anchor.diff:  
     meta = with stdenv.lib; {
       description = "DBus proxy for Flatpak and others";
  -    homepage = https://flatpak.org/;
  +    homepage = "https://github.com/flatpak/xdg-dbus-proxy";
       license = licenses.lgpl21Plus;
       maintainers = with maintainers; [ jtojnar ];
       platforms = platforms.linux;
  
positive.code:     sha256 = "03sj1h0c2l08xa8phw013fnxr4fgav7l2mkjhzf9xk3dykwxcj8p";
    };
  
    nativeBuildInputs = [ pkgconfig libxslt docbook_xsl docbook_xml_dtd_43 ];
    buildInputs = [ glib ];
    checkInputs = [ dbus ];
  
    configureFlags = [
      "--enable-man"
  
negative.code: { stdenv
  , fetchurl
  , pkgconfig
  , libxslt
  , docbook_xsl
  , docbook_xml_dtd_43
  , dbus
  , glib
  }:
  
  stdenv.mkDerivation rec {
    pname = "xdg-dbus-proxy";
  