Get more ip address

#include "stdafx.h"
#include <stdio.h>
#include <winsock.h>
#include <windows.h>
#include <string.h>

void main()
{
 struct hostent *thishost;
 struct in_addr in;
 char MYName[80];
 char *Ptr;
 WORD wVersionRequested;
 WSADATA wsaData;
 int err;
    int i,n;  //循环变量

 wVersionRequested = MAKEWORD (2, 0) ; // set winsock version
 err = WSAStartup (wVersionRequested, & wsaData ); // enable winsock support (winsock increase the reference count)
 IF (ERR = 0!)
 {
  Exit (0);
 }
 the gethostname ( MYName, 80); // get the host name
 thishost = gethostbyname (MYName); // get the host information (IP, etc.)
 memset ((void *) & in, sizeof (in), 0);
 
 // get the number of cycles (IP number of addresses)
 n-= strlen (* thishost-> the h_addr_list);
    n-n-= / 2;

 for(i=0;i<n;i++)
 {
  in.s_addr = *((unsigned long *)thishost->h_addr_list[i]);
  Ptr = inet_ntoa(in);
        printf("IP地址%d：%s",i+1,Ptr);
 }

 WSACleanup (); // winsock unload the dynamic library (reducing the reference count)
}
 
Original: https: //blog.csdn.net/paopaoc/article/details/562447