Construct an overlapped handle on an existing native handle.
basic_overlapped_handle( const executor_type & ex, const native_handle_type & native_handle);
This constructor creates an overlapped handle object to hold an existing native handle.
The I/O executor that the overlapped handle will use, by default, to dispatch handlers for any asynchronous operations performed on the overlapped handle.
The new underlying handle implementation.
Thrown on failure.