interface_status
ifi->linkstat = interface_status(ifi->name);
if (interface_status(ifi->name) == 0) {
while (!(ifi->linkstat = interface_status(ifi->name))) {
int interface_status(char *);
ifi->linkstat = interface_status(ifi->name);
if ((!interface_status(ifi->name)) ||
ifinfo->active = interface_status(ifinfo);
interface_status(ifinfo);
extern int interface_status(struct ifinfo*);