/* Assume pinstance has been initialized using gsapi_new_instance. */

   /* Assume pinstance has been initialized using gsapi_new_instance. */

   private static extern int gsapi_new_instance(ref System.IntPtr pinstance, System.IntPtr handle);

   Private Shared Function gsapi_new_instance(ByRef pinstance As System.IntPtr, ByVal handle As System.IntPtr) As Integer

    int retVal = gsapi_new_instance(ref pinstance, this.Handle);

    private static extern int gsapi_new_instance(ref System.IntPtr pinstance, System.IntPtr handle);

        int code = gsapi_new_instance(ref inst, IntPtr.Zero);