int main(void) { int ret = issockettype(0); /*查询标准输入是否套接字描述符 */ printf("value %d\n",ret); int s = socket(AF_INET, SOCK_STREAM,0); /*建立套接字描述*/ ret = issockettype(s); /*查询是否为套接字描述*/ printf("value %d\n",ret); /*输出结果*/ return 0; }
int main(void) { int ret = issockettype(0); printf("value %d\n",ret); int s = socket(AF_INET, SOCK_STREAM,0); ret = issockettype(s); printf("value %d\n",ret); return 0; }