obtained from: NetBSD