ws2tcpip.h that declare the sys/socket.h definitions we need. Note
that you can influence which definitions you get by setting the
WINVER symbol before including these two files. For example,
getaddrinfo is only available if _WIN32_WINNT >= 0x0501 (that
symbol is set indiriectly through WINVER). You can set this by
ws2tcpip.h that declare the sys/socket.h definitions we need. Note
that you can influence which definitions you get by setting the
WINVER symbol before including these two files. For example,
getaddrinfo is only available if _WIN32_WINNT >= 0x0501 (that
symbol is set indiriectly through WINVER). You can set this by