anchor.diff:                  sed -e '/nix\\store\|nix\/store/ d' -i $HOME/.config/Trolltech.conf
               fi
   
  -            ${optionalString (!isKDE47) ''
  -              export DBUS_FATAL_WARNINGS=0
  -            ''}
  -
               # Start KDE.
               exec ${pkgs.kde4.kdebase_workspace}/bin/startkde
             '';
  
positive.code:       };
  
      # Enable helpful DBus services.
      services.hal = mkIf (!isKDE47) { enable = true; };
      services.udisks = mkIf isKDE47 { enable = true; };
      services.upower = mkIf (isKDE47 && config.powerManagement.enable) { enable = true; };
  
      security.pam.services = [ { name = "kde"; allowNullPassword = true; } ];
  
  
negative.code:       };
  
      environment.systemPackages =
          [ pkgs.kde4.kdelibs
  
            pkgs.kde4.kde_baseapps # Splitted kdebase
  