# Install on or the other
.PHONY: install auto-update auto-upgrade
install: auto-update

auto-update: /etc/apt/apt.conf.d/20auto-update
/etc/apt/apt.conf.d/20auto-update: 20auto-update.conf
	install -m 644 $^ $@

auto-upgrade: /etc/apt/apt.conf.d/20auto-upgrades
/etc/apt/apt.conf.d/20auto-upgrades: 20auto-upgrades.conf
	install -m 644 $^ $@