FILTER_VALIDATE_EMAIL   48 ext/filter/filter.c 	{ "validate_email",  FILTER_VALIDATE_EMAIL,         php_filter_validate_email  },
FILTER_VALIDATE_EMAIL  235 ext/filter/filter.c 	REGISTER_LONG_CONSTANT("FILTER_VALIDATE_EMAIL", FILTER_VALIDATE_EMAIL, CONST_CS | CONST_PERSISTENT);