anchor.diff:      mkdir -p $out/share/man
       cp -R docs/_build/man $out/share/man/man1
   
  -    mkdir -p $out/share/bash-completion/completions
  -    cp scripts/shell_completions/bash/borg $out/share/bash-completion/completions/
  -
  -    mkdir -p $out/share/fish/vendor_completions.d
  -    cp scripts/shell_completions/fish/borg.fish $out/share/fish/vendor_completions.d/
  -
  -    mkdir -p $out/share/zsh/site-functions
  -    cp scripts/shell_completions/zsh/_borg $out/share/zsh/site-functions/
  +    installShellCompletion --cmd borg \
  +      --bash scripts/shell_completions/bash/borg \
  +      --fish scripts/shell_completions/fish/borg.fish \
  +      --zsh scripts/shell_completions/zsh/_borg
     '';
   
     checkInputs = with python3.pkgs; [
  
positive.code:   nativeBuildInputs = with python3.pkgs; [
      cython
      setuptools-scm
      # For building documentation:
      sphinx
      guzzle_sphinx_theme
    ];
  
    buildInputs = [
  
negative.code: , openssl
  , python3
  , zstd
  , installShellFiles
  , nixosTests
  }:
  
  