diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0ab697d06c0..2b17d9349b0 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2002-04-22	Joel Sherrill <joel@OARcorp.com>
+
+	* gthr-rtems.h: Correct prototypes to remove warnings.
+
 2002-04-22  Richard Henderson  <rth@redhat.com>
 
 	PR c/6344
diff --git a/gcc/gthr-rtems.h b/gcc/gthr-rtems.h
index 7a2264b6bfb..b3a1d68b31e 100644
--- a/gcc/gthr-rtems.h
+++ b/gcc/gthr-rtems.h
@@ -51,7 +51,7 @@ typedef void *__gthread_mutex_t;
  */
 
 /* generic per task variables */
-extern int rtems_gxx_once (__gthread_once_t *once, void (*func) ());
+extern int rtems_gxx_once (__gthread_once_t *once, void (*func) (void));
 extern int rtems_gxx_key_create (__gthread_key_t *key, void (*dtor) (void *));
 extern int rtems_gxx_key_dtor (__gthread_key_t key, void *ptr);
 extern int rtems_gxx_key_delete (__gthread_key_t key);
@@ -74,7 +74,7 @@ __gthread_active_p (void)
 
 /* Wrapper calls */
 static inline int
-__gthread_once (__gthread_once_t *once, void (*func) ())
+__gthread_once (__gthread_once_t *once, void (*func) (void))
 {
    return rtems_gxx_once( once, func );
 }