old_contents: {
    "targets": [
      {
        "target_name": "notificationstate",
        "sources": [ "lib/notificationstate-query.cc", "lib/notificationstate.cc" ],
        "include_dirs": [
          "<!(node -e \"require('nan')\")"
        ]
      }
    ]
  }
  
new_contents: {
    "targets": [
      {
        "target_name": "notificationstate",
        "include_dirs": [
          "<!(node -e \"require('nan')\")"
        ],
        "conditions": [
          ['OS=="win"', {
            "sources": [ "lib/notificationstate-query.cc", "lib/notificationstate.cc" ],
          }]
        ]
      }
    ]
  }
  
subject: Allow installation on non-windows