yes but how other programs(programs:hping,libnet...) that depend on libpcap(and compile under cygwin)can understand where libpcap is sorry i'm not a programmer..... english is not my native language!!!! -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Bug reporting: http://cygwin.com/bugs.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/