From: Intransition <transfire@...>
Date: 2010-09-01T01:47:30+09:00
Subject: Ok, so no $KCODE --a chance to learn a little about Encodings

I am working on some 1.8  to 1.9 compatibility. I have a bit of code:

    if $KCODE =~ /^U/i
      unpack_rule = 'U*'
    else
      unpack_rule = 'C*'
    end

$KCODE is no long effective, so what to do for 1.9?