This synchronous function cancels the outstanding operation.
The actual implementation is server specific, but the server shall respond via the client's CancelComplete event handler.
Parameters
- cancelID
- OUT: The server-generated cancelID which was returned from the original method call.
Return Value
S_OK, S_FALSE, E_INVALIDARG, E_FAILTarget Platforms: Windows 7/8/10, Windows Server 2008/2012/2016, .NET 4.x