newgrp(1) on Linux
The text 9f4beeec9675, as Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
Change group ID sg - Execute command as different group ID
The text 9f4beeec9675, as Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
Change group ID sg - Execute command as different group ID