public ClosableSafeHandle MakeUnclosable()
{
ClosableSafeHandle bk = rent;
rent = null;
return(bk);
}
/// <summary>
/// Creates a new CloseSafeHandle.
/// </summary>
/// <param name="preexistingHandle">An IntPtr object that represents the pre-existing handle to use.</param>
/// <param name="ownsHandle"><c>true</c> to reliably release the handle during the finalization phase; <c>false</c> to prevent reliable release.</param>
public MyUnclosableSafeHandle(IntPtr preexistingHandle, bool ownsHandle)
: base(new IntPtr(-1), ownsHandle)
{
this.rent = new ClosableSafeHandle(preexistingHandle, ownsHandle);
SetHandle(preexistingHandle);
}