Param(
    [string]$searchPath,
    [int]$daysToScan
)
$returnCode = Get-ChildItem -Recurse -Path $searchPath | Where-Object {$_.LastWriteTime -lt (Get-Date).AddDays(-$daysToScan)} | Measure-Object | %{$_.Count}
Write-Host "<prtg>"
Write-Host "<result>"
Write-Host "<channel>ReturnCode</channel>"
Write-Host "<value>" $returnCode "</value>"
Write-Host "</result>"
Write-Host "</prtg>"