>>But, because all we have is the single binary which happens available
>>ULTRIX owner(s), and given technical difficulties (reverse engineering
>>to run the black box), I admit here it would be, ahh, a tough task.
>
> It's not that hopeless. The X Consortium has source code for an Xws
> server for the unaccelerated (cfb/sfb/mfb/3100) framebuffers.  
> So the Xws API itself is not a "black box".
>
> I ktrace'd an X-consortium server built under Ultrix on NetBSD's
> ultrix emulation, ktrace'd it, and more-or-less got the Xdec server
> working. (the input mapping needs reworking, but the rest is OK.)

Sounds cool.  It's the real strength of NetBSD kernel.  Let's have the
emulation.  When the resultant can handle accelerated TC cards, it'd
be a real win which could not be achieved by other ways. 

Tohru Nishimura
Nara Institute of Science and Technology