GLUCALLBACKTYPE    32 librender/opengl/Renderer_ogl.h # define GLUCALLBACKTYPE GLvoid (*)()
GLUCALLBACKTYPE    34 librender/opengl/Renderer_ogl.h # define GLUCALLBACKTYPE GLvoid (*)(...)
GLUCALLBACKTYPE    37 librender/opengl/Renderer_ogl.h # define GLUCALLBACKTYPE void (*)()