#!/bin/sh
export LC_ALL=C
echo "===SU:APT_CLEAN==="
BEFORE=$(du -sb /var/cache/apt/archives 2>/dev/null | awk '{print $1}')
apt-get clean 2>&1
AFTER=$(du -sb /var/cache/apt/archives 2>/dev/null | awk '{print $1}')
echo "FREED_BYTES=$((BEFORE - AFTER))"
echo "===SU:EXIT=0==="