anchor.diff:    };
   
     netlink = buildFromGitHub {
  -    rev = "7ec36826870685e65907935a6a8848f10a30eeaf";
  +    rev = "f9bc7a684edbe780a09b87689db6cb1706bf327f";
       owner  = "vishvananda";
       repo   = "netlink";
  -    sha256 = "01n9vhn9dzhal2i3r47giq5hwfzznv611xk3ssavgapg9l5y2llq";
  -    date = "2016-05-03";
  +    sha256 = "19bih3rr9ah74givggjd1n72nmhazl9yl7zz5ad0kd5hvkhh2lic";
  +    date = "2016-05-13";
  +    propagatedBuildInputs = [
  +      netns
  +    ];
  +  };
  +
  +  netns = buildFromGitHub {
  +    rev = "8ba1072b58e0c2a240eb5f6120165c7776c3e7b8";
  +    owner  = "vishvananda";
  +    repo   = "netns";
  +    sha256 = "05r4qri45ngm40kp9qdbyqrs15gx7swjj27bmc7i04wg9yd65j95";
  +    date = "2016-04-30";
     };
   
     nomad = buildFromGitHub {
  
positive.code:   };
  
    memberlist = buildFromGitHub {
      date = "2016-03-28";
      rev = "88ac4de0d1a0ca6def284b571342db3b777a4c37";
      owner = "hashicorp";
      repo = "memberlist";
      sha256 = "0pwd52ypmq8fp7qbafsc4ll0008wwwx62xx086fzs6dirq3vchhq";
      propagatedBuildInputs = [
        dns
        ugorji_go
  
negative.code:   };
  
    dns = buildFromGitHub {
      rev = "48ab6605c66ac797e07f615101c3e9e10e932b66";
      date = "2016-05-12";
      owner  = "miekg";
      repo   = "dns";
      sha256 = "03pjrzhgxcz4zr3sh73mzma9s3ai91cwj52sgn9qw4lrdj7gairp";
    };
  
    weppos-dnsimple-go = buildFromGitHub {
  