Listing env vars I currently set and their purpose (control panel applet settings variant)

env_var_win32_purpose.json

{
  "configuration": "env-vars", 
  "where-set": "Windows System Control Panel Applet", 
  "user-env": [
    {
      "key": "PYTHONPATH", 
      "value": "e:\test\mapnik-0.7.1\python\2.6\site-packages;C:\Dokumente und Einstellungen\username\Anwendungsdaten\Python26\lib\site-packages", 
      "purpose": "Enable per user install of mapnik bindings package"
    }, 
    {
      "key": "PATH", 
      "value": "", 
      "purpose": ""
    }
  ]
}