apt-get install subversion git build-essential libncurses5-dev zlib1g-dev gawk unzip gettext libssl-dev intltool openjdk-6-jre-headless optipng
ln -sf bash /bin/sh
cd /home
mkdir hiwifi
useradd -d /home/hiwifi hiwifi
passwd hiwifi
****** （这里是改密码）
******
chmod 777 /home/hiwifi
login
hiwifi （这里是登录）
******
wget http://hiwifi-sdk.oss.aliyuncs.com/HC5661s-mediatek-sdk.tar.bz2 （注：这是极1S的交叉编译工具，只支持64位系统）
tar xjf HC5661s-mediatek-sdk.tar.bz2
cd OpenWrt-SDK-mediatek-for-redhat-x86_64-gcc-4.6-linaro_uClibc-0.9.33.2 （不用输这么长，按tab键自动补全）
./scripts/cross-compile.sh ./

wget http://www.fping.org/dist/fping-3.13.tar.gz
tar xzf fping-3.13.tar.gz
cd fping-3.13
./configure

checking build system type... mipsel-unknown-linux-uclibc

checking host system type... mipsel-unknown-linux-uclibc

checking target system type... mipsel-unknown-linux-uclibc

checking for a BSD-compatible install... /usr/bin/install -c

checking whether build environment is sane... yes

checking for a thread-safe mkdir -p... /bin/mkdir -p

checking for gawk... gawk

checking whether make sets $(MAKE)... yes

checking whether make supports nested variables... yes

checking whether to enable maintainer-specific portions of Makefiles... no

checking for gcc... gcc

checking whether the C compiler works... yes

checking for C compiler default output file name... a.out

checking for suffix of executables... 

checking whether we are cross compiling... configure: error: in `/home/hiwifi/fping-3.13':

configure: error: cannot run C compiled programs.

If you meant to cross compile, use `--host'.

See `config.log' for more details