On Sun, Oct 25, 2015, at 11:57 PM, Mark Geisert wrote: > ...if tmp_str is not modified after the above line, ... Indeed. Unfortunately it is modified. -- 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