dvander@227: native PrintNum(num);
dvander@227: 
dvander@24: f(&a)
dvander@24: {
dvander@24:     return a++;
dvander@24: }
dvander@24: 
dvander@227: public main()
dvander@24: {
dvander@24:     new i = 0;
dvander@227:     PrintNum(f(i));
dvander@227:     PrintNum(i);
dvander@24: }