diff --git a/winsup/mingw/ChangeLog b/winsup/mingw/ChangeLog
index 1667c0047..5731ca57f 100644
--- a/winsup/mingw/ChangeLog
+++ b/winsup/mingw/ChangeLog
@@ -1,3 +1,7 @@
+Mon Apr 10 17:24:28 2000  Christopher Faylor <cgf@cygnus.com>
+
+	* include/string.h: Use proper prototype for _strerror.
+
 2000-03-30  Mumit Khan  <khan@xraylith.wisc.edu>
 
 	* Makefile.in (subdirs): Workaround for broken shells.
diff --git a/winsup/mingw/include/string.h b/winsup/mingw/include/string.h
index f6ea7aa11..322d6b626 100644
--- a/winsup/mingw/include/string.h
+++ b/winsup/mingw/include/string.h
@@ -61,7 +61,7 @@ int	strcoll (const char*, const char*);	/* Compare using locale */
 char*	strcpy (char*, const char*);
 size_t	strcspn (const char*, const char*);
 char*	strerror (int); /* NOTE: NOT an old name wrapper. */
-char*	_strerror (int);
+char*	_strerror (const char *);
 size_t	strlen (const char*);
 char*	strncat (char*, const char*, size_t);
 int	strncmp (const char*, const char*, size_t);