I also get a null response when I execute: Tom@Toshiba /usr/local/aplus-fsf-4.22 $ grep libnsl src -r -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://x.cygwin.com/docs/ FAQ: http://x.cygwin.com/docs/faq/