linux c socket server

#include<stdio.h>
#include<stdlib.h>
#include<errno.h>
#include<string.h>
#include<sys/types.h>
#include<netinet/in.h>
#include<sys/socket.h>
#include<sys/wait.h>

#define SERVPORT 3333
#define BACKLOG 10

main() {
    int sockfd,client_fd;
    int sin_size;
    struct sockaddr_in my_addr;
    struct sockaddr_in remote_addr;
    if ((sockfd = socket(AF_INET, SOCK_STREAM, 0))== -1 ) {
    perror("socket create error!");
    }
    my_addr.sin_family=AF_INET;
    my_addr.sin_port=htons(SERVPORT);
    my_addr.sin_addr.s_addr=INADDR_ANY;
    bzero(&(my_addr.sin_zero), 8);
    if (bind(sockfd, (struct sockaddr *) &my_addr, sizeof(struct sockaddr)) == -1) {
    perror("bind error!");
    exit(1);
    }

    if(listen(sockfd, BACKLOG) == -1) {
    perror("listen error!");
    }

    while(1) {
      sin_size = sizeof(struct sockaddr_in);
    if ((client_fd = accept(sockfd, (struct sockaddr *) &remote_addr,&sin_size)) == -1) {
        perror("accept error!");
        continue;
        }

    printf("received a connnection from %d\n", inet_ntoa(remote_addr.sin_addr));
    
      if(!fork()) {
        if (send(client_fd,"HELLO,LILIJUN\n",12,0) == -1) {
        perror("send error !");
        close(client_fd);
        exit(0);
        }
        }
    close(client_fd);
    }

}