出現：錯誤 1 error C4996: 'strnset': The POSIX name for this item is deprecated. Instead, use the ISO C++ conformant name: _strnset. See online help for details. c:\users\huangxinkai\documents\visual studio 2013\projects\tcpip6\tcpip6\tcpip6.cpp
在strnset前加_變成_strnset就可以了
