anchor.diff:      Biostrings = [ pkgs.zlib ];
       bnpmr = [ pkgs.gsl ];
       cairoDevice = [ pkgs.gtk2.dev ];
  -    Cairo = with pkgs; [ libtiff libjpeg cairo.dev x11 fontconfig.lib ];
  +    Cairo = with pkgs; [ libtiff libjpeg cairo.dev xlibsWrapper fontconfig.lib ];
       Cardinal = [ pkgs.which ];
       chebpol = [ pkgs.fftw ];
       ChemmineOB = with pkgs; [ openbabel pkg-config ];
       curl = [ pkgs.curl.dev ];
       data_table = [ pkgs.zlib.dev ] ++ lib.optional stdenv.isDarwin pkgs.llvmPackages.openmp;
  -    devEMF = with pkgs; [ xorg.libXft.dev x11 ];
  +    devEMF = with pkgs; [ xorg.libXft.dev xlibsWrapper ];
       diversitree = with pkgs; [ gsl fftw ];
       exactextractr = [ pkgs.geos ];
       EMCluster = [ pkgs.lapack ];
  
positive.code:     PING = [ pkgs.gsl ];
      RcppAlgos = [ pkgs.gmp.dev ];
      RcppBigIntAlgos = [ pkgs.gmp.dev ];
      HilbertVisGUI = [ pkgs.gnome2.gtkmm.dev ];
      textshaping = with pkgs; [ harfbuzz.dev freetype.dev fribidi libpng ];
      DropletUtils = [ pkgs.zlib.dev ];
      RMariaDB = [ pkgs.libmysqlclient.dev ];
  
negative.code:         patchShebangs configure
        '';
  
        R_MAKEVARS_SITE = lib.optionalString (pkgs.stdenv.system == "aarch64-linux")
          (pkgs.writeText "Makevars" ''
            CXX14PICFLAGS = -fPIC
          '');
  