messages.mailutils(1) on Linux
The text 7ba0b2fb3a34, as Debian 3.1 (Sarge) shipped it.
manual page for messages (GNU Mailutils 0.6.1)
Flags it lists
-
--help -
--license -
--lock-expire-timeout -
--lock-flags -
--lock-retry-count -
--lock-retry-timeout -
--mail-spool -
--quiet -
--silent -
--tls -
--usage -
--version -
-? -
-V -
-m -
-q -
-s