rarpd(8) on FreeBSD
The text 07a66e56c137, as FreeBSD 2.2.8-RELEASE, FreeBSD 2.2.7-RELEASE, FreeBSD 2.2.6-RELEASE, FreeBSD 2.2.5-RELEASE shipped it.
reverse ARP daemon
Flags it lists
-
-a -
-f -
-s -
-v