use epoll and poll if possible
use epoll and poll if possible

cinemast/libjson-rpc-cpp,jmassey-jacques/libjson-rpc-cpp,cinemast/libjson-rpc-cpp,jmassey-jacques/libjson-rpc-cpp,cinemast/libjson-rpc-cpp,jmassey-jacques/libjson-rpc-cpp,jmassey-jacques/libjson-rpc-cpp,toolmmy/libjson-rpc-cpp,cinemast/libjson-rpc-cpp,cinemast/libjson-rpc-cpp,toolmmy/libjson-rpc-cpp,toolmmy/libjson-rpc-cpp,toolmmy/libjson-rpc-cpp