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+Sat Nov 14 16:43:02 2015  Tanaka Akira  <akr@fsij.org>
+
+	* lib/open3.rb: Specify frozen_string_literal: true.
+
 Sat Nov 14 05:04:09 2015  Koichi Sasada  <ko1@atdot.net>
 
 	* node.h: remove old comments.