You call ANTTREXX as follows:
>>-+-CALL--ANTTREXX--'--request-type--'--+----------------------------+------------+->< | '-,--'--compound-variable--'-' | '-result--=--ANTTREXX--(--?--request-type--?--+----------------------------+--)-' '-,--?--compound-variable--?-'
This corresponds to the ANTRQST REQUEST parameter.
The keywords and parameters are not case-sensitive.
The syntax for keywords is keyword(value), for example, DEVN(OA00). Do not use embedded blanks, for example, DEVN (0A00) or DEVN( 0A00).