I removed all of the code in fake-sensors, I don't think Henning wants
all the credit for an empty file.

TODO: convert u_int_* types to uint_*

ensure we get HAVE_ defines set by autoconf

Well, support may be too concrete of a term. There is a lot that is
missing in OS X, and not everything can be implemented with portability
shims. The time APIs in OS X seem to have frozen with NeXTSTEP and never
advanced with POSIX.

This reworks a few of the common patches on Debian and Gentoo to be a
little nicer, and changes the patches to be per-fix rather than
per-file.

include naddy's patch for using the LOG_NTP syslog facility

EAI_NODATA has been made obsolete.
Properly detect MD5Init in -lmd

Remove dependency on libcrypto, include hash headers in a nicer way.

First attempt at building a new OpenNTPD portable project, based on the
latest OpenBSD source.