diff --git a/include/wx/db.h b/include/wx/db.h
index 2b6e2a0740..8d38e830a3 100644
--- a/include/wx/db.h
+++ b/include/wx/db.h
@@ -541,8 +541,11 @@ typedef enum wxDBMS DBMS;
 typedef wxODBC_ERRORS ODBC_ERRORS;
 typedef wxDbConnectInf DbStuff;
 typedef wxDbList DbList;
-// typedef wxTablesInUse CstructTablesInUse;  // mj10777 : OK : VC/Debug ; not OK VC/Release + GTK
+#ifdef __WXDEBUG__
+typedef wxTablesInUse CstructTablesInUse;
+#endif
 
+>>>>>>> 1.30
 // Deprecated function names that are replaced by the function names listed above
 wxDB  WXDLLEXPORT *GetDbConnection(DbStuff *pDbStuff, bool FwdOnlyCursors=(bool)wxODBC_FWD_ONLY_CURSORS);
 bool  WXDLLEXPORT  FreeDbConnection(wxDB *pDb);