Index: trunk/Mars/mdata/MData.h
===================================================================
--- trunk/Mars/mdata/MData.h	(revision 9627)
+++ trunk/Mars/mdata/MData.h	(revision 14448)
@@ -26,5 +26,5 @@
 
     void Print(Option_t *opt = "") const; //*MENU*
-    Bool_t AsciiWrite(ostream &out) const;
+    Bool_t AsciiWrite(std::ostream &out) const;
 
     ClassDef(MData, 0) // A Base class for a generalized value
Index: trunk/Mars/mdata/MDataArray.h
===================================================================
--- trunk/Mars/mdata/MDataArray.h	(revision 9627)
+++ trunk/Mars/mdata/MDataArray.h	(revision 14448)
@@ -26,5 +26,5 @@
     TObjArray fList;
 
-    void StreamPrimitive(ostream &out) const;
+    void StreamPrimitive(std::ostream &out) const;
 
 public:
@@ -54,5 +54,5 @@
 
     void Print(Option_t *opt = "") const; //*MENU*
-    Bool_t AsciiWrite(ostream &out) const;
+    Bool_t AsciiWrite(std::ostream &out) const;
 
     Int_t GetNumEntries() const { return fList.GetEntries(); }