anchor.diff:    };
   
     nativeBuildInputs = [ makeWrapper ];
  -  buildInputs = [ bash coreutils gnugrep moreutils ];
   
     installPhase = ''
       runHook preInstall
  
positive.code: { bash
  , coreutils
  , fetchurl
  , gnugrep
  , lib
  
negative.code:   '';
  
    postInstall = ''
      wrapProgram $out/bin/zstxtns-merge --set PATH "${lib.makeBinPath [coreutils gnugrep moreutils]}"
      wrapProgram $out/bin/zstxtns-unmerge --set PATH "${lib.makeBinPath [coreutils gnugrep]}"
    '';
  
    meta = with lib; {
  