pub unsafe extern "C" fn g_dbus_message_new_method_error_literal(
method_call_message: *mut GDBusMessage,
error_name: *const c_char,
error_message: *const c_char,
) -> *mut GDBusMessage
pub unsafe extern "C" fn g_dbus_message_new_method_error_literal(
method_call_message: *mut GDBusMessage,
error_name: *const c_char,
error_message: *const c_char,
) -> *mut GDBusMessage