https://www.cnblogs.com/qiufeng2014/p/15642623.html
https://forum.lazarus.freepascal.org/index.php/board,19.0.html
https://wiki.lazarus.freepascal.org/Getting_Lazarus
https://wiki.lazarus.freepascal.org/Lazarus_FAQ
CodeBlocks - CodeBlocks 代码编辑器
https://blog.csdn.net/u012320459/article/details/46508399 Arch下关闭ipv6方法
https://ipw.cn/ 查询ipv6
https://ipw.cn/ipv6/