pub unsafe extern "system" fn WsRegisterOperationForCancel(
context: *const WS_OPERATION_CONTEXT,
cancelcallback: WS_OPERATION_CANCEL_CALLBACK,
freestatecallback: WS_OPERATION_FREE_STATE_CALLBACK,
userstate: *const c_void,
error: *const WS_ERROR
) -> HRESULT
Expand description
Required features: "Win32_Networking_WindowsWebServices"