Reference clocks.

[Hal Murray]

esr at thyrsus.com said:
> The audio drivers are near the top of the list of things I'd like to remove.
> I strongly suspect they're both obsolete and broken, and they're surrounded
> ny a lot of poorly-documented cruft like tg.c that could stand to go. 

My vote would be to carry them along until we do the great refclock cleanup.

They are off to the side, so they aren't cluttering up any of the main line 
code.

I think IRIG is still widely used outside of NTP.  I think Susan was in touch 
with some of those people.

-- 
These are my opinions.  I hate spam.