zfs-unmount(8) on FreeBSD
The text 4d018375c4e0, as FreeBSD 14.5-RELEASE, FreeBSD 14.4-RELEASE, FreeBSD 14.3-RELEASE, FreeBSD 14.2-RELEASE, FreeBSD 14.1-RELEASE shipped it.
manage mount state of ZFS filesystems
Flags it lists
-
-O -
-R -
-a -
-f -
-l -
-o -
-u -
-v