`mkinitcpio` supports both. The `base` hook installs the shell PID 1, the `systemd` hook installs systemd as PID1. The default hook setup was changed with the

`mkinitcpio` supports both. The `base` hook installs the shell PID 1, the `systemd` hook installs systemd as PID1. The default hook setup was changed with the latest'ish release to default too the `systemd` hook setup. Shell `init`; https://gitlab.archlinux.org/archlinux/mkinitcpio/mkinitcpio/-/blob/master/init?ref_type=heads https://gitlab.archlinux.org/archlinux/mkinitcpio/mkinitcpio...