var runtime.maskUpdatedChan

6 uses

	runtime (current package)
		signal_unix.go#L95: 	maskUpdatedChan chan struct{}
		signal_unix.go#L203: 		<-maskUpdatedChan
		signal_unix.go#L228: 		<-maskUpdatedChan
		signal_unix.go#L1062: 	if maskUpdatedChan != nil {
		signal_unix.go#L1065: 	maskUpdatedChan = make(chan struct{})
		signal_unix.go#L1096: 			maskUpdatedChan <- struct{}{}