anchor.diff:            license = lib.licenses.free;
           };
         }) {};
  -    relint = callPackage ({ elpaBuild, fetchurl, lib, xr }:
  +    relint = callPackage ({ elpaBuild, emacs, fetchurl, lib, xr }:
         elpaBuild {
           pname = "relint";
           ename = "relint";
  -        version = "1.11";
  -        src = fetchurl {
  -          url = "https://elpa.gnu.org/packages/relint-1.11.tar";
  -          sha256 = "0c7d35kp5k11fnyjrq9cg8i2r005gs57pmb3rvpf8ilwv0scn1m7";
  -        };
  -        packageRequires = [ xr ];
  +        version = "1.14";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/relint-1.14.tar";
  +          sha256 = "0hjzhxcygb2r2s3g2pk3z9x3appy1y8gkw8gpg9cpkl6lpwcsh2f";
  +        };
  +        packageRequires = [ emacs xr ];
           meta = {
             homepage = "https://elpa.gnu.org/packages/relint.html";
             license = lib.licenses.free;
  
positive.code:       elpaBuild {
          pname = "stream";
          ename = "stream";
          version = "2.2.4";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/stream-2.2.4.tar";
            sha256 = "1fdjjxfnpzfv5jsy0wmmnrsk821bg8d3magsng609fb2pkwvk1ij";
          };
          packageRequires = [ emacs ];
          meta = {
  
negative.code:       elpaBuild {
          pname = "verilog-mode";
          ename = "verilog-mode";
          version = "2020.2.23.232634261";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/verilog-mode-2020.2.23.232634261.el";
            sha256 = "07r2nzyfwmpv1299q1v768ai14rdgq7y4bvz5xsnp4qj3g06p0f6";
          };
          packageRequires = [];
          meta = {
  