FILTER_VALIDATE_MAC   50 ext/filter/filter.c 	{ "validate_mac",    FILTER_VALIDATE_MAC,           php_filter_validate_mac    },
FILTER_VALIDATE_MAC  237 ext/filter/filter.c 	REGISTER_LONG_CONSTANT("FILTER_VALIDATE_MAC", FILTER_VALIDATE_MAC, CONST_CS | CONST_PERSISTENT);