chat(8) on FreeBSD
The text b69b6f95a5ab, as FreeBSD 13.2-RELEASE, FreeBSD 13.1-RELEASE, FreeBSD 13.0-RELEASE shipped it.
Automated conversational script with a modem
Flags it lists
-
-S -
-T -
-U -
-V -
-e -
-f -
-r -
-s -
-t -
-v