[Cmake] Re: CMake always links X11 OpenGL on MacOS X

[Brad King]

Eric Wing wrote:
> Hi, out of curiosity, what is the AGL
> library/Framework for? GLU seems to be included with
> the OpenGL Framework. I've never needed to link to AGL
> in any of my OpenGL programs.

GLU was never meant to be included in ${OPENGL_LIBRARIES}, but at some 
point it got in there by accident and was not noticed.  We are looking 
at re-writing this module altogether to account for the recent bug reports.

-Brad