anchor.diff:    name = "brotli-dist-${version}";
   
     src = fetchFromGitHub {
  -    version = "5";
  +    version = "6";
       owner = "google";
       repo = "brotli";
       rev = "v${version}";
  -    sha256 = "ca0c6e72a9f0905f1b85cb1f79db498a0c8608a1554791bdd197ed1507449e08";
  +    sha256 = "333397c592c055a6a63db056a0263a72f0e78110c911838ae2f6c2aa54ac77ef";
     };
     
     nativeBuildInputs = [
  
positive.code:     bc
      libtool
    ];
  
    postPatch = ''
      ! grep -q 'c/enc/params.h' scripts/sources.lst
      sed -i '/BROTLI_ENC_H/ac/enc/params.h \\' scripts/sources.lst
    '';
  
    preConfigure = ''
      ./bootstrap
  
negative.code: }:
  
  let
    version = "1.0.4";
  
    tarFlags = [
      "--sort=name"
  