INADDRSZ
as->as.hostnamadr.addrlen != INADDRSZ) ||
as->as.hostnamadr.addrlen = INADDRSZ;
memcpy(dst, tmp, INADDRSZ);
if (ch == '.' && ((tp + INADDRSZ) <= endp) &&
tp += INADDRSZ;
u_char tmp[INADDRSZ], *tp;