PIRDS - Pipeline Resource Statistics

    CONTROL BLOCK NAME = DFHPIRDS
    NAME OF MATCHING PLS CONTROL BLOCK = DFHPIRPS
    DESCRIPTIVE NAME = CICS TS Pipeline Domain (Pipeline) Statistics
           Licensed Materials - Property of IBM
            Restricted Materials of IBM 
           5655-Y04
           (C) Copyright IBM Corp. 2004, 2013 
    FUNCTION =
           This data area contains the pipeline statistics
           provided by the PI Domain.
           It is provided for use in users monitoring applications
           to map the statistics returned via the API or the
           statistics global user exit.
           There is a single instance of this data block.
    LIFETIME =
           This data block is created by the Pipeline Domain to store
           statistics to be passed to the user in response to a
           for pipeline statistics. The storage is released when the
           user task is detached.
           The DSECT also maps the contents of part of the SMF buffer
           created by the statistics domain and is used in the
           statistics exit.
    STORAGE CLASS =
    LOCATION =
           The user is passed a pointer to the head of the storage
           block.
    INNER CONTROL BLOCKS = None
    NOTES :
       DEPENDENCIES = S/370
       RESTRICTIONS = None
       MODULE TYPE = Control block definition
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    ALTHOUGH PROVIDED IN A GENERAL INTERFACE LIBRARY DFHPIRDS IS
    NOT TO BE USED AS A GENERAL PROGRAMMING INTERFACE. REFER TO
    PRODUCT DOCUMENTATION TO DETERMINE INTENDED USAGE.

  Constants that denote a PI pipeline stats record