#endif
+extern int
+QueryFBConfig(Display *dpy, int screen);
+
extern int
QueryPbuffers(Display *dpy, int screen);
ChooseFBConfig(Display *dpy, int screen, const int attribs[], int *nConfigs);
+extern FBCONFIG *
+GetAllFBConfigs(Display *dpy, int screen, int *nConfigs);
+
+
extern XVisualInfo *
GetVisualFromFBConfig(Display *dpy, int screen, FBCONFIG config);
+extern GLXContext
+CreateContext(Display *dpy, int screen, FBCONFIG config);
+
+
+extern void
+DestroyContext(Display *dpy, GLXContext ctx);
+
+
extern PBUFFER
CreatePbuffer(Display *dpy, int screen, FBCONFIG config,
int width, int height, Bool preserve, Bool largest);