--- a/src/devices/wifi/wifi-net-device.cc Thu Apr 10 11:11:34 2008 -0700 +++ b/src/devices/wifi/wifi-net-device.cc Thu Apr 10 11:11:55 2008 -0700 @@ -31,6 +31,8 @@ namespace ns3 { +NS_OBJECT_ENSURE_REGISTERED (WifiNetDevice); + TypeId WifiNetDevice::GetTypeId (void) {