implementation when it's not found. SO_TIMESTAMP was added in CVS rev 1.85
by henning@.

Thanks to pbhenson for noticing this.

This is used to ensure that the time is written to the RTC when it is
synced. Problem noticed and patched by Christian Weisgerber.

This could come back some other time, for now its just an arbitrary
difference with upstream.

Make a copy of __progname on start to avoid setproctitle clobbering it
later. Check if the OS supports __progname and emulate if unavailable.
- from OpenSSH.
Thanks to Paul B. Henson for reporting the setproctitle emulation issue
and Jonas 'Sortie' Termansen for suggesting __progname emulation.

update manpage and add more fatal logging

Allow overriding the user and the config file paths for ntpd.
This also adds back --privsep-path from OpenNTPD, which really only
changes the installation instructions from 'make install', since ntpd
always uses the home directory of the ntpd user.
This borrows from the Darren's portable OpenNTPD and from OpenSSL, add
credits and a license.

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