o<m250> sub
(debug, in M250.ngc)

o<g881_havex> if [EXISTS[#<x>]]
(debug, X param set: #<x>)
o<g881_havex> endif

o<g881_havey> if [EXISTS[#<y>]]
(debug, Y param set: #<y>)
o<g881_havey> endif

o<g881_havez> if [EXISTS[#<z>]]
(debug, Z param set: #<z>)
o<g881_havez> endif

o<g881_havep> if [EXISTS[#<p>]]
(debug, P param set: #<p>)
o<g881_havep> endif

o<g881_haveq> if [EXISTS[#<q>]]
(debug, Q param set: #<q>)
o<g881_haveq> endif

o<g881_haver> if [EXISTS[#<r>]]
(debug, R param set: #<r>)
o<g881_haver> endif

o<m250> endsub
m2
