const char *af_name(int af);
void udp_sock_experienced(struct log_if *lg, struct udpcommon *uc,
struct udpsocks *socks, struct udpsock *us,
const char *af_name(int af);
void udp_sock_experienced(struct log_if *lg, struct udpcommon *uc,
struct udpsocks *socks, struct udpsock *us,