{
#if TARGET_HOST_POSIX_X11
- glXDestroyContext( fgDisplay.Display, window->Window.Context );
+ if( window->Window.Context )
+ glXDestroyContext( fgDisplay.Display, window->Window.Context );
XFree( window->Window.FBConfig );
XDestroyWindow( fgDisplay.Display, window->Window.Handle );
/* XFlush( fgDisplay.Display ); */ /* XXX Shouldn't need this */