OpenResty 集成 PCRE - Perl Compatible Regular Expressions

- [OpenResty PCRE - 搜索](https://cn.bing.com/search?q=OpenResty%20PCRE&qs=n&form=QBRE&sp=-1&lq=0&pq=openresty%20pcre&sc=12-14&sk=&cvid=8D6AA343A506411E963F7AD184532BB1&ghsh=0&ghacc=0&ghpl=)
- [部署openresty遇到的一些坑 - shihuc - 博客园](https://www.cnblogs.com/shihuc/p/6519026.html)
- [PCRE - Perl Compatible Regular Expressions](https://www.pcre.org/)
- [Download sites for Exim](https://www.exim.org/download.html)
- [exim/exim: Master Exim source repository - Exim Forgejo](https://code.exim.org/exim/exim)