public static extern int RasGetConnectStatus(int hrasconn, ref RASCONNSTATUS lprasconnstatus);

   struct RASCONNSTATUS

Structure RASCONNSTATUS

public static extern int RasGetConnectStatus(IntPtr hrasconn, ref RASCONNSTATUS lprasconnstatus);

    internal struct RASCONNSTATUS

    public static RASCONNSTATUS GetConnectStatus(IntPtr hrasconn)

        RASCONNSTATUS status = new RASCONNSTATUS();