header files

[Godfree]

I can't find the "gl.h" and "glx.h" files  on my pc. I assume that 
this has got something to do with openGL. Can someone please help me 
with this.

Regards

Godfree
Godfree Gert
Department of Medical Physics
University of the Orange Free State
P O Box 339
Bloemfontein
9301
Tel: +27 51 4053158