linux下gethostbyname出错。
if((host = gethostbyname( "localhost ")) == NULL);
{
herror( "gethost error ");
exit(1);
}
报错:Resolver Error 0 (no error)
当我将 "localhost "改为 "www.baidu.com "也报错 :Unknown host
请大侠看看是怎么回事？谢谢。

[解决办法]
if((host = gethostbyname( "localhost ")) == NULL);不应该有；