libeio
在 Redis/bio.c 的注释时，其中提及了 libeio。
Daisuke Murase / UV-0.1 8 ++ / libeio
This library provides fully asynchronous versions of most POSIX functions dealing with I/O. Unlike most asynchronous libraries, this not only includes read and write, but also open, stat, unlink and similar functions, as well as less rarely ones such as mknod, futime or readlink.