Log Message:

Add one more patch to tamago body, to fix the problem at
M-x egg-toroku-region, getting Invalid code(s).
The related discussion may found at following (Japanese)
mail. 

| To: mule-ja ML <mule-ja-2010 at m17n dot org>
| Subject: [mule-ja-2009:09755] (emacs-23.2) M-x egg-toroku-region ....
| From: Makoto Fujiwara <makoto@ki.nu>
| Date: Tue, 10 Aug 2010 13:11:57 +0900
| X-Mail-Count: 09755

The situation is different either '22 or less' OR '23 or later'.
So, with emacs-version judge branch.