PDO_ERR_SYNTAX   1495 ext/pdo/pdo_dbh.c 	REGISTER_PDO_CLASS_CONST_LONG("ERR_SYNTAX", 		(long)PDO_ERR_SYNTAX);
PDO_ERR_SYNTAX     58 ext/pdo_firebird/firebird_driver.c 			*error_code = PDO_ERR_SYNTAX;