anchor.diff:      homepage = "https://github.com/hughsie/libxmlb";
       license = licenses.lgpl21Plus;
       maintainers = with maintainers; [ jtojnar ];
  -    platforms = platforms.linux;
  +    platforms = platforms.unix;
     };
   }
  
positive.code: { stdenv
  , lib
  , fetchFromGitHub
  , docbook_xml_dtd_43
  , docbook_xsl
  , glib
  
negative.code: 
    patches = [
      ./installed-tests-path.patch
      # Fix darwin build, can be removed on next release
      # `--version-script` isn't supported by the macOS linker
      # https://github.com/hughsie/libxmlb/pull/119
      (fetchpatch {
        url = "https://github.com/hughsie/libxmlb/commit/d83aac5bd78cfbbfa2ecd428ff54b811071dfe4d.patch";
        sha256 = "sha256-UNRMbyNzdxfTZ8xV6J8a622hPnr3mowooP1q8Dg19yw=";
      })
    ];
  
    nativeBuildInputs = [
  