Symbol: if_nulltransmit
sys/net/if.c
1071
ifp->if_transmit == if_nulltransmit;
sys/net/if.c
1208
ifp->if_transmit = if_nulltransmit;
sys/net/if.c
809
if (ifp->if_transmit == NULL || ifp->if_transmit == if_nulltransmit)
sys/net/if.h
1275
int if_nulltransmit(struct ifnet *, struct mbuf *);