Feedback from drahn@, millert@, marco@. "then get it in" deraadt@.

as _ng_sl_add() now returns a value. The only consumer of that
interface is netgroup_mkdb(8).  Adapted from NetBSD.
OK deraadt@

ok pval

after release we should revisit this issue, we can probably safely shrink
the max imsg size.
Valentin Kozamernik in PR5401

No binary change with NLS enabled.
ok otto millert espie

in ints since there are multiple flavors.  The key point to get
across is that when storing as a type > byte it may be necessary
to do byte swapping depending on the machine's byte order.
Noticed by Tamas TEVESZ.

as disscussed with jmc and millert.
ok millert@

noticed by jmc@

1) config files move to /etc/mail
2) -g option goes away in spamd-setup and spamd - greylisting is now the default
3) option change to spamd, -b addr becomes -l addr.
4) -b option in spamd-setup and spamd to turn on old blacklisting mode.
Man page shortly to be flensed to make this easier to explain
ok deraadt@ millert@

will make it easier for testing (just run hoststated -Dext_addr=X.X.X.X).

keyword for default relay actions.
ok pyr@

ok pyr@

ok reyk@

for spamd-setup.  OK beck@

ok deraadt@

- Nuke SPEWS which is no longer maintained.
- Provide link to U of A traplist
- Provide link to reformatted Nixspam suspicious sources list
ok deraadt@

sizeof(buf) - 1 to sizeof(buf), since fgets takes the whole buffer size.
Based on diff from Charles Longeau <chl at tuxfamily dot org> long ago.
OK millert@.

Try to tell what this really does.
Including a BUGS section on why it doesn't.
*roff code by wiz@, with some input from
Slava Semushin <slava.semushin@gmail.com>
ok millert

use of a GZIP environment variable for extra command flags.
ok deraadt@, millert@

net.inet.carp.log=1. it is so common to enable carp preemption...
yes! henning@, ok mpf@

discussed with reyk@

be MI since we removed stuff that was arch-dependent). The Configure script
still rebuilds a copy of that file, and we check it for diffs.
okay millert@

done by arc4random(); ok millert@ deraadt@

to get random data without calling getpid(), ok millert@ deraadt@

is never set now that the unionfs support has been removed from
readdir().  OK pedro@

environment so that it matches the ROOTBACKUP and CHECKFILESYSTEMS way
of doing things
- make the sort command use "-k" instead of the deprecated "+" option
(idea from mk@)
- rotate /var/log/wtmp every week just after weekly ac(8) completes
ok mk@