GD_CROP_BLACK    1171 ext/gd/gd.c    	REGISTER_LONG_CONSTANT("IMG_CROP_BLACK", GD_CROP_BLACK, CONST_CS | CONST_PERSISTENT);
GD_CROP_BLACK    5073 ext/gd/gd.c    		case GD_CROP_BLACK:
GD_CROP_BLACK     133 ext/gd/libgd/gd_crop.c 		case GD_CROP_BLACK: