PQTRANS_UNKNOWN   109 ext/pdo_pgsql/php_pdo_pgsql_int.h 	PGSQL_TRANSACTION_UNKNOWN = PQTRANS_UNKNOWN
PQTRANS_UNKNOWN  1146 ext/pgsql/pgsql.c 	REGISTER_LONG_CONSTANT("PGSQL_TRANSACTION_UNKNOWN", PQTRANS_UNKNOWN, CONST_CS | CONST_PERSISTENT);