pub unsafe extern "C" fn g_dbus_connection_flush_finish(
connection: *mut GDBusConnection,
res: *mut GAsyncResult,
error: *mut *mut GError,
) -> gboolean
pub unsafe extern "C" fn g_dbus_connection_flush_finish(
connection: *mut GDBusConnection,
res: *mut GAsyncResult,
error: *mut *mut GError,
) -> gboolean