var runtime.sigNoteRead

5 uses

	runtime (current package)
		os_darwin.go#L79: var sigNoteRead, sigNoteWrite int32
		os_darwin.go#L92: 	if sigNoteRead != 0 || sigNoteWrite != 0 {
		os_darwin.go#L96: 	sigNoteRead, sigNoteWrite, errno = pipe()
		os_darwin.go#L100: 	closeonexec(sigNoteRead)
		os_darwin.go#L120: 	read(sigNoteRead, unsafe.Pointer(&b), 1)