anchor.diff:  , lib
   , fetchFromGitHub
   , makeWrapper
  +, installShellFiles
   , coreutils
   , gnused
   , gnugrep
  
positive.code:     (placeholder "out")
    ];
  
    nativeBuildInputs = [ makeWrapper ];
  
    installPhase = ''
      runHook preInstall
  
negative.code:     mkdir -p $out/bin
      cp bin/* $out/bin/
  
      installManPage man/man1/*
      installShellCompletion --zsh etc/zsh/completions/*
  
      for i in $out/bin/*; do
        echo "Wrapping $i"
  