Changes made to z/OS V2R1 as updated September, 2014
Correction to the parameter list of the FIND macro. For details, refer to the description of offset X'04' in FIND—Establish the beginning of a data set member (BPAM).
Additions to the ISITMGD macro. Refer to ISITMGD—Is the data set system-managed? (BPAM, BSAM, QSAM).