http://jingyan.baidu.com/article/2d5afd69eda0cd85a2e28e9d.html
make ARCH=arm CROSS_COMPILE=/opt/hisi-linux-nptl/arm-hisiv100-linux/target/bin/arm-hisiv100nptl-linux-
交叉编译busybox
原文：http://www.cnblogs.com/jingzhishen/p/5480935.html
