bootpgw(8) on FreeBSD
The text 0ca9d6042fec, as FreeBSD 13.2-RELEASE, FreeBSD 13.1-RELEASE, FreeBSD 13.0-RELEASE shipped it.
Internet Boot Protocol server/gateway
Flags it lists
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-a -
-c -
-d -
-h -
-i -
-s -
-t