anchor.diff:  cmd /c ""C:\Program Files\7-Zip\7z.exe" x "C:\Windows\Temp\windows.iso" -oC:\Windows\Temp\VMWare"
   cmd /c C:\Windows\Temp\VMWare\setup.exe /S /v"/qn REBOOT=R\"
   
  +rd /Q "C:\Windows\Temp\vmware-tools.tar"
  +rd /Q "C:\Windows\Temp\windows.iso"
  +rd /S /Q "C:\Windows\Temp\VMware"
   goto :done
   
   :virtualbox
  
positive.code: )
  
  if not exist "C:\Windows\Temp\VBoxGuestAdditions.iso" (
      powershell -Command "(New-Object System.Net.WebClient).DownloadFile('http://download.virtualbox.org/virtualbox/5.1.8/VBoxGuestAdditions_5.1.8.iso', 'C:\Windows\Temp\VBoxGuestAdditions.iso')" <NUL
  )
  
  cmd /c ""C:\Program Files\7-Zip\7z.exe" x C:\Windows\Temp\VBoxGuestAdditions.iso -oC:\Windows\Temp\virtualbox"
  cmd /c C:\Windows\Temp\virtualbox\VBoxWindowsAdditions.exe /S
  rd /S /Q "C:\Windows\Temp\virtualbox"
  goto :done
  
negative.code: )
  msiexec /qb /i C:\Windows\Temp\7z920-x64.msi
  
  if "%PACKER_BUILDER_TYPE%" equ "vmware-iso" goto :vmware
  if "%PACKER_BUILDER_TYPE%" equ "virtualbox-iso" goto :virtualbox
  if "%PACKER_BUILDER_TYPE%" equ "parallels-iso" goto :parallels
  goto :done
  
  :vmware
  
  