网络编程unix/linux,的wrap库，很好。-networking programming lib

libev-4.15源码 libev是Marc Lehmann用C写的高性能事件循环库。通过libev，可以灵活地把各种事件组织管理起来，如：时钟、io、信号等。libev在业界内也是广受好评，不少项目都采用它来做底层的事件循环。node.js也是其中之一-libev-4.15 source libev Marc Lehmann is written in C, a high-performance event loop library. By libev, the flexibility