On 2014-04-01, at 02:46, Jonathan Scott wrote:

> Ref:  Your note of Mon, 31 Mar 2014 23:26:21 -0600
>
> Paul Gilmartin <[email protected]> writes:
>> (Motivated by a thread in IBM-MAIN.)
>>
>> I notice that the HLASM PTF level appears on the first page of
>> every SYSPRINT.
>>
>> Does this imply that there is a unique CSECT updated by every PTF?
>
> Module ASMA9Z contains the PTF level.  The source is not updated, but
> it is recompiled to pick up the PTF level via SYSPARM.
>
>> Implying that each PTF has its immediate predecessor as a PRErequisite?
>
> Yes.
>
>> Is that PTF level available as a preset GBLC symbol?
>
> No.
>
> The change history information shown by the INFO option (assembled
> into module ASMAINFO) is also updated for every APAR.
>
> Jonathan Scott
> IBM Hursley, UK

May I have your permission to quote you on IBM-MAIN?

Thanks,
gil

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