anchor.diff:          };
         }) {};
       mentor = callPackage ({ async
  -                          , cl-lib ? null
                             , elpaBuild
                             , emacs
                             , fetchurl
  
positive.code:       elpaBuild {
          pname = "xah-fly-keys";
          ename = "xah-fly-keys";
          version = "17.22.20220909110152";
          src = fetchurl {
            url = "https://elpa.nongnu.org/nongnu/xah-fly-keys-17.22.20220909110152.tar";
            sha256 = "1d8xkwcyd6dcxp926mwb8kgcpdqrcpmdv62ybdhx7izx0abia95y";
          };
          packageRequires = [ emacs ];
          meta = {
  
negative.code:       elpaBuild {
          pname = "annotate";
          ename = "annotate";
          version = "1.7.2";
          src = fetchurl {
            url = "https://elpa.nongnu.org/nongnu/annotate-1.7.2.tar";
            sha256 = "0vdpv8k1cvkn3cvsnxqv299gvp470ga2pgmfvdqi7k1vzypgpp57";
          };
          packageRequires = [];
          meta = {
  