anchor.diff:        elpaBuild {
           pname = "corfu";
           ename = "corfu";
  -        version = "0.13";
  -        src = fetchurl {
  -          url = "https://elpa.gnu.org/packages/corfu-0.13.tar";
  -          sha256 = "0psvkxr7fjqq7gkqdzl0ma367zjlxgixk563vpv9hmwfwymddyyb";
  +        version = "0.16";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/corfu-0.16.tar";
  +          sha256 = "04xgq5rkz8a0lykcyjsxq76yapbzz8vfw8gxqvdx0y58bhcw82y6";
           };
           packageRequires = [ emacs ];
           meta = {
  
positive.code:           license = lib.licenses.free;
          };
        }) {};
      kiwix = callPackage ({ elpaBuild, emacs, fetchurl, lib, request }:
        elpaBuild {
          pname = "kiwix";
  
negative.code:           license = lib.licenses.free;
          };
        }) {};
      parser-generator = callPackage ({ elpaBuild, emacs, fetchurl, lib }:
        elpaBuild {
          pname = "parser-generator";
          ename = "parser-generator";
          version = "0.1.3";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/parser-generator-0.1.3.tar";
            sha256 = "13ssmdlni9ma6iafr4zwa2jlmq6rdlaafkdpli1a4jrk6ri6w996";
          };
          packageRequires = [ emacs ];
          meta = {
            homepage = "https://elpa.gnu.org/packages/parser-generator.html";
            license = lib.licenses.free;
          };
        }) {};
      path-iterator = callPackage ({ elpaBuild, emacs, fetchurl, lib }:
        elpaBuild {
          pname = "path-iterator";
  