update-passwd(8) on Linux
The text e32fb3412a78, as Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
safely update /etc/passwd and /etc/group databases
Flags it lists
-
--group-master -
--help -
--passwd-master -
--quiet -
--sanity-check -
--version -
-g -
-p -
-q -
-s