httpdemo
openssl+curl+libevent+cjson
openssl
./config --prefix=/home/chry/codes/new-root shared
make
make install
curl
export PKG_CONFIG_PATH=/home/chry/codes/new-root/lib
./configure --enable-static=no --prefix=/home/chry/codes/new-root --with-ssl
make
make install
https://www.cnblogs.com/moodlxs/archive/2012/10/15/2724318.html
libevent
export LIBS=-I/home/chry/codes/new-root/include/
export LDFLAGS="-L/home/chry/codes/new-root/lib/ -lssl -lcrypto"
./configure --enable-static=no --prefix=/home/chry/codes/new-root
make
make install
cJSON
mkdir build
cd build
cmake -DCMAKE_INSTALL_PREFIX=/home/chry/codes/new-root ..