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An
          windows::overlapped_handle
          is always the lowest layer.
        
typedef overlapped_handle lowest_layer_type;
| Name | Description | 
|---|---|
| The type of the executor associated with the object. | |
| An overlapped_handle is always the lowest layer. | |
| The native representation of a handle. | 
| Name | Description | 
|---|---|
| Assign an existing native handle to the handle. | |
| Cancel all asynchronous operations associated with the handle. | |
| Close the handle. | |
| Get the executor associated with the object. | |
| (Deprecated: Use get_executor().) Get the io_context associated with the object. | |
| (Deprecated: Use get_executor().) Get the io_context associated with the object. | |
| Determine whether the handle is open. | |
| Get a reference to the lowest layer. Get a const reference to the lowest layer. | |
| Get the native handle representation. | |
| Move-assign an overlapped_handle from another. | |
| Construct an overlapped_handle without opening it. Construct an overlapped_handle on an existing native handle. Move-construct an overlapped_handle from another. | 
| Name | Description | 
|---|---|
| Protected destructor to prevent deletion through this type. | 
          The windows::overlapped_handle
          class provides the ability to wrap a Windows handle. The underlying object
          referred to by the handle must support overlapped I/O.
        
Distinct objects: Safe.
Shared objects: Unsafe.
          Header: boost/asio/windows/overlapped_handle.hpp
        
          Convenience header: boost/asio.hpp