+/* standard typecasts */
+_EGL_DRIVER_STANDARD_TYPECASTS(egl_g3d)
+_EGL_DRIVER_TYPECAST(egl_g3d_image, _EGLImage, obj)
+
+#ifdef EGL_KHR_reusable_sync
+
+struct egl_g3d_sync {
+ _EGLSync base;
+
+ /* the mutex protects only the condvar, not the struct */
+ pipe_mutex mutex;
+ pipe_condvar condvar;
+
+ /* for fence sync */
+ struct pipe_fence_handle *fence;
+};
+_EGL_DRIVER_TYPECAST(egl_g3d_sync, _EGLSync, obj)
+
+#endif /* EGL_KHR_reusable_sync */
+
+#ifdef EGL_MESA_screen_surface
+