return a value from test_mutex()

diff --git a/t/t82inline.t b/t/t82inline.t
index 8746bb499c3d267a26e89b29d32d3e49e8ace065..d05c00d72394d9bb76cfc6fceb9055e88ab16f63 100644 (file)
--- a/t/t82inline.t
+++ b/t/t82inline.t
@@ -418,6 +418,8 @@ test_mutex() {
   i_mutex_lock(m);
   i_mutex_unlock(m);
   i_mutex_destroy(m);
+
+  return 1;
 }
 
 int