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#!/bin/sh PREREQ="" prereqs() { echo "$PREREQ" } case $1 in # get pre-requisites prereqs) prereqs exit 0 ;; esac # sanity check [ -z "${blacklist?}" ] && exit 0 # write blacklist to modprobe.d IFS=',' for b in ${blacklist}; do echo "blacklist $b" >> /etc/modprobe.d/initramfs.conf done