Rational Developer for System z
Enterprise PL/I for z/OS, Version 3.8, Programming Guide

EXTRN

The EXTRN option controls when EXTRNs are emitted for external entry constants.

Read syntax diagramSkip visual syntax diagram             .-FULL--.
>>-EXTRN--(--+-SHORT-+--)--------------------------------------><
 

FULL
EXTRNs are emitted for all declared external entry constants. This is the default.
SHORT
EXTRNs are emitted only for those constants that are referenced.

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