This is the kind of thing that makes parsing META6.json hard

depends.json

{
  "depends" : {
        "build": {
            "requires": [
                "Distribution::Builder::MakeFromJSON",
                {
                    "from" : "bin",
                    "name" : {
                        "by-distro.name" : {
                            "macosx" : "python2.7-config",
                            "debian" : "python2.7-config",
                            "" : "python2-config"
                        }
                    }
                }
            ]
        },
        "runtime": {
            "requires": [
                "python2.7:from<native>"
            ]
        }
},
}