pub unsafe extern "C" fn g_socket_send_message_with_timeout(
    socket: *mut GSocket,
    address: *mut GSocketAddress,
    vectors: *const GOutputVector,
    num_vectors: c_int,
    messages: *mut *mut GSocketControlMessage,
    num_messages: c_int,
    flags: c_int,
    timeout_us: i64,
    bytes_written: *mut size_t,
    cancellable: *mut GCancellable,
    error: *mut *mut GError
) -> GPollableReturn
Available on crate feature v2_60 only.