#endif
/* Forward declarations to avoid inclusion of GL/glx.h */
+#ifndef GLX_H
struct _XDisplay;
struct __GLXcontextRec;
+#endif
/* Forward declarations to avoid inclusion of EGL/egl.h */
+#ifndef __egl_h_
typedef void *EGLDisplay;
typedef void *EGLContext;
+#endif
/** Returned error codes. */
enum {