anchor.diff:      desktop-file-utils
       libxslt.bin
       python3
  -    asciidoc-full
  +    asciidoc
     ];
   
     buildInputs = [
  
positive.code: , gnome-clocks
  , gnome-settings-daemon
  , gnome-autoar
  , asciidoc-full
  , bash-completion
  , mesa
  }:
  
negative.code:     chmod +x meson/postinstall.py
      patchShebangs meson/postinstall.py
  
      # We can generate it ourselves.
      rm -f man/gnome-shell.1
  
      substituteInPlace src/gnome-shell-extension-tool.in --replace "@PYTHON@" "${pythonEnv}/bin/python"
      substituteInPlace src/gnome-shell-perf-tool.in --replace "@PYTHON@" "${pythonEnv}/bin/python"
    '';
  