diff --git a/ChangeLog b/ChangeLog
index caaf8106e1..2848e0df0d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,7 @@
-Tue Mar 10 19:40:06 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+Tue Mar 10 19:58:52 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* include/ruby/win32.h (strcasecmp, strncasecmp): use _ prefixed
+	  versions to suppress warnings.
 
 	* ext/dl/callback/mkcallback.rb (DLTYPE[FLOAT]): cast to suppress
 	  warnings.  [ruby-core:22792]
diff --git a/include/ruby/win32.h b/include/ruby/win32.h
index 6190c73d84..a7d07083af 100644
--- a/include/ruby/win32.h
+++ b/include/ruby/win32.h
@@ -185,8 +185,8 @@ extern int rb_w32_stat(const char *, struct stat *);
 extern int rb_w32_fstat(int, struct stat *);
 #endif
 
-#define strcasecmp		stricmp
-#define strncasecmp		strnicmp
+#define strcasecmp		_stricmp
+#define strncasecmp		_strnicmp
 #define fsync			_commit
 
 #ifdef __MINGW32__