On Sun, May 1, 2022 at 10:00 PM Jun T <takimoto-j@xxxxxxxxxxxxxxxxx> wrote:> > > ( exec 3>&1 3>&2; print -u 3 some words ) > sleep 1 > > then the test passes. But not sure whether this is a correct fix. Try ( exec 3>&1 3>&2; print -u 3 some words; exec 3>&- ) ??