anchor.diff:  , gobject-introspection
   , gtk-doc
   , docbook-xsl-ns
  -, docbook_xsl
  +, docbook-xsl-nons
   , docbook_xml_dtd_412
   , libxslt
   , glib
   , gtk3
  +, gtk4
   , pkg-config
   , lcms2
   }:
   
   stdenv.mkDerivation rec {
     pname = "colord-gtk";
  -  version = "0.2.0";
  +  version = "0.3.0";
   
     outputs = [ "out" "dev" "devdoc" ];
   
     src = fetchurl {
       url = "https://www.freedesktop.org/software/colord/releases/${pname}-${version}.tar.xz";
  -    sha256 = "05y78jbcbar22sgyhzffhv98dbpl4v6k8j9p807h17y6ighglk1a";
  +    sha256 = "uUZmVtZtmm/7wt0E+pHI9q9Ra/nvqstpdE7sD1bzwdA=";
     };
   
     nativeBuildInputs = [
  
positive.code:     gobject-introspection
      gtk-doc
      docbook-xsl-ns
      docbook_xsl
      docbook_xml_dtd_412
      libxslt
    ];
  
negative.code:   propagatedBuildInputs = [
      colord
      gtk3
      gtk4
    ];
  
    meta = with lib; {
  