#!/bin/sh

# we need to have our modprobe.d files with .conf suffix
for i in /etc/modprobe.d/*; do
	# ignore files that does not exist (i.e if modprobe.d is empty)
	[ -r "$i" ] || continue

	# ignore files that has an extention
	case "$i" in
		*.*) continue;;
	esac

	# append extension
	mv "$i" "$i".conf
done