On Nov 30, 2021, at 11:21:51, Mark Hammack wrote: > > If the caller only passes a 72 byte save area (rather than part of a larger > save area stack) then I've got bigger problems than how to test and/or set > c'F4SA' in the save area. :-) > The code of the subroutine should cut the Gordian Knot; take a cue from "UNIX System... Callable Services" and provide dual entry points, e.g.:
AMODE (BPX1OPN): 31-bit AMODE (BPX4OPN): 64-bit -- gil
