nir9

#include <sys/socket.h>
#include <string.h>
#include <fcntl.h>
#include <sys/sendfile.h>
#include <unistd.h>
#include <netinet/in.h>

void main() {
    int s = socket(AF_INET, SOCK_STREAM, 0);
    struct sockaddr_in addr = {