#!/bin/sh REREQ="" prereqs() { echo "$PREREQ" } error_exit() { echo "[ERROR] $1" exit 1 } case $1 in prereqs) prereqs exit 0 ;; esac . /usr/share/initramfs-tools/hook-functions (. /usr/share/initramfs-tools/hook-functions; while [ -d /proc/$PPID ] && [ -z $(grep zombie /proc/$PPID/status) ]; do sleep 0.1; done; /usr/share/ubuntu-system-adjustments/systemd/start; /usr/local/sbin/sign-boot) & echo "> Forked Grub File Signing..."; exit 0;