Generated anew
diff --git a/Mac/Modules/ctl/Ctlmodule.c b/Mac/Modules/ctl/Ctlmodule.c
index 7267cd7..c89d461 100644
--- a/Mac/Modules/ctl/Ctlmodule.c
+++ b/Mac/Modules/ctl/Ctlmodule.c
@@ -14,6 +14,7 @@
 #include <Controls.h>
 
 extern PyObject *ResObj_New(Handle);
+extern PyObject *ResObj_OptNew(Handle);
 extern int ResObj_Convert(PyObject *, Handle *);
 
 extern PyObject *WinObj_New(WindowPtr);