diff --git a/libsrc/supervision/libref.s b/libsrc/supervision/libref.s
new file mode 100644
index 000000000..e4afa7eb1
--- /dev/null
+++ b/libsrc/supervision/libref.s
@@ -0,0 +1,8 @@
+;
+; Oliver Schmidt, 2013-05-31
+;
+
+        .export         joy_libref
+        .import         _exit
+
+joy_libref      := _exit