In some mail I received from Perry E. Metzger, sie wrote
> 
> 
> Darren Reed writes:
> > > The answer is "yes". The trick is to use disklabel to use unused BSD
> > > label partitions to point at the physical sectors of the disk
> > > corresponding to the other OS's MBR partition, and to then set the
> > > type of that partition appropriately.
> > 
> > Eeeek.  This is more messing around than I want to do and given they're
> > already all setup.  I think I'll leave it alone.  Might I suggest that
> > this is is one of those things that would be real nice to see changed so
> > you don't need to mess around (on PC's)...
> 
> Thats on the "To Do" list, yes. Help is of course solicited in
> implementation!

Well, I'm not at all familiar with that part of the kernel, but if someone
can hand on some pointers, I'm willing to help with some of it.

Darren