PROCPTR
The PROCPTR keyword defines an item as a procedure pointer. The internal Data-Type field (position 40) must contain a *.
See EXTPROC({*CL|*CWIDEN|*CNOWIDEN| {*JAVA:class-name:}}name) for information on how to use a procedure pointer to call a procedure.
Note: The PROCPTR keyword is not used in
a free-form definition.
Instead, keyword POINTER(*PROC)
is specified to define the item as a procedure pointer.