XCheckWindowEvent 3603 magick/display.c             while (XCheckWindowEvent(display,window,KeyPressMask,&event)) ;
XCheckWindowEvent 9885 magick/display.c             while (XCheckWindowEvent(display,window,KeyPressMask,&event)) ;
XCheckWindowEvent 3019 magick/widget.c           (void) XCheckWindowEvent(display,windows->widget.id,LeaveWindowMask,