diff --git a/stringdict.h b/stringdict.h
index 9d20ce9b..a9f3ea79 100644
--- a/stringdict.h
+++ b/stringdict.h
@@ -13,8 +13,15 @@
 #ifndef SICSSTRINGDICT
 #define SICSSTRINGDICT
 
+  typedef struct __StringDict { int iList;
+                                int iTraverse;
+                              } StringDict;
+ 
   typedef struct __StringDict *pStringDict;
 
+  typedef struct { char *name;
+                   char *value;
+                 } SDE, *pSDE;
 
 #line 6 "stringdict.w"