autounmountd(8) on FreeBSD
The text c516c6cdcb6f, as FreeBSD 14.1-RELEASE, FreeBSD 14.0-RELEASE, FreeBSD 13.5-RELEASE, FreeBSD 13.4-RELEASE, FreeBSD 13.3-RELEASE shipped it.
daemon unmounting automounted filesystems
Flags it lists
-
-d -
-r -
-t -
-v