anchor.diff:        python3 sablotron sane-backends unzip vigra which zip zlib
         mdds bluez5 glibc libcmis libwps libabw libzmf libtool
         libxshmfence libatomic_ops graphite2 harfbuzz gpgme utillinux
  -      librevenge libe-book libmwaw glm glew ncurses xmlsec epoxy
  +      librevenge libe-book libmwaw glm glew ncurses epoxy
         libodfgen CoinMP librdf_rasqal defaultIconTheme gettext
         gdb
       ]
  
positive.code:     "--without-system-mdds"
      # https://github.com/NixOS/nixpkgs/commit/5c5362427a3fa9aefccfca9e531492a8735d4e6f
      "--without-system-orcus"
    ];
  
    checkPhase = ''
  
negative.code: , libatomic_ops, graphite2, harfbuzz, libodfgen, libzmf
  , librevenge, libe-book, libmwaw, glm, glew, gst_all_1
  , gdb, commonsLogging, librdf_rasqal, wrapGAppsHook
  , defaultIconTheme, glib, ncurses, epoxy, gpgme
  , langs ? [ "ca" "de" "en-GB" "en-US" "eo" "es" "fr" "hu" "it" "nl" "pl" "ru" "sl" ]
  , withHelp ? true
  , kdeIntegration ? false
  