ok millert jmc pedro

ok ho@ henning@

jmc@.

boots OpenBSD, linux-2.0.36 is dead, and I no longer do linux installs.
Try to give simpler instructions.
Some input by Tim Kornau.

being handmade in std).
spotted by jmc@, ok deraadt@

at the same time.
ok henning@

all sends fail. ok henning@

asking the privileged one to do it. sends back an imsg with the
resulting addresses in a bunch of struct sockaddr_storage in the data
part.
this should fix all remaining issues with dns (non-)availability at
ntpd startup, be it due to named on localhost or something else.
tested by marco@ and Chris Paul <chris.paul@sentinare.com>

ok millert miod pval, grumble deraadt

looping over the addresses returned by the dns lookup, as each address
is one new peer.
however, if the lookup fails with a temporary error, we will try to lookup
later again. for that, we obviously need to insert one peer with the
hostname in addr_head... change one for() loop into a do { } while() one

easier

FreeBSD's example, a '~' in an environment variable is replaced
with the user's homedir.  A '$' is replaced by the user's login
name.  Both can be escaped with a backslash to get the literal char.
OK deraadt@

ok todd@ miod@

ok deraadt@

- When malloc_abort==0 (MALLOC_OPTIONS=a), don't abort in wrterror().
fine deraadt@