haddrlength
hlen = haddrlength(bp->bp_htype);
int hlen = haddrlength(hp->htype);
if (bcmp(host1->haddr, host2->haddr, haddrlength(host1->htype))) {
hal = haddrlength(htype); /* Get length of this address type */
if (bcmp(host1->haddr, host2->haddr, haddrlength(host1->htype))) {
hashcode = hash_HashFunction(hp->haddr, haddrlength(hp->htype));
haddrtoa(hp->haddr, haddrlength(hp->htype)));
bcopy(tmphaddr, hp->haddr, haddrlength(hp->htype));