From: Tanaka Akira <akr@...>
Date: 2008-06-09T01:11:07+09:00
Subject: [ruby-core:17142] Re: Standardizing RUBY_PLATFORM

In article <d4e4955b0806080838n7dafb119y2d4d2ce20668fcd4@mail.gmail.com>,
  "Wilson Bilkovich" <wilsonb@gmail.com> writes:

>> It *is* for bugfixes.  I don't remember any patchlevels which were not
>>  for.  Can you show us one?
>>
>
> From the 1.8.6 changelog file:
> Sat Jun 17 14:53:32 2006  Tanaka Akira  <akr@m17n.org>
>
> 	* lib/pathname.rb: backport from 1.9.
> 	  (Kernel#Pathname): new method.

It is before the 1.8.6 release which is at 2007-03-13.
-- 
Tanaka Akira