#include<netdb.h>#include<stdio.h>void getHostent(){struct hostent* host1;host1 = gethostent();struct hostent* host2;host2 = gethostent();printf("host1:%x,host2:%x\n",host1,host2);printf("h_name:%s\n",host1->h_name);///////}int main(){getHostent();return 0;}
原文：http://www.cnblogs.com/ZhangJinkun/p/4570491.html