lance_put
return lance_put(cookie, pkt, len) ? len : -1;
int lance_put(void *, void *, size_t);
len = lance_put(sc, LE_TBUFADDR(sc, bix), m);
len = lance_put(sc, LE_TBUFADDR(sc, bix), m);
int lance_put(struct lance_softc *, int, struct mbuf *);