chasquid(1) on Linux
The text 610520d2f7e2, as Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it.
SMTP (email) server
Flags it lists
-
-alsologtostderr -
-config_dir -
-config_overrides -
-logfile -
-logtime -
-logtosyslog -
-v -
-version