savecore(8) on OpenBSD
The text 7def3148bc8c, as OpenBSD 4.1, OpenBSD 4.0, OpenBSD 3.9, OpenBSD 3.8, OpenBSD 3.7, OpenBSD 3.6, OpenBSD 3.5, OpenBSD 3.4 shipped it.
save a core dump of the operating system
Flags it lists
-
-N -
-c -
-f -
-v -
-z