ifaddr

type ifaddr = record

  ifa_addr: sockaddr;

  ifa_ifu: record

    case LongInt of

      0: (

          ifu_broadaddr: sockaddr;

        );

      1: (

          ifu_dstaddr: sockaddr;

        );

  end;

  ifa_ifp: Pointer;

  ifa_next: Pifaddr;

end;