void _dbus_connection_unlock (DBusConnection *connection);
DBusConnection * _dbus_connection_ref_unlocked (DBusConnection *connection);
void _dbus_connection_unref_unlocked (DBusConnection *connection);
void _dbus_connection_unlock (DBusConnection *connection);
DBusConnection * _dbus_connection_ref_unlocked (DBusConnection *connection);
void _dbus_connection_unref_unlocked (DBusConnection *connection);