anchor.diff:    };
   
     dbus = buildGoPackage rec {
  -    rev = "88765d85c0fdadcd98a54e30694fa4e4f5b51133";
  +    rev = "a5942dec6340eb0d57f43f2003c190ce06e43dea";
       name = "dbus-${stdenv.lib.strings.substring 0 7 rev}";
       goPackagePath = "github.com/godbus/dbus";
  -    preBuild = ''
  -      cd "go/src/$goPackagePath"
  -      rm -r _examples
  -    '';
  +
  +    excludedPackages = "examples";
  +
       src = fetchFromGitHub {
         inherit rev;
         owner = "godbus";
         repo = "dbus";
  -      sha256 = "0k80wzdx8091y3012nd4giwgc08n1pj6lcr9i44dsapcjnb80jkn";
  +      sha256 = "1vk31wal7ncvjwvnb8q1myrkihv1np46f3q8dndi5k0csflbxxdf";
       };
     };
   
  
positive.code:     rev  = "2bf08f0edee49297358bd06a0c9bf44ba9051e9c";
      name = "hologram-${stdenv.lib.strings.substring 0 7 rev}";
      goPackagePath = "github.com/AdRoll/hologram";
      src = fetchFromGitHub {
        inherit rev;
        owner  = "copumpkin";
        repo   = "hologram";
        sha256 = "1ra6rdniqh3pi84fm29zam4irzv52a1dd2sppaqngk07f7rkkhi4";
      };
      buildInputs = [ crypto protobuf goamz rgbterm go-bindata go-homedir nmcclain.ldap g2s gox ];
    };
  
    http2 = buildGoPackage rec {
  
negative.code:       sha256 = "0p3s0pbn5x294qg2r0qgysb5wmspsvjxhccxh2hs6hc24dl6y93b";
      };
  
      propagatedBuildInputs = [ bolt crypto statik liner toml pat gollectd ];
    };
  
    eckardt.influxdb-go = buildGoPackage rec {
  