manctl(8) on FreeBSD
The text 63397895d7d0, as FreeBSD 3.5.1-RELEASE, FreeBSD 3.5-RELEASE, FreeBSD 3.4-RELEASE, FreeBSD 3.3-RELEASE shipped it.
manipulating manual pages
Flags it lists
-
-compress -
-help -
-purge -
-uncompress