anchor.diff:      libGLU
       libGL
       openssl
  -  ] ++ lib.optionals (stdenv.isDarwin) [
  +  ] ++ lib.optionals stdenv.isDarwin [
       Foundation
       CoreGraphics
       Cocoa
  
positive.code:     mkdir -p $terminfo/share/terminfo/w $out/nix-support
      tic -x -o $terminfo/share/terminfo termwiz/data/wezterm.terminfo
      echo "$terminfo" >> $out/nix-support/propagated-user-env-packages
    '';
  
    preFixup = lib.optionalString stdenv.isLinux ''
  
negative.code:     zlib
      fontconfig
      freetype
    ] ++ lib.optionals stdenv.isLinux [
      libX11
      xcbutil
      libxcb
  