anchor.diff:  , docbook_xml_dtd_412
   , gtk-doc
   , libxslt
  +, enableDaemon ? !stdenv.hostPlatform.isMusl || stdenv.hostPlatform.isStatic
   }:
   
   stdenv.mkDerivation rec {
  
positive.code:     "-Dlibcolordcompat=true"
      "-Dsane=true"
      "-Dvapi=true"
      "-Ddaemon_user=colord"
    ];
  
  
negative.code:     gusb
      lcms2
      libgudev
      sane-backends
      sqlite
      systemd
    ] ++ lib.optionals enableDaemon [
      polkit
    ];
  
    postInstall = ''
  