pub unsafe extern "C" fn g_dbus_object_manager_get_interface(
manager: *mut GDBusObjectManager,
object_path: *const c_char,
interface_name: *const c_char,
) -> *mut GDBusInterface
pub unsafe extern "C" fn g_dbus_object_manager_get_interface(
manager: *mut GDBusObjectManager,
object_path: *const c_char,
interface_name: *const c_char,
) -> *mut GDBusInterface