const runtime.sigFixup

4 uses

	runtime (current package)
		sigqueue.go#L66: 	sigFixup
		sigqueue.go#L120: 		case sigFixup:
		sigqueue.go#L138: 	if atomic.Cas(&sig.state, sigReceiving, sigFixup) {
		sigqueue.go#L170: 					if !atomic.Cas(&sig.state, sigFixup, sigIdle) {