Of course installing the gcc4 packages made everything work ! Sorry for the noise. Perhaps it is time to make the gcc 4.x the 'default' ? Thanks for your advice Phil. -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple