git-svn-id: https://svn.osgeo.org/grass/grass/trunk@32163 15284696-431f-4ddb-bdfa-cd5b030d7da7
@@ -55,6 +55,7 @@ void Nviz_init_render_window(struct render_window *rwin)
#elif defined(OPENGL_WINDOWS)
rwin->displayId = NULL;
rwin->contextId = NULL;
+ rwin->bitmapId = NULL;
#endif
}