return 0;
static int assign_rfd(struct request *r, int fd){	if (r->cn->rfd != -1)		log_d("assign_rfd: rfd already assigned!?!?");	fcntl(fd, F_SETFD, FD_CLOEXEC);	if (fstat(fd, &r->finfo) == -1) {		lerror("fstat");		return -1;	}	close_rfd(r);	r->cn->rfd = fd;}