DATE_FORMAT_RFC1123  505 ext/date/php_date.c 	REGISTER_STRING_CONSTANT("DATE_RFC1123", DATE_FORMAT_RFC1123, CONST_CS | CONST_PERSISTENT);
DATE_FORMAT_RFC1123  513 ext/date/php_date.c 	REGISTER_STRING_CONSTANT("DATE_RSS",     DATE_FORMAT_RFC1123, CONST_CS | CONST_PERSISTENT);
DATE_FORMAT_RFC1123 1508 ext/date/php_date.c 	REGISTER_DATE_CLASS_CONST_STRING("RFC1123", DATE_FORMAT_RFC1123);
DATE_FORMAT_RFC1123 1511 ext/date/php_date.c 	REGISTER_DATE_CLASS_CONST_STRING("RSS",     DATE_FORMAT_RFC1123);