anchor.diff:      (d: "<servicedir>${d}/share/dbus-1/system-services</servicedir> ")
       cfg.packages;
   
  +  systemIncludeDirs = concatMapStrings
  +    (d: "<includedir>${d}/etc/dbus-1/system.d</includedir> ")
  +    cfg.packages;
  +
     sessionServiceDirs = concatMapStrings
       (d: "<servicedir>${d}/share/dbus-1/services</servicedir> ")
  +    cfg.packages;
  +
  +  sessionIncludeDirs = concatMapStrings
  +    (d: "<includedir>${d}/etc/dbus-1/session.d</includedir> ")
       cfg.packages;
   
   in
  
positive.code:         permissions = "u+rx,g+rx,o-rx";
        };
  
    };
   
  }
  
negative.code:     environment.systemPackages = [ dbus.daemon dbus.tools ];
  
      environment.etc = singleton
        { source = configDir;
          target = "dbus-1";
        };
  