+# Set up networking (wifi!).
+apt-get -y install firmware-iwlwifi
+DEBIAN_FRONTEND=noninteractive apt-get -y install wicd-curses
+sed -i 's/^wired_interface = .*$/wired_interface = eth0/g' /etc/wicd/manager-settings.conf
+sed -i 's/^wireless_interface = .*$/wireless_interface = wlan0/g' /etc/wicd/manager-settings.conf
+systemctl restart wicd
+
+# Set up hibernation on lid close.
+echo 'HandleLidSwitch=hibernate' >> /etc/systemd/logind.conf
+