XBlackPixel      1457 magick/widget.c         XBlackPixel(display,window_info->screen));
XBlackPixel      1516 magick/widget.c           XBlackPixel(display,window_info->screen));
XBlackPixel      1569 magick/widget.c           XBlackPixel(display,window_info->screen));
XBlackPixel      9033 magick/xwindow.c   context_values.background=XBlackPixel(display,XDefaultScreen(display));