kdump(1) on OpenBSD
The text e53c3e507efb, as OpenBSD 5.1, OpenBSD 5.0 shipped it.
display kernel trace data
Flags it lists
-
-R -
-T -
-X -
-d -
-e -
-f -
-l -
-m -
-n -
-p -
-r -
-t -
-x