Fix compiler warnings.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@5083 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/massif/ms_main.c b/massif/ms_main.c
index 3ae8e74..3c3c99d 100644
--- a/massif/ms_main.c
+++ b/massif/ms_main.c
@@ -1779,7 +1779,7 @@
    hp_census();
 }
 
-static void ms_pre_clo_init()
+static void ms_pre_clo_init(void)
 { 
    VG_(details_name)            ("Massif");
    VG_(details_version)         (NULL);