anchor.diff:  
     xmlrpc_c = callPackage ../development/libraries/xmlrpc-c { };
   
  +  xmlsec = callPackage ../development/libraries/xmlsec { };
  +
     xvidcore = callPackage ../development/libraries/xvidcore { };
   
     yajl = callPackage ../development/libraries/yajl { };
  
positive.code: 
    ucommon = callPackage ../development/libraries/ucommon { };
  
    vaapiIntel = callPackage ../development/libraries/vaapi-intel { };
  
    vaapiVdpau = callPackage ../development/libraries/vaapi-vdpau { };
  
negative.code:   zeromq3 = callPackage ../development/libraries/zeromq/3.x.nix {};
    zeromq4 = callPackage ../development/libraries/zeromq/4.x.nix {};
  
    zziplib = callPackage ../development/libraries/zziplib { };
  
  
    ### DEVELOPMENT / LIBRARIES / JAVA
  
  