||3dfx does not seem to get much attention on Gentoo so I would be very
||interested in the answer to this as well. The only way I have been able
||to do this on Redhat, Debian and Gentoo is to follow the instructions on
||They have a very good compilation and debugging guide. Trouble is you
||end up working outside the packaging system. The problem that I usually
||had was that mesa's libgl would not be accelerated. You have to use the
||one that get built with XFree86. Good luck.