Function gio_2_0_sys::g_socket_send_messages

pub unsafe extern "C" fn g_socket_send_messages(
    socket: *mut GSocket, 
    messages: *mut GOutputMessage, 
    num_messages: guint, 
    flags: gint, 
    cancellable: *mut GCancellable, 
    error: *mut *mut GError
) -> gint