道阻且长

http://blog.chinaunix.net/u/14063/showart_377118.html

http://www.sudu.cn/info/html/edu/linux/20080407/264851.html

http://hi.baidu.com/jackbillow/blog/item/c7f242f3e92a71cc0b46e080.html

http://www.cppblog.com/converse/archive/2008/10/08/63504.html

http://www.cppblog.com/converse/archive/2008/10/13/63928.aspx

http://www.cppblog.com/converse/archive/2008/04/29/48482.html

http://blog.kovyrin.net/2006/04/13/epoll-asynchronous-network-programming/

http://fixunix.com/linux/340427-example-epoll-usage.html

http://new.qzone.qq.com/4169928/blog/1202027558

userver

http://www.cs.uwaterloo.ca/~brecht/papers/getpaper.php?file=ols-2004.pdf

http://www.kegel.com/c10k.html

http://lyningg.spaces.live.com/blog/cns!35cd4180e01b4084!189.entry

http://hi.baidu.com/iloveurong/blog/item/7153fc8bf3116a16c8fc7a2d.html

http://hi.baidu.com/hytjfxk/blog/item/d844af580c34b4d99c82042b.html

http://www.google.cn/search?hl=zh-CN&newwindow=1&q=epoll+ET&btnG=Google+搜索&meta=&aq=f&oq=

http://cache.baidu.com/c?m=9f65cb4a8c8507ed4fece763105392230e54f7687e8d92027fa3c215cc792f32247bb2f1667a4e1982d87c6503aa545eeced377432022ab490cc824ad8b8852f5b8d30340746c01e4cc75cf28b102a9673c509b2f3&p=876ac71b9e934eab0dbe9b7b5b&user=baidu

http://apps.hi.baidu.com/share/detail/428384

aMule 会只让启动一个实例，如何实现的？
崩溃时会打印出堆栈信息，如何做到这一点？
多个定时器，如何做到？
fork, vfork, clone 有什么区别？
copy on write, close on exec 是什么意思？
select, epoll 等的区别。
dup, dup2;
SIGPIPE

以下例子在 Linux 上编译通过。

$ ./a.out
Start of region: 0x804c000
Got SIGSEGV at address: 0x804e000
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opendir在FreeBSD上可能有问题。由readdir得到的文件类型可能不对。
使用fts，ftw等可以完成。
scandir

ioctl_list
futex
resolver：一批和DNS查询有关的API。
pread/pwrite
select/epoll/kquene
mlockall/munlockall
sockatmark