***************
*** 295,302 ****
      parent_node= child_head = child_tail = next_sibling = prev_sibling = NULL;
    }; 
  
-   friend GLUI_Rollout;
-   friend GLUI_Main;
  };
  
  
--- 295,302 ----
      parent_node= child_head = child_tail = next_sibling = prev_sibling = NULL;
    }; 
  
+   friend class GLUI_Rollout;
+   friend class GLUI_Main;
  };
  
  
***************
*** 559,569 ****
  
    /********** Friend classes *************/
  
-   friend GLUI_Control;
-   friend GLUI_Rotation;
-   friend GLUI_Translation;
-   friend GLUI;
-   friend GLUI_Master_Object;
  
  
    /********** Misc functions *************/
--- 559,569 ----
  
    /********** Friend classes *************/
  
+   friend class GLUI_Control;
+   friend class GLUI_Rotation;
+   friend class GLUI_Translation;
+   friend class GLUI;
+   friend class GLUI_Master_Object;
  
  
    /********** Misc functions *************/