UpdateRegionState 11479 magick/display.c       if ((state & UpdateRegionState) != 0)
UpdateRegionState 11549 magick/display.c           state&=(~UpdateRegionState);
UpdateRegionState 11605 magick/display.c             state|=UpdateRegionState;
UpdateRegionState 11761 magick/display.c                 state|=UpdateRegionState;