C++获取当前机器内网IP地址

 /*头文件*/
 #include "winsock2.h"

 #pragma comment(lib,"ws2_32.lib")

 /*Hui 获取当前服务器IP*/
     WSADATA wsaData;
     char name[];
     char *ip;
     PHOSTENT hostinfo;
     if ( WSAStartup( MAKEWORD(,), &wsaData ) ==  )
     {
         if( gethostname ( name, sizeof(name)) == )
         {
             if((hostinfo = gethostbyname(name)) != NULL)
             {
                 ip = inet_ntoa (*(struct in_addr *)*hostinfo->h_addr_list);
                 printf("当前服务器IP:%s\n", ip);
             }
         }
         WSACleanup( );
     }
     /*END*/