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+Fri Mar  5 11:59:30 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* win32/win32.c (signbit): defined on mingw.
+
 Thu Mar  4 22:49:42 2010  Yusuke Endoh  <mame@tsg.ne.jp>
 
 	* eval.c (setup_exception): avoid line number 0 when setting