savecore(8) on OpenBSD
The text e5fea5685cb8, as OpenBSD 5.4, OpenBSD 5.3, OpenBSD 5.2, OpenBSD 5.1, OpenBSD 5.0, OpenBSD 4.9, OpenBSD 4.8, OpenBSD 4.7, OpenBSD 4.6, OpenBSD 4.5 shipped it.
save a core dump of the operating system
Flags it lists
-
-N -
-c -
-f -
-v -
-z