windows 防火墙开放对 clash 的权限即可用

```
export hostip=$(cat /etc/resolv.conf |grep -oP '(?<=nameserver\ ).*')

export https_proxy="http://${hostip}:7890"

export http_proxy="http://${hostip}:7890"

export all_proxy="sock5://${hostip}:7891"

alias myip="curl myip.ipip.net"
```