#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys socket.h="">
#include <arpa inet.h="">
#include <unistd.h>

#define MAX_BUFFER_SIZE 1024

int main() {
    int sockfd;
    struct sockaddr_in server_addr;
    char request[] = "GET /api/endpoint HTTP/1.1\r\nHost: example.com\r\n\r\n";
    char response[MAX_BUFFER_SIZE];

    // 创建socket
    sockfd = socket(AF_INET, SOCK_STREAM, 0);
    if (sockfd == -1) {
        perror("socket");
        exit(EXIT_FAILURE);
    }

    // 设置服务器地址
    server_addr.sin_family = AF_INET;
    server_addr.sin_port = htons(80);
    if (inet_pton(AF_INET, "example.com", &amp;(server_addr.sin_addr)) &lt;= 0) {
        perror("inet_pton");
        exit(EXIT_FAILURE);
    }

    // 连接服务器
    if (connect(sockfd, (struct sockaddr*)&amp;server_addr, sizeof(server_addr)) &lt; 0) {
        perror("connect");
        exit(EXIT_FAILURE);
    }

    // 发送HTTP请求
    if (send(sockfd, request, strlen(request), 0) &lt; 0) {
        perror("send");
        exit(EXIT_FAILURE);
    }

    // 接收服务器响应
    memset(response, 0, sizeof(response));
    while (recv(sockfd, response, sizeof(response)-1, 0) &gt; 0) {
        printf("%s", response);
        memset(response, 0, sizeof(response));
    }

    // 关闭socket
    close(sockfd);

    return 0;
}