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+Thu Dec 11 01:21:58 2008  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* thread.c (rb_mutex_unlock): shut up warning.  a patch from
+	  Kazuhiro NISHIYAMA in [ruby-dev:37345]. fix #846
+
 Wed Dec 10 23:58:56 2008  Tadayoshi Funaba  <tadf@dotrb.org>
 
 	* complex.c: avoided warnings on cpp. [ruby-dev:37344]