> But typically sd1c will have fstype unused, not 4.2BSD, and thus you
> can't mount it.

That hasn't been my experience.  I haven't looked at why, but I have no
trouble mounting RAW_PART as ffs even when its type isn't 4.2BSD.

/~\ The ASCII				der Mouse
\ / Ribbon Campaign
 X  Against HTML	       mouse@rodents.montreal.qc.ca
/ \ Email!	     7D C8 61 52 5D E7 2D 39  4E F1 31 3E E8 B3 27 4B