var runtime.disableSigChan

4 uses

	runtime (current package)
		signal_unix.go#L93: 	disableSigChan  chan uint32
		signal_unix.go#L226: 		disableSigChan <- sig
		signal_unix.go#L954: 	disableSigChan = make(chan uint32)
		signal_unix.go#L978: 			case sig := <-disableSigChan: