od(1) on OpenBSD
The text d91f60099972, as OpenBSD 4.0, OpenBSD 3.9, OpenBSD 3.8, OpenBSD 3.7, OpenBSD 3.6, OpenBSD 3.5, OpenBSD 3.4 shipped it.
octal, decimal, hex, ascii dump
Flags it lists
-
-B -
-F -
-H -
-I -
-L -
-N -
-O -
-X -
-a -
-b -
-c -
-d -
-e -
-f -
-h -
-i -
-j -
-l -
-o -
-t -
-v -
-x