makefile
http://scc.qibebt.cas.cn/docs/linux/base/%B8%FA%CE%D2%D2%BB%C6%F0%D0%B4Makefile-%B3%C2%F0%A9.pdf
<automake, autoconf 使用详解>
http://www.laruence.com/2009/11/18/1154.html