return;
static void wi_getval(iface, wreq)	char			*iface;	struct wi_req		*wreq;{	struct ifreq		ifr;	int			s;	bzero((char *)&ifr, sizeof(ifr));	strlcpy(ifr.ifr_name, iface, sizeof(ifr.ifr_name));	ifr.ifr_data = (caddr_t)wreq;	s = socket(AF_INET, SOCK_DGRAM, 0);	if (s == -1)		err(1, "socket");	if (ioctl(s, SIOCGWAVELAN, &ifr) == -1)		err(1, "SIOCGWAVELAN");	close(s);	return;}