behav MyBehav               // declaring a behaviour
  {
    void TestMe ()
      {
        printf ("Tested!\n");
      }
  };

float behav             // extending a primitive with a behaviour
  {
    behav MyBehav;          // reusing a behaviour
    float Zero (float *this)
      {
        return (*this = 0);
      }
  };

struct Vector_s
  {
    int x, y, z;
    behav MyBehav;          // reusing a behaviour
    behav               // declaring an anonymous behaviour
      {
       void Print (struct Vector_s *);
      }
  };


float x = 5;
struct Vector_s v;

MyBehav.TestMe ();
x.MyBehav.TestMe ();
x.Zero ();
float.Zero (&x);
v.MyBehav.TestMe ();
v.Print ();
Vector_s.Print (&v);


void Vector_s.Print (struct Vector_s *)
     struct Vector_s *this;
  {
    printf ("%i, %i, %i\n", this->x, this->y, this->z);
  }