[quake2] Quake2 stencil shadows..

[Vincent S. Cojot]

> In reply to Jamie Wilkinson
>
> 	Just plain recompiled it and get this:
> 	(Linux)
>
> ------- Loading ref_sdlgl.so -------
> LoadLibrary("ref_sdlgl.so") failed: ./ref_sdlgl.so: undefined symbol:
> have_stencil


Oooops... Forgot about sdlgl.
Edit src/linux/rw_sdl.c and close to the top, add this:

qboolean have_stencil = false;

(see gl_glx.c for example).

Brendan, if you fix it by yourself before I can send a patch tonight, please
also fix src/solaris/rw_sdl.c

That should fix it, I guess..

Vincent