Function dns_res_copy

resolve.c:2119–2134

struct dns_node *dns_res_copy(struct dns_node *s)
{
	struct dns_node *d;

	d = dns_node_copy(s);
	if (d==NULL)
		return 0;
	if (s->kids) {
		d->kids = dns_node_copy(s->kids);
		if (d->kids==NULL) {
			shm_free(d);
			return 0;
		}
	}
	return d;
}