A general-purpose interface for handles that can be released
by calling close(). Used by GcFinalizer to return cancellation
handles, and intended for thread callback handles, coroutine
scheduler handles, and similar patterns.
A general-purpose interface for handles that can be released
by calling close(). Used by GcFinalizer to return cancellation
handles, and intended for thread callback handles, coroutine
scheduler handles, and similar patterns.