o<change> sub
(debug, in change tool_in_spindle=#<tool_in_spindle> current_pocket=#<current_pocket>)
(debug, selected_tool=#<selected_tool> selected_pocket=#<selected_pocket>)
; using the code being remapped here means 'use builtin behaviour'
M6
; signal success be returning a value > 0:
o<change> endsub [1]
m2

