anchor.diff:      openssl
       perl
       zlib
  +    avahi
     ];
   
     nativeBuildInputs = [
  
positive.code:   || throw "HPLIP plugin not supported on ${stdenv.hostPlatform.system}";
  
  python3Packages.buildPythonApplication {
    inherit name src;
    format = "other";
  
    buildInputs = [
  
negative.code: , pkgconfig
  , cups, zlib, libjpeg, libusb1, python3Packages, sane-backends
  , dbus, file, ghostscript, usbutils
  , net-snmp, openssl, perl, nettools, avahi
  , bash, coreutils, util-linux
  # To remove references to gcc-unwrapped
  , removeReferencesTo, qt5
  