Cancel the event referred to by handle and release the handle.
Cancel the event having the specified handle and release the handle. Return 0 on successful cancellation, and a non-zero value if the handle is invalid or if the event has already been dispatched or canceled. Note that handle is released whether this call is successful or not.
0 on successful cancellation, and a non-zero value otherwise
| Name | Description |
|---|---|
| handle | event handle to cancel and release |