void fddi_input(struct ifnet *, struct fddi_header *, struct mbuf *);
int fddi_output(struct ifnet *,
struct mbuf *, struct sockaddr *, struct rtentry *);
void fddi_input(struct ifnet *, struct fddi_header *, struct mbuf *);
int fddi_output(struct ifnet *,
struct mbuf *, struct sockaddr *, struct rtentry *);