If no position data is defined an empty position is printed. No Position should be printed at all in this case.

TP+
```ruby
pos := P[1]
linear_move.to(pos).at(100, 'mm/s').term(-1)
```

LS
```fortran
/MN
 :  ;
 : L P[1:pos] 100mm/sec FINE ;
/POS
P[1:"pos"]{
};
/END
```