> What I'm at a loss for is how to use patch to create a directory worth of files.
>   I need
> to add /usr/src/sys/rfs and /usr/src/sbin/mount_rfs to the system.  Is the best
> way to
> use patch for the delta, and a tar file for the new directories?

The traditional way to handle new files is as diffs against /dev/null
(see cvs diff -N).

Is server code available?  If not, it's less likely to keep working
over time as the rest of the system evolves..

					- Bill