get_tab_pos
Description:
Gets the edge at which the tabs are drawn.
Parameters:
| this | 
           a `GtkNotebook`  | 
      
Returns:
| 
           the edge at which the tabs are drawn  | 
      
Gets the edge at which the tabs are drawn.
| this | 
           a `GtkNotebook`  | 
      
| 
           the edge at which the tabs are drawn  |