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+Fri Oct 30 12:59:20 2009  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* thread.c (rb_thread_blocking_region): standard C doesn't accept
+	  preprosessing directive within macro expansion.
+
 Fri Oct 30 10:55:36 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* thread.c (rb_thread_blocking_region): must ensure to unlock GVL.