const runtime.pdWait

5 uses

	runtime (current package)
		netpoll.go#L67: 	pdWait  uintptr = 2
		netpoll.go#L530: 	r := atomic.Casuintptr((*uintptr)(gpp), pdWait, uintptr(unsafe.Pointer(gp)))
		netpoll.go#L560: 		if gpp.CompareAndSwap(pdNil, pdWait) {
		netpoll.go#L579: 	if old > pdWait {
		netpoll.go#L612: 			if old == pdWait {