gdImageCreateFromXbm 2500 ext/gd/gd.c    	_php_image_create_from(INTERNAL_FUNCTION_PARAM_PASSTHRU, PHP_GDIMG_TYPE_XBM, "XBM", gdImageCreateFromXbm, NULL);
gdImageCreateFromXbm  402 ext/gd/libgd/gd.h gdImagePtr gdImageCreateFromXbm(FILE *fd);