// uint64n is the no-bounds-checks version of Uint64N.
func (r *Rand) uint64n(n uint64) uint64 {
	if is32bit && uint64(uint32(n)) == n {
		return uint64(r.uint32n(uint32(n)))
	}
	if n&(n-1) == 0 { // n is power of two, can mask
		return r.Uint64() & (n - 1)
	}

	// Suppose we have a uint64 x uniform in the range [0,2⁶⁴)
	// and want to reduce it to the range [0,n) preserving exact uniformity.

	// Return off == ^uint32(0) ? 0 : f.datap.gofunc + uintptr(off), but without branches.
	// The compiler calculates mask on most architectures using conditional assignment.
	var mask uintptr
	if off == ^uint32(0) {
		mask = 1
	}
	mask--
	raw := base + uintptr(off)
	return unsafe.Pointer(raw & mask)
}

// step advances to the next pc, value pair in the encoded table.
//

      if ((radix & (radix - 1)) == 0) {
        // Radix is a power of two so we can avoid division.
        int shift = Integer.numberOfTrailingZeros(radix);
        int mask = radix - 1;
        do {
          buf[--i] = Character.forDigit(((int) x) & mask, radix);
          x >>>= shift;
        } while (x != 0);
      } else {
        // Separate off the last digit using unsigned division. That will leave

      if ((radix & (radix - 1)) == 0) {
        // Radix is a power of two so we can avoid division.
        int shift = Integer.numberOfTrailingZeros(radix);
        int mask = radix - 1;
        do {
          buf[--i] = Character.forDigit(((int) x) & mask, radix);
          x >>>= shift;
        } while (x != 0);
      } else {
        // Separate off the last digit using unsigned division. That will leave

		bitLengthOfMSW = _W
	}
	mask := Word((1 << bitLengthOfMSW) - 1)

	for {
		switch _W {
		case 32:
			for i := range z {
				z[i] = Word(rand.Uint32())
			}
		case 64:
			for i := range z {
				z[i] = Word(rand.Uint32()) | Word(rand.Uint32())<<32
			}
		default:
			panic("unknown word size")
		}
		z[len(limit)-1] &= mask
		if z.cmp(limit) < 0 {
			break
		}
	}

	var podIps []netip.Addr
	for _, configuredPodIPs := range addCmd.IPs {
		// net.ip is implicitly convertible to netip as slice
		ip, _ := netip.AddrFromSlice(configuredPodIPs.Address.IP)
		// We ignore the mask of the IPNet - it's fine if the IPNet defines
		// a block grant of addresses, we just need one for checking routes.
		podIps = append(podIps, ip)
	}

    private final int mask;

    SubSet(ImmutableMap<E, Integer> inputSet, int mask) {
      this.inputSet = inputSet;
      this.mask = mask;
    }

    @Override
    public Iterator<E> iterator() {
      return new UnmodifiableIterator<E>() {
        final ImmutableList<E> elements = inputSet.keySet().asList();
        int remainingSetBits = mask;

        @Override

}

func getproccount() int32 {
	var mask, sysmask uintptr
	ret := stdcall3(_GetProcessAffinityMask, currentProcess, uintptr(unsafe.Pointer(&mask)), uintptr(unsafe.Pointer(&sysmask)))
	if ret != 0 {
		n := 0
		maskbits := int(unsafe.Sizeof(mask) * 8)
		for i := 0; i < maskbits; i++ {
			if mask&(1<<uint(i)) != 0 {
				n++
			}
		}
		if n != 0 {
			return int32(n)
		}

}

func matchIPConstraint(ip net.IP, constraint *net.IPNet) (bool, error) {
	if len(ip) != len(constraint.IP) {
		return false, nil
	}

	for i := range ip {
		if mask := constraint.Mask[i]; ip[i]&mask != constraint.IP[i]&mask {
			return false, nil
		}
	}

	return true, nil
}

func matchDomainConstraint(domain, constraint string) (bool, error) {

	Quiesceowner [8]byte
	_            [38]byte
}

type EpollEvent struct {
	Events uint32
	_      int32
	Fd     int32
	Pad    int32
}

type InotifyEvent struct {
	Wd     int32
	Mask   uint32
	Cookie uint32
	Len    uint32
	Name   string
}

const (
	SizeofInotifyEvent = 0x10
)

type ConsMsg2 struct {
	Cm2Format       uint16
	Cm2R1           uint16