1. --  with Ada.Real_Time;         use Ada.Real_Time; 
  2. --  with Vectors_3D;            use Vectors_3D; 
  3.  
  4. package Vehicle_Message_Type is 
  5.  
  6.    -- Replace this record definition by whatever you actually need to communicate. 
  7.  
  8.    type Inter_Vehicle_Messages is record 
  9.       Id : Positive; 
  10.    end record; 
  11.  
  12. end Vehicle_Message_Type;