case GNUNET_MESSAGE_TYPE_MESH_MULTICAST:
mcast = (struct GNUNET_MESH_Multicast *) message;
t = retrieve_tunnel (h, ntohl (mcast->tid));
case GNUNET_MESSAGE_TYPE_MESH_MULTICAST:
mcast = (struct GNUNET_MESH_Multicast *) message;
t = retrieve_tunnel (h, ntohl (mcast->tid));