741 	struct ifconf ifc;  local
771 	ifc.ifc_len = req_size;
772 	ifc.ifc_buf = req;
773 	if (myioctl(fd, SIOCGIFCONF, &ifc) < 0) {
783 	pifreq = ifc.ifc_req;
785 	for (i = ifc.ifc_len / sizeof (struct ifreq); i > 0; i--, pifreq++) {
2751 	struct ifconf ifc;  in get_ether_addr()  local
2767 	ifc.ifc_len = nif * sizeof (struct ifreq);  in get_ether_addr()
2768 	ifc.ifc_buf = (caddr_t)malloc(ifc.ifc_len);  in get_ether_addr()
2769 	if (ifc.ifc_buf == NULL) {  in get_ether_addr()
2772 	if (myioctl(ipfd, SIOCGIFCONF, &ifc) < 0) {  in get_ether_addr()
2774 		free(ifc.ifc_buf);  in get_ether_addr()
2778 	ifend = (struct ifreq *)(ifc.ifc_buf + ifc.ifc_len);  in get_ether_addr()
2779 	for (ifr = ifc.ifc_req; ifr < ifend; ++ifr) {  in get_ether_addr()
2814 		free(ifc.ifc_buf);  in get_ether_addr()
2825 		free(ifc.ifc_buf);  in get_ether_addr()
2845 	free(ifc.ifc_buf);  in get_ether_addr()