On Mon, Nov 12, 2007 at 01:54:01PM +0800, rachel li wrote: [...] > for(;;),why modify for the loop? I remmerber while(s->packet_buffer) > > the loop for(::)do what ?I found the outfile Arrg, you posted this same message at least 3 times, hijacking threads at least twice! And all without providing any context for what you're asking... Rich