---------------------------<snip>-------------------
AMASPZAP opens the SYSLIB dataset with a DCB, not an ACB, so it can't
open a VSAM dataset.
z/OS MVS Diagnosis: Tools and Service Aids disagrees:
In addition, SPZAP can be used to inspect and modify data other than
executable programs. Examples of such types of data are:
..
o A VSAM sequential or indexed data set.
If I remember correctly, authorized programs (APF, system key, or
supervisor state) can use a DCB to OPEN a VSAM data set.
------------------------------<unsnip>-------------------------
As I am learning, to my chagrin. Open mouth, insert foot.............. <G>
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