anchor.diff:    name = "poppler-${suffix}-${version}";
     version = "21.02.0"; # beware: updates often break cups-filters build, check texlive and scribusUnstable too!
   
  +  outputs = [ "out" "dev" ];
  +
     src = fetchurl {
       url = "${meta.homepage}/poppler-${version}.tar.xz";
       sha256 = "sha256-XBR1nJmJHm5HKs7W1fD/Haz4XYDNkCbTZcVcZT7feSw=";
     };
   
  -  outputs = [ "out" "dev" ];
  +  nativeBuildInputs = [
  +    cmake
  +    ninja
  +    pkg-config
  +  ];
   
  -  buildInputs = [ libiconv libintl ] ++ lib.optional withData poppler_data;
  +  buildInputs = [
  +    libiconv
  +    libintl
  +  ] ++ lib.optional withData [
  +    poppler_data
  +  ];
   
     # TODO: reduce propagation to necessary libs
  -  propagatedBuildInputs = with lib;
  -    [ zlib freetype fontconfig libjpeg openjpeg ]
  -    ++ optionals (!minimal) [ cairo lcms curl ]
  -    ++ optional qt5Support qtbase
  -    ++ optional utils nss
  -    ++ optional introspectionSupport gobject-introspection;
  -
  -  nativeBuildInputs = [ cmake ninja pkg-config ];
  -
  -  # Workaround #54606
  -  preConfigure = lib.optionalString stdenv.isDarwin ''
  -    sed -i -e '1i cmake_policy(SET CMP0025 NEW)' CMakeLists.txt
  -  '';
  -
  -  dontWrapQtApps = true;
  +  propagatedBuildInputs = [
  +    zlib
  +    freetype
  +    fontconfig
  +    libjpeg
  +    openjpeg
  +  ] ++ lib.optionals (!minimal) [
  +    cairo
  +    lcms
  +    curl
  +  ] ++ lib.optionals qt5Support [
  +    qtbase
  +  ] ++ lib.optionals utils [
  +    nss
  +  ] ++ lib.optionals introspectionSupport [
  +    gobject-introspection
  +  ];
   
     cmakeFlags = [
       (mkFlag true "UNSTABLE_API_ABI_HEADERS") # previously "XPDF_HEADERS"
  
positive.code:     (mkFlag utils "UTILS")
      (mkFlag qt5Support "QT5")
    ];
  
    meta = with lib; {
      homepage = "https://poppler.freedesktop.org/";
  
negative.code: { stdenv
  , lib
  , fetchurl
  , fetchpatch
  , cmake
  , ninja
  , pkg-config
  , libiconv
  , libintl
  , zlib
  , curl
  , cairo
  , freetype
  , fontconfig
  , lcms
  , libjpeg
  , openjpeg
  , withData ? true, poppler_data
  , qt5Support ? false, qtbase ? null
  , introspectionSupport ? false, gobject-introspection ? null
  , utils ? false, nss ? null
  , minimal ? false
  , suffix ? "glib"
  , inkscape
  , cups-filters
  , texlive
  , scribusUnstable
  }:
  
  let
  