func init() {
	watchSignalLoop = loop
}

func loop() {
	for {
		process(syscall.Note(signal_recv()))
	}
}

const numSig = 256

func signum(sig os.Signal) int {
	switch sig := sig.(type) {
	case syscall.Note:
		n, ok := sigtab[sig]
		if !ok {
			n = len(sigtab) + 1
			if n > numSig {
				return -1
			}
			sigtab[sig] = n
		}
		return n
	default:
		return -1
	}
}

	for {
		process(syscall.Signal(signal_recv()))
	}
}

func init() {
	watchSignalLoop = loop
}

const (
	numSig = 65 // max across all systems
)

func signum(sig os.Signal) int {
	switch sig := sig.(type) {
	case syscall.Signal:
		i := int(sig)
		if i < 0 || i >= numSig {
			return -1
		}
		return i
	default:
		return -1
	}
}

func enableSignal(sig int) {

	"os"
	"sync"
)

var handlers struct {
	sync.Mutex
	// Map a channel to the signals that should be sent to it.
	m map[chan<- os.Signal]*handler
	// Map a signal to the number of channels receiving it.
	ref [numSig]int64
	// Map channels to signals while the channel is being stopped.
	// Not a map because entries live here only very briefly.
	// We need a separate container because we need m to correspond to ref

		if err != nil || !isValidName(name) || b64 == "" || len(sig) < 5 {
			return nil, errMalformedNote
		}
		hash := binary.BigEndian.Uint32(sig[0:4])
		sig = sig[4:]

		if numSig++; numSig > 100 {
			// Avoid spending forever parsing a note with many signatures.
			return nil, errMalformedNote
		}

		v, err := known.Verifier(name, hash)
		if _, ok := err.(*UnknownVerifierError); ok {

	podUID := types.UID("pod-uid")
	containerName := "container-name"
	numaID := int64(1)

	mockCtrl := gomock.NewController(t)
	defer mockCtrl.Finish()

	devs := []*podresourcesapi.ContainerDevices{
		{
			ResourceName: "resource",
			DeviceIds:    []string{"dev0", "dev1"},
			Topology:     &podresourcesapi.TopologyInfo{Nodes: []*podresourcesapi.NUMANode{{ID: numaID}}},
		},
	}

	cpus := []int64{12, 23, 30}

		if len(parts) != 3 || len(parts[0]) == 0 {
			continue
		}
		gid := string(parts[2])
		// Make sure it's numeric and not the same as primary GID.
		numGid, err := strconv.Atoi(gid)
		if err != nil || numGid == primaryGid {
			continue
		}

		groups = append(groups, gid)
	}

	return groups, nil
}

func listGroups(u *User) ([]string, error) {
	f, err := os.Open(groupFile)

	go println(42, true, false, true, 1.5, "world", (chan int)(nil), []int(nil), (map[string]int)(nil), (func())(nil), byte(255))
	for {
		numg := runtime.NumGoroutine()
		if numg > numg0 {
			if time.Now().After(deadline) {
				log.Fatalf("%d goroutines > initial %d after deadline", numg, numg0)
			}
			runtime.Gosched()
			continue
		}
		break
	}

		return reflect.Value{}, err
	}
	numIn := typ.NumIn()
	var dddType reflect.Type
	if typ.IsVariadic() {
		if len(args) < numIn-1 {
			return reflect.Value{}, fmt.Errorf("wrong number of args for %s: got %d want at least %d", name, len(args), numIn-1)
		}
		dddType = typ.In(numIn - 1).Elem()
	} else {
		if len(args) != numIn {

			continue
		}
		devicePluginMap := make(map[string]pluginapi.Device)
		for numaid, devlist := range allocateInfo.deviceIds {
			for _, devID := range devlist {
				var topology *pluginapi.TopologyInfo
				if numaid != nodeWithoutTopology {
					NUMANodes := []*pluginapi.NUMANode{{ID: numaid}}
					if pDev, ok := devicePluginMap[devID]; ok && pDev.Topology != nil {

	}
	typ := fun.Type()
	numIn := len(args)
	if !isMissing(final) {
		numIn++
	}
	numFixed := len(args)
	if typ.IsVariadic() {
		numFixed = typ.NumIn() - 1 // last arg is the variadic one.
		if numIn < numFixed {
			s.errorf("wrong number of args for %s: want at least %d got %d", name, typ.NumIn()-1, len(args))
		}
	} else if numIn != typ.NumIn() {