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

int can_resolve_host (const char *host)
{
    struct hostent *h = NULL;
    h = gethostbyname (host);
   
    if (h == NULL)
    {
           return -1;
    }
    else
    {
        return 0;
    }
}

int main(int argc, char **argv)
{
    if (can_resolve_host ("google.com") == -1)
    {
        printf ("Failed to reach google.com\n");
    }
    else
    {
        printf ("Successfully reached google.com\n");   
    }
   
    return 0;
}