kdump(1) on FreeBSD
The text ac33cb514bab, as FreeBSD 10.4-RELEASE shipped it.
display kernel trace data
Flags it lists
-
-A -
-E -
-H -
-R -
-S -
-T -
-d -
-f -
-l -
-m -
-n -
-p -
-r -
-s -
-t