setfsmac(8) on FreeBSD
The text ccf3bead4839, as FreeBSD 13.2-RELEASE, FreeBSD 13.1-RELEASE, FreeBSD 13.0-RELEASE shipped it.
set MAC label for a file hierarchy
Flags it lists
-
-e -
-f -
-h -
-q -
-s -
-v -
-x