posixshmcontrol(1) on FreeBSD
The text 9920b9a23bf7, as FreeBSD 13.0-RELEASE shipped it.
Control POSIX shared memory segments
Flags it lists
-
-h -
-n
The text 9920b9a23bf7, as FreeBSD 13.0-RELEASE shipped it.
Control POSIX shared memory segments
-h
-n