anchor.diff:  
     # patches = [ ./wx.patch ];
   
  -  buildInputs = [ wxGTK29 freeimage cmake zziplib mesa boost pkgconfig
  +  buildInputs = [ wxGTK290 freeimage cmake zziplib mesa boost pkgconfig
       libuuid lua5 openal ogre ois curl gtk mygui unzip angelscript ];
   
     meta = {
  
positive.code:     ensureDir $out/bin
      for i in RoR rorconfig RoRViewer; do
        echo '#! ${stdenv.shell}' >> "$out/bin/$i"
        echo "\"$out/share/rigsofrods/build-dir/bin/$i\"" >> "$out/bin/$i"
        chmod a+x "$out/bin/$i"
      done
  
negative.code: { fetchsvn, fetchurl, stdenv, wxGTK290, freeimage, cmake, zziplib, mesa, boost, 
    pkgconfig, libuuid, lua5, openal, ogre, ois, curl, gtk, pixman, mygui, unzip,
    angelscript
    }:
  