On Thu, 22 Mar 2018 09:17:03 -0500, John McKown wrote: > >File descriptors are mainly what are kept. But the DD statements are all >FREEd. As is user memory. The only DD which can be kept is the STEPLIB and >only if the environment variable STEPLIB exists and is equal to "CURRENT". > Is STEPLIB kept or reallocated? Suppose, e.g. another job is waiting on an ENQ for a DSN in that STEPLIB. Will that other job intrude? Suppose the STEPLIB before exec() includes an uncatalogued data set. Will the exec()ed program get the same data set?
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