anchor.diff:      autoreconfHook
       asciidoctor
       pkg-config
  +    python3Packages.wrapPython
     ];
   
     buildInputs = [
  
positive.code: , libxslt
  , perl
  , pkg-config
  , python3
  , readline
  , sharutils
  }:
  
negative.code:     libstroke
      libxslt
      perl
      python3Packages.python
      readline
      sharutils
    ];
  
    pythonPath = [
      python3Packages.pyxdg
    ];
  
    configureFlags = [
      "--enable-mandoc"
    ];
  
    postFixup = ''
      wrapPythonPrograms
    '';
  
    enableParallelBuilding = true;
  
    meta = with lib; {
      homepage = "http://fvwm.org";
  