c-icap-mkbdb(8) on Linux
The text 2a0b5e248227, as Debian 11 (Bullseye) shipped it.
simple ICAP clientutility to create Berkeley DB lookup tables
Flags it lists
-
--btree -
--dump -
-V -
-VV -
-d -
-i -
-o -
-p -
-t -
-v