【求助】fcntl()从linux移植到windows

int lockfile(int fd) {
struct flock fl;
fl.l_type = F_WRLCK;
fl.l_start = 0;
fl.l_whence = SEEK_SET;
fl.l_len = 0;
return (fcntl(fd, F_SETLK, &fl));
}
这段代码要怎么改才能在Windows下运行锕==