anchor.diff:      gobject-introspection
       gtk-doc
       docbook-xsl-ns
  -    docbook_xsl
  +    docbook-xsl-nons
       docbook_xml_dtd_412
       libxslt
     ];
  
positive.code:   propagatedBuildInputs = [
      colord
      gtk3
    ];
  
    meta = with lib; {
  
negative.code: , gobject-introspection
  , gtk-doc
  , docbook-xsl-ns
  , docbook-xsl-nons
  , docbook_xml_dtd_412
  , libxslt
  , glib
  , gtk3
  , gtk4
  , pkg-config
  , lcms2
  }:
  
  stdenv.mkDerivation rec {
    pname = "colord-gtk";
    version = "0.3.0";
  
    outputs = [ "out" "dev" "devdoc" ];
  
    src = fetchurl {
      url = "https://www.freedesktop.org/software/colord/releases/${pname}-${version}.tar.xz";
      sha256 = "uUZmVtZtmm/7wt0E+pHI9q9Ra/nvqstpdE7sD1bzwdA=";
    };
  
    nativeBuildInputs = [
  