chat(8) on OpenBSD
The text 5d7d4ec727d8, as OpenBSD 3.2, OpenBSD 3.1, OpenBSD 3.0, OpenBSD 2.9, OpenBSD 2.8, OpenBSD 2.7, OpenBSD 2.6 shipped it.
Automated conversational script with a modem
Flags it lists
-
-S -
-V -
-e -
-s -
-t -
-v