c_g_dbus_connection_send_message

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
int function(GDBusConnection* connection, GDBusMessage* message, GDBusSendMessageFlags flags, uint* outSerial, GError** err) c_g_dbus_connection_send_message;

Meta