func runtime_Semrelease(s *uint32, handoff bool, skipframes int)

// See runtime/sema.go for documentation.
func runtime_notifyListAdd(l *notifyList) uint32

// See runtime/sema.go for documentation.
func runtime_notifyListWait(l *notifyList, t uint32)

// See runtime/sema.go for documentation.
func runtime_notifyListNotifyAll(l *notifyList)

// See runtime/sema.go for documentation.
func runtime_notifyListNotifyOne(l *notifyList)

//	for !condition() {
//	    c.Wait()
//	}
//	... make use of condition ...
//	c.L.Unlock()
func (c *Cond) Wait() {
	c.checker.check()
	t := runtime_notifyListAdd(&c.notify)
	c.L.Unlock()
	runtime_notifyListWait(&c.notify, t)
	c.L.Lock()
}

// Signal wakes one goroutine waiting on c, if there is any.
//
// It is allowed but not required for the caller to hold c.L
// during the call.
//

}

// notifyListWait waits for a notification. If one has been sent since
// notifyListAdd was called, it returns immediately. Otherwise, it blocks.
//
//go:linkname notifyListWait sync.runtime_notifyListWait
func notifyListWait(l *notifyList, t uint32) {
	lockWithRank(&l.lock, lockRankNotifyList)

	// Return right away if this ticket has already been notified.
	if less(t, l.notify) {
		unlock(&l.lock)