> I don't really know how it's done in svr4, so I describe here what
> i've done.  I my implementation, i expanded the default files to
> contain an optional subclass to be able to give more classes of
> defaults to one prog.

I believe that if NetBSD is going to support this feature, it should
use the established Xenix/Svr4 API.  No need to re-invent an
incompatible interface.

	--jtc