typedef class view_t
{
public:
   int    load_view(int);
   void   load_view(void);
   void   print_view(void);
private:
   int    win_x_size;
   int    win_y_size;
   double world_x_size;
   double world_y_size;
   double viewpt[3];
}  view_tx;

int view_t::load_view(int)
{
   return(0);
}

void view_t::load_view(void)
{
   return;
}

void view_t::print_view(void)
{
   return;
}

int main()
{
   new view_t;
   new view_tx;
   new class view_t;
}