XBlackPixel      1437 magick/widget.c         XBlackPixel(display,window_info->screen));
XBlackPixel      1496 magick/widget.c           XBlackPixel(display,window_info->screen));
XBlackPixel      1549 magick/widget.c           XBlackPixel(display,window_info->screen));
XBlackPixel      9164 magick/xwindow.c   context_values.background=XBlackPixel(display,XDefaultScreen(display));