From: Joel Pearson <lists@...>
Date: 2013-01-11T22:50:46+09:00
Subject: Re: How Ruby environment varibles work in realtime program?

I should think
[DLN_LIBRARY_PATH, HOME, LOGDIR, RUBYOPT, RUBYSHELL].each {|var| puts 
var }
would suffice to check them all whenever you want.

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