// Block A if your local or server does not support IPv4. Note that all servers of Shiliew support both IPv4 and IPv6
// Block A, 如果你本地或服务器不支持 IPv4. 备注: 所有的 Shiliew server 都支持 IPv4 和 IPv6
modules = append(modules, {
    dnsquery: func(m) {
        if m.type == "A" {
            return {block: true}
        }
    }
})