o<settool_g43> sub
;(debug, tool=#<tool> pocket=#<pocket>)

; we must execute this only in the milltask interpreter
; or preview will break, so test for '#<_task>' which is 1 for 
; the milltask interpreter and 0 in the UI's
O100 if [#<_task> EQ 0]
        (debug, Task ist Null)
O100     return [999]
O100 endif

; using the code being remapped here means 'use builtin behaviour'
m61 q#<tool>

; set tool offset
G43

; signal success be returning a value > 0:
o<settool_g43> endsub [1]
M2