/* TEST BUG PROGRAM
 *
 * Compile 
 * gcc -o getifaddrs getifaddrs.c
 *
 * Testing
 * with up and down ppp* interfaces run ./getifaddrs
 * 
 * Author: Klimov Denis aka zver 
 * email: kliden <at> km.ru
 * 23/03/2007 
 *
 * P.S. some problem info about this bug you may read 
 * http://www.mail-archive.com/debian-glibc@lists.debian.org/msg32785.html
 */

#include <stdio.h>
#include <stdlib.h>

#include <sys/types.h>
#include <sys/socket.h>
#include <ifaddrs.h>

int main()
{
struct ifaddrs *ifap = NULL;
int rez = getifaddrs(&ifap);
int st=1;
if (rez==0 && ifap!=NULL)
	{
	do
		{
		if (st==1)
			st=0;
			else
			ifap=(*ifap).ifa_next;
		if (ifap->ifa_addr->sa_family == AF_INET)
                	{
			printf("Interface name: %s \n",(*ifap).ifa_name);
			}
                }
	while  ((*ifap).ifa_next!=NULL);
	}
return 0;
}