anchor.diff:      subversion = pkgs.subversion.override { httpServer = true; inherit apacheHttpd; };
     };
   
  -  apacheHttpdPackages = apacheHttpdPackagesFor pkgs.apacheHttpd pkgs.apacheHttpdPackages;
     apacheHttpdPackages_2_4 = apacheHttpdPackagesFor pkgs.apacheHttpd_2_4 pkgs.apacheHttpdPackages_2_4;
  +  apacheHttpdPackages = apacheHttpdPackages_2_4;
   
     appdaemon = callPackage ../servers/home-assistant/appdaemon.nix { };
   
  
positive.code: 
    rdf4store = callPackage ../servers/http/4store { };
  
    apacheHttpd = pkgs.apacheHttpd_2_4;
    apacheHttpd_2_4 = callPackage ../servers/http/apache-httpd/2.4.nix { };
  
    apacheHttpdPackagesFor = apacheHttpd: self: let callPackage = newScope self; in {
      inherit apacheHttpd;
  
negative.code:   gn = callPackage ../development/tools/build-managers/gn { };
  
    nixbang = callPackage ../development/tools/misc/nixbang {
      pythonPackages = python3Packages;
    };
  
    nexus = callPackage ../development/tools/repository-managers/nexus { };
  