> On Apr 27, 2020, at 8:41 PM, John Cowan <xxxxxx@ccil.org> wrote: > > Gambit supports it and does a bitwise-AND, which seems like the Right Thing. Typically the per-process umask will be set in the shell, and we don't want the program to be able to widen it. That should be “Gambit will …”, because as you say it seems like the Right Thing. Marc