bison -y -p zend -v -d
/Users/george/src/php5-200304100130/Zend/zend_language_parser.y -o
Zend/zend_language_parser.c
/Users/george/src/php5-200304100130/Zend/zend_language_parser.y:934:
symbol T_NAMESPACE_NAME is used, but is not defined as a token and has
no rules
make: *** [Zend/zend_language_parser.c] Error 1
