check-kernel-version()
{
uname -r | grep -q "^$(echo $1 | sed 's/\./\\\./g')" || echo "1;Kernel is not $1 (current: $(uname -r))"
}

check-var-mail-root()
{
if [ -e /var/mail/root.splitted -o -e /var/mail/root.processing ]; then
    echo "1;mail resend failed, try 'resend-root-mail.sh resend'"
elif [ -e /var/mail/root -a "$(wc -c /var/mail/root 2>/dev/null | awk '{print $1}')" -ne 0 ]; then
    echo "1;local mail in /var/mail/root"
fi
}
