anchor.diff: -{ mkDerivation, lib, stdenv, fetchurl, cmake, extra-cmake-modules
  +{ mkDerivation, lib, stdenv, makeWrapper, fetchurl, cmake, extra-cmake-modules
   , karchive, kconfig, kwidgetsaddons, kcompletion, kcoreaddons
   , kguiaddons, ki18n, kitemmodels, kitemviews, kwindowsystem
   , kio, kcrash
  
positive.code:     sha256 = "0h2rplc76r82b8smk61zci1ijj9xkjmf20pdqa8fc2lz4zicjxh4";
    };
  
    nativeBuildInputs = [ cmake extra-cmake-modules python3Packages.sip ];
  
    buildInputs = [
      karchive kconfig kwidgetsaddons kcompletion kcoreaddons kguiaddons
  
negative.code:     "-DCMAKE_BUILD_TYPE=RelWithDebInfo"
    ];
  
    postInstall = ''
      for i in $out/bin/*; do
        wrapProgram $i --prefix PYTHONPATH : "$PYTHONPATH"
      done
    '';
  
    meta = with lib; {
      description = "A free and open source painting application";
      homepage = https://krita.org/;
  