On Mon, 20 May 2013 11:29:28 -0400, Brian Schenkenberger, VAXman- wrote: For what it's worth, both of the addresses I previously identified fell, according to the RTPAD.MAP, in the CODE and DATA PSECTs of module RSTSRT. So it's not a shared library issue? Anyway, I wonder what got changed in such an old and perhaps not-so-much-used-today module... G.