$addrs = join(' ', @$addrs) if ref($addrs) eq 'ARRAY';
$urls .= <<EOF
# If you have public-inbox 1.1+ installed, you may
# initialize and index your mirror using the following commands:
$addrs = join(' ', @$addrs) if ref($addrs) eq 'ARRAY';
$urls .= <<EOF
# If you have public-inbox 1.1+ installed, you may
# initialize and index your mirror using the following commands: