ni_reply_fqdn
struct ni_reply_fqdn *fqdn;
replylen += offsetof(struct ni_reply_fqdn, ni_fqdn_namelen);
replylen += offsetof(struct ni_reply_fqdn, ni_fqdn_namelen);
fqdn = (struct ni_reply_fqdn *)(mtod(n, caddr_t) +