adjtime() when necessary to keep the local clock in sync
yes, that means ntpd syncs the local clock now.

ok henning@

from kjell@

reported by Peter Hessler.  ok henning@

"looks fine" millert@

Now passes the regress tests.

Simpler licence, update copyright years, trim empty lines, ISO declarations.
okay miod@

ok pedro@, millert@

noticed by millert@

limit on OPEN_MAX, modeled after bgpd

ok msf@ hshoexer@ krw@ millert@

hook the descriptors into the main poll and such.
we're not doing anything with the reply we recive yet, tho.
mostly hacked on the Frankfurt->Montreal flight, as batteries and those
horrible air canada seats permitted...

should only be 255.  You would think they would be the same but you'd be
wrong.

ok millert@

ok henning@

ok deraadt@

disabled.  Magne Oestlyngen.

ok deraadt@

for now, one can set the addresses to listen on

default to one IPv4 wildcard and one IPv6 wildcard one.