In bectl, the -o flag in the destroy subcommand is missing the help message.
However it works and it's also documented in the man page
Submitter is a committer, patch is accepted and OK for commit-
A commit references this bug:
Date: Fri Oct 30 19:37:34 UTC 2020
New revision: 367183
bectl(8): missing flag in the help message
Flag -o for destroy subcommand is missing in the help message,
but present in the man page. Fix it.
Approved by: kevans
Differential Revision: https://reviews.freebsd.org/D26429