kdump(1) on OpenBSD
The text 47394511fabc, as OpenBSD 5.6, OpenBSD 5.5, OpenBSD 5.4 shipped it.
display kernel trace data
Flags it lists
-
-H -
-R -
-T -
-X -
-d -
-e -
-f -
-l -
-m -
-n -
-p -
-r -
-t -
-x