cyassl:cyassl-3.3.0
./autogen.sh
./configure --host=arm-openwrt-linux --prefix=/home/xxx/cyassl-3.3.0/build
make
make install
sudo apt-get install automake
./configure: line 3622: syntax error near unexpected token `2.2'
./configure: line 3622: `LT_PREREQ(2.2)'
原因是没有安装libtool
sudo apt-get install libtool