notes            = make(map[*note]*g)
	notesWithTimeout = make(map[*note]noteWithTimeout)
)

func noteclear(n *note) {
	n.key = note_cleared
}

func notewakeup(n *note) {
	// gp := getg()
	if n.key == note_woken {
		throw("notewakeup - double wakeup")
	}
	cleared := n.key == note_cleared
	n.key = note_woken
	if cleared {
		goready(notes[n], 1)
	}
}

func notesleep(n *note) {