File list (Check if you may need any files):
Ethernet
........\Dhcp.cpp
........\Dhcp.h
........\Dns.cpp
........\Dns.h
........\Ethernet.cpp
........\Ethernet.h
........\EthernetClient.cpp
........\EthernetClient.h
........\EthernetServer.cpp
........\EthernetServer.h
........\EthernetUdp.cpp
........\EthernetUdp.h
........\examples
........\........\BarometricPressureWebServer
........\........\...........................\BarometricPressureWebServer.ino
........\........\ChatServer
........\........\..........\ChatServer.ino
........\........\CosmClient
........\........\..........\CosmClient.ino
........\........\CosmClientString
........\........\................\CosmClientString.ino
........\........\DhcpAddressPrinter
........\........\..................\DhcpAddressPrinter.ino
........\........\DhcpChatServer
........\........\..............\DhcpChatServer.ino
........\........\DnsWebClient
........\........\............\DnsWebClient.ino
........\........\PachubeClient
........\........\.............\PachubeClient.ino
........\........\PachubeClientString
........\........\...................\PachubeClientString.ino
........\........\TelnetClient
........\........\............\TelnetClient.ino
........\........\TwitterClient
........\........\.............\TwitterClient.ino
........\........\UdpNtpClient
........\........\............\UdpNtpClient.ino
........\........\UDPSendReceiveString
........\........\....................\UDPSendReceiveString.ino
........\........\WebClient
........\........\.........\WebClient.ino
........\........\WebClientRepeating
........\........\..................\WebClientRepeating.ino
........\........\WebServer
........\........\.........\WebServer.ino
........\keywords.txt
........\util.h
........\utility
........\.......\socket.cpp
........\.......\socket.h
........\.......\w5100.cpp
........\.......\w5100.h
........\w5200.h