#!/bin/bash
for file in /root/config/*; do [ -r $file ] && . $file; done

dpkg -l | grep -qw skype | grep -qw 4.3 && exit 0

if [ -x /usr/bin/skype ]; then
    sed -i 's/4\(\.3\.0\.3\)/8\1/' /usr/bin/skype
fi