getanswer
ai = getanswer(res, buf, q->n, q->name, q->qtype, pai);
ai = getanswer(res, buf2, q2->n, q2->name, q2->qtype, pai);
static struct addrinfo *getanswer(res_state, const querybuf *, int,
hp = getanswer(buf, n, qbuf, T_PTR, res, info->hp, info->buf,
static struct hostent *getanswer(const querybuf *, int, const char *, int,
hp = getanswer(buf, n, name, type, res, info->hp, info->buf,