Not quite; SYSCALL is no longer the current (i.e., implicit) environment but it 
is still available as an explicit environment:

    address TSO
    address SYSCALL foo
    /* TSO is still the current envirenment */


--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3

________________________________________
From: IBM Mainframe Discussion List [[email protected]] on behalf of 
Paul Gilmartin [[email protected]]
Sent: Tuesday, June 28, 2022 7:04 PM
To: [email protected]
Subject: Re: Some questions on SYSCALL

On Tue, 28 Jun 2022 15:55:20 -0700, Ed Jaffe  wrote:

>On 6/28/2022 3:50 PM, Charles Mills wrote:
>> And another question: what makes ADDRESS SYSCALL "go away"?
>
>Years ago on MVS-OE we were advised by Bill Schoen not to attempt
>SYSCALLS("OFF").
>
>Once you turn it on, leave it on...
>
Good memory, but wrong question.

address TSO /* makes ADDRESS SYSCALL "go away".  */

--
gil

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