anchor.diff: -{ lib, stdenv, fetchurl, libsoup, graphicsmagick, json-glib, wrapGAppsHook
  -, cairo, cmake, ninja, curl, perl, llvm_13, desktop-file-utils, exiv2, glib
  -, ilmbase, gtk3, intltool, lcms2, lensfun, libX11, libexif, libgphoto2, libjpeg
  -, libpng, librsvg, libtiff, openexr_3, osm-gps-map, pkg-config, sqlite, libxslt
  -, openjpeg, pugixml, colord, colord-gtk, libwebp, libsecret, gnome, SDL2
  -, ocl-icd, pcre, gtk-mac-integration, isocodes, llvmPackages, gmic, libavif, icu
  -, jasper, libheif, libaom, portmidi, fetchpatch, lua5_4, ...
  +{ lib
  +, stdenv
  +, fetchurl
  +, libsoup
  +, graphicsmagick
  +, json-glib
  +, wrapGAppsHook
  +, cairo
  +, cmake
  +, ninja
  +, curl
  +, perl
  +, llvm_13
  +, desktop-file-utils
  +, exiv2
  +, glib
  +, ilmbase
  +, gtk3
  +, intltool
  +, lcms2
  +, lensfun
  +, libX11
  +, libexif
  +, libgphoto2
  +, libjpeg
  +, libpng
  +, librsvg
  +, libtiff
  +, openexr_3
  +, osm-gps-map
  +, pkg-config
  +, sqlite
  +, libxslt
  +, openjpeg
  +, pugixml
  +, colord
  +, colord-gtk
  +, libwebp
  +, libsecret
  +, gnome
  +, SDL2
  +, ocl-icd
  +, pcre
  +, gtk-mac-integration
  +, isocodes
  +, llvmPackages
  +, gmic
  +, libavif
  +, icu
  +, jasper
  +, libheif
  +, libaom
  +, portmidi
  +, fetchpatch
  +, lua5_4
  +, ...
   }:
   
   stdenv.mkDerivation rec {
  
positive.code:   # 83c70b876af6484506901e6b381304ae0d073d3c and as a result the
    # binaries can't find libdarktable.so, so change LD_LIBRARY_PATH in
    # the wrappers:
    preFixup = let
      libPathEnvVar = if stdenv.isDarwin then "DYLD_LIBRARY_PATH" else "LD_LIBRARY_PATH";
      libPathPrefix = "$out/lib/darktable" + lib.optionalString stdenv.isLinux ":${ocl-icd}/lib";
    in ''
      for f in $out/share/darktable/kernels/*.cl; do
        sed -r "s|#include \"(.*)\"|#include \"$out/share/darktable/kernels/\1\"|g" -i "$f"
      done
  
      gappsWrapperArgs+=(
        --prefix ${libPathEnvVar} ":" "${libPathPrefix}"
      )
    '';
  
    meta = with lib; {
      description = "Virtual lighttable and darkroom for photographers";
  
negative.code:   nativeBuildInputs = [ cmake ninja llvm_13 pkg-config intltool perl desktop-file-utils wrapGAppsHook ];
  
    buildInputs = [
      cairo
      curl
      exiv2
      glib
      gtk3
      ilmbase
      lcms2
      lensfun
      libexif
      libgphoto2
      libjpeg
      libpng
      librsvg
      libtiff
      openexr_3
      sqlite
      libxslt
      libsoup
      graphicsmagick
      json-glib
      openjpeg
      pugixml
      libwebp
      libsecret
      SDL2
      gnome.adwaita-icon-theme
      osm-gps-map
      pcre
      isocodes
      gmic
      libavif
      icu
      jasper
      libheif
      libaom
      portmidi
      lua5_4
    ] ++ lib.optionals stdenv.isLinux [
      colord
      colord-gtk
      libX11
      ocl-icd
    ] ++ lib.optional stdenv.isDarwin gtk-mac-integration
    ++ lib.optional stdenv.cc.isClang llvmPackages.openmp;
  
    cmakeFlags = [
      "-DBUILD_USERMANUAL=False"
  