cleanup
diff --git a/z_test.py b/z_test.py
index 1bfcbd0..5935b20 100644
--- a/z_test.py
+++ b/z_test.py
@@ -81,6 +81,7 @@
     typedef int UINT;

     typedef int ULONG_PTR;

     typedef int DWORD;

+struct _MIDL_STUB_MESSAGE MIDL_STUB_MESSAGE,*PMIDL_STUB_MESSAGE; 

 typedef struct tagMOUSEHOOKSTRUCT {

     POINT   pt;

     HWND    hwnd;