On Thu, 27 Aug 2020 18:18:52 +0000, Rob Scott wrote:
>ISFCALLS is an external REXX function - all that is required is that the load
>module (it is an alias to ISFYHOST in SISFLOAD) is available via the normal
>search sequence.
>
I have never had to be concerned with this when I call ISFCALLS under UNIX.
Perhaps it's in LPA or link list:
https://www.ibm.com/support/knowledgecenter/en/SSLTBW_2.4.0/com.ibm.zos.v2r4.bpxb600/bpx1rx22.htm
>ISFCALLS returns rc=0 by design when the host envirmnment already exists.
>
So there's no way the coder can restore the caller's status quo ante.
Perhaps it matters little.
-- gil
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