}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

	// Identify the version of GNU headers.
	var is1x0 bool
	major, minor := hdr.PAXRecords[paxGNUSparseMajor], hdr.PAXRecords[paxGNUSparseMinor]
	switch {
	case major == "0" && (minor == "0" || minor == "1"):
		is1x0 = false
	case major == "1" && minor == "0":
		is1x0 = true
	case major != "" || minor != "":
		return nil, nil // Unknown GNU sparse PAX version
	case hdr.PAXRecords[paxGNUSparseMap] != "":

			di.DrivePath = info.MountPath
			di.TotalSpace = info.Total
			di.UsedSpace = info.Used
			di.AvailableSpace = info.Free
			di.UUID = info.ID
			di.Major = info.Major
			di.Minor = info.Minor
			di.RootDisk = info.RootDisk
			di.Healing = info.Healing
			di.Scanning = info.Scanning
			di.State = diskErrToDriveState(err)
			di.FreeInodes = info.FreeInodes
			di.UsedInodes = info.UsedInodes

	}
}

func needApproval(filename string) bool {
	name := filepath.Base(filename)
	if name == "go1.txt" {
		return false
	}
	minor := strings.TrimSuffix(strings.TrimPrefix(name, "go1."), ".txt")
	n, err := strconv.Atoi(minor)
	if err != nil {
		log.Fatalf("unexpected api file: %v", name)
	}
	return n >= 19 // started tracking approvals in Go 1.19
}

	}
	if iosVer == "" || buildVer == "" {
		return "", errors.New("failed to parse ideviceinfo output")
	}
	verSplit := strings.Split(iosVer, ".")
	if len(verSplit) > 2 {
		// Developer images are specific to major.minor ios version.
		// Cut off the patch version.
		iosVer = strings.Join(verSplit[:2], ".")
	}
	sdkBase := "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport"

	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

	atoi := func(s string) int {
		x, err := strconv.Atoi(s)
		if err != nil && parseError == nil {
			parseError = err
		}
		return x
	}
	var major, minor, patch int
	major = atoi(string(matches[1]))
	if len(matches[2]) > 0 {
		minor = atoi(string(matches[2][1:]))
	}
	if len(matches[3]) > 0 {
		patch = atoi(string(matches[3][1:]))
	}
	if parseError != nil {

	buf, major, minor, err := checkXL2V1(buf)
	if err != nil {
		return fmt.Errorf("xlMetaV2.Load %w", err)
	}
	var allMeta []byte
	switch major {
	case 1:
		switch minor {
		case 0:
			allMeta = buf
		case 1, 2:
			v, buf, err := msgp.ReadBytesZC(buf)
			if err != nil {
				return fmt.Errorf("xlMetaV2.Load version(%d), bufLen(%d) %w", minor, len(buf), err)
			}
			if minor >= 2 {

	info.Files = uint64(lpTotalNumberOfClusters)
	info.Ffree = uint64(lpNumberOfFreeClusters)

	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")