On 2016-02-16, at 07:17, Peter Relson wrote: > > Perhaps I'm forgetting something, but IIRC, as far as the binder and z/OS > itself is concerned, RSECT matters only for CSECTs in IEANUCxx where they > are put into the read-only nucleus. It is ignored for all other > situations. > Isn't there for several releases a REFRPROT option (in PARMLIB?) that causes any REFR CSECT to be write-protected? But this is the sort of thing where the individual unprivileged programmer ought to have control, subject to installation defaults and overrides.
-- gil
