run_hook ()
{
    # add symlink for db files
    ln -sf /src/clamav /var/lib/clamav
    echo "ARCH_CLAMAV USAGE:"
    echo "--------------------"
    echo "  Mount your boot media to /src to use ondisk clamav db files." 
    echo "  If you want up to date db files use the freshclam program."
    echo "--------------------"
}