DATE_FORMAT_RFC3339_EXTENDED  862 ext/date/php_date.c 	REGISTER_STRING_CONSTANT("DATE_RFC3339_EXTENDED", DATE_FORMAT_RFC3339_EXTENDED, CONST_CS | CONST_PERSISTENT);
DATE_FORMAT_RFC3339_EXTENDED 2005 ext/date/php_date.c 	REGISTER_DATE_CLASS_CONST_STRING("RFC3339_EXTENDED", DATE_FORMAT_RFC3339_EXTENDED);