Rational Developer for System z
PL/I for Windows, Version 8.0, Programming Guide

ENVIRONMENT options for record-oriented data transmission

The ENVIRONMENT options applicable to consecutive data sets for record-oriented data transmission are:

You can find a description of these options and of their syntax in Specifying characteristics using the PL/I ENVIRONMENT attribute.

Rational Developer for System z
PL/I for Windows, Version 8.0, Programming Guide