pub unsafe extern "C" fn g_dbus_message_new_method_error(
method_call_message: *mut GDBusMessage,
error_name: *const c_char,
error_message_format: *const c_char,
...
) -> *mut GDBusMessage
pub unsafe extern "C" fn g_dbus_message_new_method_error(
method_call_message: *mut GDBusMessage,
error_name: *const c_char,
error_message_format: *const c_char,
...
) -> *mut GDBusMessage