735 	struct ifconf ifc;  local
765 	ifc.ifc_len = req_size;
766 	ifc.ifc_buf = req;
767 	if (myioctl(fd, SIOCGIFCONF, &ifc) < 0) {
777 	pifreq = ifc.ifc_req;
779 	for (i = ifc.ifc_len / sizeof (struct ifreq); i > 0; i--, pifreq++) {
2692 	struct ifconf ifc;  in get_ether_addr()  local
2708 	ifc.ifc_len = nif * sizeof (struct ifreq);  in get_ether_addr()
2709 	ifc.ifc_buf = (caddr_t)malloc(ifc.ifc_len);  in get_ether_addr()
2710 	if (ifc.ifc_buf == NULL) {  in get_ether_addr()
2713 	if (myioctl(ipfd, SIOCGIFCONF, &ifc) < 0) {  in get_ether_addr()
2715 		free(ifc.ifc_buf);  in get_ether_addr()
2719 	ifend = (struct ifreq *)(ifc.ifc_buf + ifc.ifc_len);  in get_ether_addr()
2720 	for (ifr = ifc.ifc_req; ifr < ifend; ++ifr) {  in get_ether_addr()
2755 		free(ifc.ifc_buf);  in get_ether_addr()
2766 		free(ifc.ifc_buf);  in get_ether_addr()
2786 	free(ifc.ifc_buf);  in get_ether_addr()