Function gio_sys::g_dbus_connection_send_message

pub unsafe extern "C" fn g_dbus_connection_send_message(
    connection: *mut GDBusConnection, 
    message: *mut GDBusMessage, 
    flags: GDBusSendMessageFlags, 
    out_serial: *mut Volatile<u32>, 
    error: *mut *mut GError
) -> gboolean