References: runtime.sigSending

const runtime.sigSending

5 uses

	runtime (current package)
		sigqueue.go#L65: 	sigSending
		sigqueue.go#L104: 			if sig.state.CompareAndSwap(sigIdle, sigSending) {
		sigqueue.go#L107: 		case sigSending:
		sigqueue.go#L156: 			case sigSending:
		sigqueue.go#L157: 				if sig.state.CompareAndSwap(sigSending, sigIdle) {

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)