diff --git a/ZCppMain/ZMainHead.H b/ZCppMain/ZMainHead.H
index 46892d8..9016dfc 100644
--- a/ZCppMain/ZMainHead.H
+++ b/ZCppMain/ZMainHead.H
@@ -5686,13 +5686,17 @@ namespace ZNsMain
         typedef ZCLink*         IterEasy      ; // 가장 쉽게 쓸 수 있는 반복자.
         typedef ZCLinkPoint     iterator      ; // 다양한 기능을 가진   반복자.
     /*************************************************************************/
-        typedef const TypeData  TypeDataC     ;
-        typedef const ZCLink    TypeLinkC     ;
+        typedef ZtCObjOpt<ZCLink  > ZCLinkOpt ;
+        typedef ZtCObjOpt<TypeData> ZCDataOpt ;
+    /*************************************************************************/
         typedef const iterator  iteratorC     ;
         typedef const IterEasy  IterEasyC     ;
     /*************************************************************************/
-        typedef ZtCObjOpt<ZCLink  > ZCLinkOpt ;
-        typedef ZtCObjOpt<TypeData> ZCDataOpt ;
+        typedef const TypeData  TypeDataC     ;
+        typedef const ZCLink    TypeLinkC     ;
+        typedef const ZCLink    ZCLinkC       ;
+        typedef const ZCLinkOpt ZCLinkOptC    ;
+        typedef const ZCDataOpt ZCDataOptC    ;
     public:
 
         typedef ZNsType::ZtCTypeNowCRTP ///////////////////////////////////////
diff --git a/ZCppMain/ZtCObjList.H b/ZCppMain/ZtCObjList.H
index d9594ac..807aa9a 100644
--- a/ZCppMain/ZtCObjList.H
+++ b/ZCppMain/ZtCObjList.H
@@ -812,19 +812,22 @@ namespace ZNsMain
         typedef TypeThis    TypeList      ;
     public:
         typedef ZCLink*         IterEasy  ; // 가장 대표적으로 쓰일 수 있는 반복자.
-        typedef ZCLinkPoint     iterator  ;
-    public:
-        typedef const IterEasy  IterEasyC ;
-        typedef const TypeData  TypeDataC ;
-        typedef const TypeLink  TypeLinkC ;
-        typedef const iterator  iteratorC ;
-    public:
-        typedef typename TFeeeHeap::
-            template ZtCBody<ZtCObjList> ZCFreeHeap;
+        typedef ZCLinkPoint     iterator  ; // 다양한 기능을 가진 반복자.
     public:
         typedef ZtCObjOpt<ZCLink  > ZCLinkOpt;
         typedef ZtCObjOpt<TypeData> ZCDataOpt;
     public:
+        typedef const TypeData  TypeDataC ;
+        typedef const TypeLink  TypeLinkC ;
+        typedef const IterEasy  IterEasyC ;
+        typedef const iterator  iteratorC ;
+        typedef const ZCLink    ZCLinkC   ;
+        typedef const ZCLinkOpt ZCLinkOptC;
+        typedef const ZCDataOpt ZCDataOptC;
+    public:
+        typedef typename TFeeeHeap::
+            template ZtCBody<ZtCObjList> ZCFreeHeap;
+    public:
 
 
         class ZCLink : public TypeAlloc