anchor.diff:  
   :install_packer
   
  +if exist c:\go\bin goto :have_golang
   call cinst golang
   set PATH=%PATH%;c:\go\bin
  +:have_golang
   
   call cinst git
   where git
  
positive.code: cd /D %GOPATH%\bin
  for /f "tokens=1" %%i in ('dir /b builder* command* post* provision*') DO if exist packer-%%i del packer-%%i
  for /f "tokens=1" %%i in ('dir /b builder* command* post* provision*') DO ren %%i packer-%%i
  
  echo Downloading and compiling packer-post-processor-vagrant-vmware-ovf
  go get github.com/gosddc/packer-post-processor-vagrant-vmware-ovf
  
negative.code: :GOPATH_DONE
  
  
  if exist %GOPATH%\bin\packer.exe goto :packer_compiled
  echo Downloading and compiling packer
  go get github.com/mitchellh/packer
  cd /D %GOPATH%\src\github.com\mitchellh\packer
  