帮我看看是什么问题，编译通过，能运行，就是访问不到

vinchen

#include <sys/types.h>
#include <sys/time.h>
#include <sys/queue.h>
#include <sys/types.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <netinet/in.h>
#include <net/if.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <arpa/inet.h>
#include <fcntl.h>
#include <time.h>
#include <sys/ioctl.h>
#include <errno.h>
#include <assert.h>
#include <signal.h>
#include <stdbool.h>


#include <err.h>
#include <event.h>
#include <evhttp.h>

#define VERSION "1.1"

/* 处理模块 */
void httpsqs_handler(struct evhttp_request *req, void *arg)
{
    struct evbuffer *buf;
    buf = evbuffer_new();
       
        evbuffer_add_printf(buf, "%s", "hello..........");
       
        /* 输出内容给客户端 */
    evhttp_send_reply(req, HTTP_OK, "OK", buf);
               
        /* 内存释放 */
        evbuffer_free(buf);
}

int main(int argc, char **argv)
{
        char *httpsqs_settings_listen = "0.0.0.0";
        int httpsqs_settings_port = 80;
        int httpsqs_settings_timeout = 1; /* 单位：秒 */
       
        /* 请求处理部分 */
    struct evhttp *httpd;

    event_init();
    httpd = evhttp_start(httpsqs_settings_listen, httpsqs_settings_port);
        evhttp_set_timeout(httpd, httpsqs_settings_timeout);

    evhttp_set_gencb(httpd, httpsqs_handler, NULL);

    event_dispatch();

    evhttp_free(httpd);

    return 0;
}