static enum req_fsm_nxt
cnt_synth(struct worker *wrk, struct req *req)
{
	char date[40];
	struct http *h;
	double now;

	CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC);
	CHECK_OBJ_NOTNULL(req, REQ_MAGIC);

	wrk->stats.s_synth++;


	now = W_TIM_real(wrk);
	VSLb_ts_req(req, "Process", now);

	if (req->err_code < 100 || req->err_code > 999)
		req->err_code = 501;

	HTTP_Setup(req->resp, req->ws, req->vsl, SLT_RespMethod);
	h = req->resp;
	VTIM_format(now, date);
	http_PrintfHeader(h, "Date: %s", date);
	http_SetHeader(h, "Server: Varnish");
	http_PrintfHeader(req->resp, "X-Varnish: %u", VXID(req->vsl->wid));
	http_PutResponse(h, "HTTP/1.1", req->err_code, req->err_reason);

	AZ(req->synth_body);
	req->synth_body = VSB_new_auto();
	AN(req->synth_body);

	VCL_synth_method(req->vcl, wrk, req, NULL, req->http->ws);

	http_Unset(h, H_Content_Length);

	AZ(VSB_finish(req->synth_body));

	if (wrk->handling == VCL_RET_RESTART) {
		HTTP_Setup(h, req->ws, req->vsl, SLT_RespMethod);
		VSB_delete(req->synth_body);
		req->synth_body = NULL;
		req->req_step = R_STP_RESTART;
		return (REQ_FSM_MORE);
	}
	assert(wrk->handling == VCL_RET_DELIVER);

	if (http_HdrIs(req->resp, H_Connection, "close"))
		req->doclose = SC_RESP_CLOSE;

	V1D_Deliver_Synth(req);

	VSLb_ts_req(req, "Resp", W_TIM_real(wrk));

	VSB_delete(req->synth_body);
	req->synth_body = NULL;

	req->err_code = 0;
	req->err_reason = NULL;
	return (REQ_FSM_DONE);
}
static enum req_fsm_nxt
cnt_synth(struct worker *wrk, struct req *req)
{
	char date[40];
	struct http *h;

	CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC);
	CHECK_OBJ_NOTNULL(req, REQ_MAGIC);

	req->acct_req.synth++;

	HTTP_Setup(req->resp, req->ws, req->vsl, SLT_RespMethod);
	h = req->resp;
	req->t_resp = VTIM_real();

	if (req->err_code < 100 || req->err_code > 999)
		req->err_code = 501;

	http_ClrHeader(h);
	http_PutProtocol(h, "HTTP/1.1");
	http_PutStatus(h, req->err_code);
	VTIM_format(req->t_resp, date);
	http_PrintfHeader(h, "Date: %s", date);
	http_SetHeader(h, "Server: Varnish");
	http_PrintfHeader(req->resp,
	    "X-Varnish: %u", req->vsl->wid & VSL_IDENTMASK);
	if (req->err_reason != NULL)
		http_PutResponse(h, req->err_reason);
	else
		http_PutResponse(h, http_StatusMessage(req->err_code));

	AZ(req->synth_body);
	req->synth_body = VSB_new_auto();
	AN(req->synth_body);

	VCL_synth_method(req->vcl, wrk, req, NULL, req->http->ws);

	http_Unset(h, H_Content_Length);

	AZ(VSB_finish(req->synth_body));

	if (wrk->handling == VCL_RET_RESTART) {
		http_ClrHeader(h);
		VSB_delete(req->synth_body);
		req->synth_body = NULL;
		req->req_step = R_STP_RESTART;
		return (REQ_FSM_MORE);
	}
	assert(wrk->handling == VCL_RET_DELIVER);

	if (http_HdrIs(req->resp, H_Connection, "close"))
		req->doclose = SC_RESP_CLOSE;

	V1D_Deliver_Synth(req);

	VSB_delete(req->synth_body);
	req->synth_body = NULL;

	req->err_code = 0;
	req->err_reason = NULL;
	return (REQ_FSM_DONE);
}