From: Julian Fitzell <julian@...4.com>
Date: 2001-12-06T15:54:49+09:00
Subject: [ruby-talk:27650] Exit codes in $? multiples of 256

Anyone know why the exit codes in $? after an IO.popen are multiplied by 
256?  I assume there must be a reason (to differentiate from something 
that fills it with 0..255?).

Julian