explain_acl_set_file_or_die(3) on Linux
The text 6ec42bbd6901, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch) shipped it. The page shows this text now.
set an ACL by filename and report errors