doveadm-purge(1) on Linux
The text ff055ac9880b, as Debian 13 (Trixie) shipped it.
Remove messages with refcount=0 from mdbox files
Flags it lists
-
--no-userdb-lookup -
-A -
-D -
-F -
-O -
-S -
-c -
-i -
-k -
-o -
-u -
-v