anchor.diff:        elpaBuild {
           pname = "wisi";
           ename = "wisi";
  -        version = "3.1.1";
  -        src = fetchurl {
  -          url = "https://elpa.gnu.org/packages/wisi-3.1.1.tar";
  -          sha256 = "0abm9xfyk2izi0w9172sfhdq83abcxgbngngbh2gby54df0ycn0q";
  +        version = "3.1.3";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/wisi-3.1.3.tar";
  +          sha256 = "0cbjcm35lp164wd06mn3clikga07qxfsfnkvadswsapsd0cn2b4k";
           };
           packageRequires = [ emacs seq ];
           meta = {
  
positive.code:           license = lib.licenses.free;
          };
        }) {};
      flymake = callPackage ({ elpaBuild, emacs, fetchurl, lib }:
        elpaBuild {
          pname = "flymake";
          ename = "flymake";
          version = "1.0.8";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/flymake-1.0.8.el";
            sha256 = "1hqxrqb227v4ncjjqx8im3c4mhg8w5yjbz9hpfcm5x8xnr2yd6bp";
          };
          packageRequires = [ emacs ];
          meta = {
            homepage = "https://elpa.gnu.org/packages/flymake.html";
            license = lib.licenses.free;
  
negative.code:       elpaBuild {
          pname = "posframe";
          ename = "posframe";
          version = "0.8.0";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/posframe-0.8.0.el";
            sha256 = "1vzaiiw2pxa0zrc2bkaxljpr4035xrh3d8z3l5f0jvp72cnq49kp";
          };
          packageRequires = [ emacs ];
          meta = {
  