Delete the specified process-wide thread-local key.
Delete the specified thread-specific key. Return 0 on success, and a non-zero value otherwise. Note that deleting a key does not delete any data that is currently associated with the key in the calling thread or any other thread.
0 on success, and a non-zero value otherwise
| Name | Description |
|---|---|
| key | process-wide thread-local key to delete |