posixshmcontrol(1) on FreeBSD
The text 392dff92f849, as FreeBSD 12.4-RELEASE shipped it.
Control POSIX shared memory segments
Flags it lists
-
-h -
-n
The text 392dff92f849, as FreeBSD 12.4-RELEASE shipped it.
Control POSIX shared memory segments
-h
-n