var runtime.sigNoteWrite

6 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#L101: 	closeonexec(sigNoteWrite)
		os_darwin.go#L107: 	setNonblock(sigNoteWrite)
		os_darwin.go#L113: 	write(uintptr(sigNoteWrite), unsafe.Pointer(&b), 1)