ip eller navn paa egen maskine

#include <iostream.h>
#include <winsock2.h>

int doit(int, char**)
{
    char ac[80];
    if (gethostname(ac, sizeof(ac)) == SOCKET_ERROR)
    {
        cerr << \"Error \" << WSAGetLastError() <<
                \" when getting local host name.\" << endl;
        return 1;
    }
    cout << \"Host name is \" << ac << \".\" << endl;

    struct hostent* phe = gethostbyname(ac);
    if (phe == 0) {
        cerr << \"Yow!  Bad host lookup.\" << endl;
        return 1;
    }
   
    for (int i = 0; phe->h_addr_list[i] != 0; ++i) {
        struct in_addr addr;
        memcpy(&addr, phe->h_addr_list[i], sizeof(struct in_addr));
        cout << \"Address \" << i << \": \" << inet_ntoa(addr) << endl;
    }
   
    return 0;
}


int main()
{
    int argc;
    char* argv[];
    WSAData wsaData;
    if (WSAStartup(MAKEWORD(1, 1), &wsaData) != 0)
    {
        return 255;
    }

    int retval = doit(argc, argv);

    WSACleanup();
    return retval;
}

ret evt \"char* argv[];\" til \"char** argv;\"

jeg har ikke testet det, men jeg fatter ideen... takker for det jpk