Try normal and target qualified deps
Add devtree to /Library/Frameworks/Python.framework/Versions/3.3/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin:/Volumes/BigDisk/Users/benno/local/bin:/opt/wine/bin:/Volumes/BigDisk/Users/benno/brkawy/qms/scripts
OS X packages rely on libiconv
Extra inspiration from MinGW
Add support for expat package