Add ANY_INT16 to any_types and use it for u.ux/uy/tx/ty and uz dlevel/dnum. These are coordxy (int16_t) but the Lua bindings were treating them as 1-byte fields, so on big-endian m68k Lua read the high byte (0) instead of the actual value. Symptom: place_object off map <0,0> in the tutorial.