calling functions at the same time

[Greg Ewing]

Bart Nessux wrote:
> I need to ping 4 hosts at exactly the same time from the  same machine (I
> plan to timestamp the pings)
> 
> I mean it to mean: at the *exact* same time.

Unless your machine has 4 network interfaces, there's no
way you're going to get the pings sent out at *exactly*
the same time... :-)

-- 
Greg Ewing, Computer Science Dept,
University of Canterbury,	
Christchurch, New Zealand
http://www.cosc.canterbury.ac.nz/~greg