int php_pq_types_to_array(HashTable *ht, Oid **types TSRMLS_DC);
int php_pq_params_to_array(HashTable *ht, char ***params, HashTable *zdtor TSRMLS_DC);
int php_pq_types_to_array(HashTable *ht, Oid **types TSRMLS_DC);
int php_pq_params_to_array(HashTable *ht, char ***params, HashTable *zdtor TSRMLS_DC);