if (!flag_exp) {
if (flag_exp < 2) {
static int iface_info(void){    if (skfd < 0) {	if ((skfd = sockets_open(0)) < 0) {	    perror("socket");	    exit(1);	}	printf(_("Kernel Interface table\n"));    }    if (!flag_exp) {	ife_short = 1;	printf(_("Iface   MTU Met    RX-OK RX-ERR RX-DRP RX-OVR    TX-OK TX-ERR TX-DRP TX-OVR Flg\n"));    }    if (for_all_interfaces(do_if_print, &flag_all) < 0) {	perror(_("missing interface information"));	exit(1);    }    if (flag_cnt)	free_interface_list();    else {	close(skfd);	skfd = -1;    }    return 0;}