Easy TcpIp Library is useful to add basic TCP/IP support to your applications by simply linking it in.
You can download it from the following link: https://packetstormsecurity.com/files/download/11662/EasyTcpIp-lib-0.2.tar.gz
Source: https://packetstormsecurity.com/files/11662/EasyTcpIp-lib-0.2.tar.gz.html