Problems using Opengl

[Aaron J Reichow]

>     from _opengl import *
> ImportError: /usr/X11R6/lib/libMesaGL.so.3: undefined symbol:
> XFreePixmap
> 
> Mesa was installed as a rpm package and didn't give me any troubles. So
> I don't understand what happens.

I had the very same problem, but did not look into why, as it wasn't a
priority.  But I know Mesa is working, and must be installed somewhat
properly, as Q2 and Q3 work like a charm.

Aaron