}

func enableSignal(sig int) {
	signal_enable(uint32(sig))
}

func disableSignal(sig int) {
	signal_disable(uint32(sig))
}

func ignoreSignal(sig int) {
	signal_ignore(uint32(sig))
}

func signalIgnored(sig int) bool {
	return signal_ignored(uint32(sig))

}

func enableSignal(sig int) {
	signal_enable(uint32(sig))
}

func disableSignal(sig int) {
	signal_disable(uint32(sig))
}

func ignoreSignal(sig int) {
	signal_ignore(uint32(sig))
}

func signalIgnored(sig int) bool {
	return signal_ignored(uint32(sig))

func signal_disable(s uint32) {
}

// Must only be called from a single goroutine at a time.
//
//go:linkname signal_ignore os/signal.signal_ignore
func signal_ignore(s uint32) {
}

//go:linkname signal_ignored os/signal.signal_ignored
func signal_ignored(s uint32) bool {
	return false

//go:nosplit
func sigInitIgnored(s uint32) {
	i := sig.ignored[s/32]
	i |= 1 << (s & 31)
	atomic.Store(&sig.ignored[s/32], i)
}

// Checked by signal handlers.
//
//go:linkname signal_ignored os/signal.signal_ignored
func signal_ignored(s uint32) bool {
	i := atomic.Load(&sig.ignored[s/32])
	return i&(1<<(s&31)) != 0

// implement profiling at a rate of hz.
// No changes required on Unix systems when using setitimer.
func setThreadCPUProfilerHz(hz int32) {
	getg().m.profilehz = hz
}

func sigpipe() {
	if signal_ignored(_SIGPIPE) || sigsend(_SIGPIPE) {
		return
	}
	dieFromSignal(_SIGPIPE)
}

// doSigPreempt handles a preemption signal on gp.
func doSigPreempt(gp *g, ctxt *sigctxt) {

func Ignore(sig ...os.Signal) {
	cancel(sig, ignoreSignal)
}

// Ignored reports whether sig is currently ignored.
func Ignored(sig os.Signal) bool {
	sn := signum(sig)
	return sn >= 0 && signalIgnored(sn)
}

var (
	// watchSignalLoopOnce guards calling the conditionally
	// initialized watchSignalLoop. If watchSignalLoop is non-nil,
	// it will be run in a goroutine lazily once Notify is invoked.