anchor.diff:            default = false;
             description = "
               Whether to enable printing support through the CUPS daemon.
  +          ";
  +        };
  +
  +        bindirCmds = mkOption {
  +          default = "";
  +          description = "
  +            add commands adding additional symlinks to the bindir such as bjnp
             ";
           };
   
  
positive.code:     ensureDir $out/lib/cups/filter
      ln -s ${cups}/lib/cups/filter/* $out/lib/cups/filter/
      ln -s ${pkgs.ghostscript}/lib/cups/filter/* $out/lib/cups/filter/
    ''; # */
    
  
  
negative.code: 
    modprobe = config.system.sbin.modprobe;
  
    cfg = config.services.printing;
  
    # Here we can enable additional backends, filters, etc. that are not
    # part of CUPS itself, e.g. the SMB backend is part of Samba.  Since
  