cif_compare_dics(1) on Linux
The text 5a73151bec5f, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it. The page shows this text now.
checks a pair of DDL1/DDLm dictionaries for compatibility breaking differences. Discrepancies between corresponding enumeration sets, default values, permitted ranges as well as data items unique to one of the dictionaries are reported.