GLXContext         16 src/runtime/linux_opengl_context.cpp extern GLXContext glXCreateNewContext(void *, void *, int, void *, int);
GLXContext         21 src/runtime/linux_opengl_context.cpp extern GLXContext glXGetCurrentContext();
GLXContext         34 src/runtime/linux_opengl_context.cpp typedef GLXContext (*glXCreateContextAttribsARBProc)(Display*, GLXFBConfig, GLXContext, Bool, const int*);