{"8.8.4.4:53", mustQuestion("com.", dnsmessage.TypeALL, dnsmessage.ClassINET), 4, dnsmessage.RCodeSuccess},
}

func TestDNSTransportFallback(t *testing.T) {
	fake := fakeDNSServer{
		rh: func(n, _ string, q dnsmessage.Message, _ time.Time) (dnsmessage.Message, error) {
			r := dnsmessage.Message{
				Header: dnsmessage.Header{
					ID:       q.Header.ID,
					Response: true,

	// Accept packets up to maxDNSPacketSize.  RFC 6891.
	if err := b.StartAdditionals(); err != nil {
		return 0, nil, nil, err
	}
	var rh dnsmessage.ResourceHeader
	if err := rh.SetEDNS0(maxDNSPacketSize, dnsmessage.RCodeSuccess, false); err != nil {
		return 0, nil, nil, err
	}
	if err := b.OPTResource(rh, dnsmessage.OPTResource{}); err != nil {
		return 0, nil, nil, err
	}

	tcpReq, err = b.Finish()
	if err != nil {

00000170  ac 11 1e e6 f1 30 09 06  07 2a 86 48 ce 3d 04 01  |.....0...*.H.=..|
00000180  03 81 8c 00 30 81 88 02  42 00 e0 14 c4 60 60 0b  |....0...B....``.|
00000190  72 68 b0 32 5d 61 4a 02  74 5c c2 81 b9 16 a8 3f  |rh.2]aJ.t\.....?|
000001a0  29 c8 36 c7 81 ff 6c b6  5b d9 70 f1 38 3b 50 48  |).6...l.[.p.8;PH|
000001b0  28 94 cb 09 1a 52 f1 5d  ee 8d f2 b9 f0 f0 da d9  |(....R.]........|

00000170  ac 11 1e e6 f1 30 09 06  07 2a 86 48 ce 3d 04 01  |.....0...*.H.=..|
00000180  03 81 8c 00 30 81 88 02  42 00 e0 14 c4 60 60 0b  |....0...B....``.|
00000190  72 68 b0 32 5d 61 4a 02  74 5c c2 81 b9 16 a8 3f  |rh.2]aJ.t\.....?|
000001a0  29 c8 36 c7 81 ff 6c b6  5b d9 70 f1 38 3b 50 48  |).6...l.[.p.8;PH|
000001b0  28 94 cb 09 1a 52 f1 5d  ee 8d f2 b9 f0 f0 da d9  |(....R.]........|

00000170  ac 11 1e e6 f1 30 09 06  07 2a 86 48 ce 3d 04 01  |.....0...*.H.=..|
00000180  03 81 8c 00 30 81 88 02  42 00 e0 14 c4 60 60 0b  |....0...B....``.|
00000190  72 68 b0 32 5d 61 4a 02  74 5c c2 81 b9 16 a8 3f  |rh.2]aJ.t\.....?|
000001a0  29 c8 36 c7 81 ff 6c b6  5b d9 70 f1 38 3b 50 48  |).6...l.[.p.8;PH|
000001b0  28 94 cb 09 1a 52 f1 5d  ee 8d f2 b9 f0 f0 da d9  |(....R.]........|

00000170  ac 11 1e e6 f1 30 09 06  07 2a 86 48 ce 3d 04 01  |.....0...*.H.=..|
00000180  03 81 8c 00 30 81 88 02  42 00 e0 14 c4 60 60 0b  |....0...B....``.|
00000190  72 68 b0 32 5d 61 4a 02  74 5c c2 81 b9 16 a8 3f  |rh.2]aJ.t\.....?|
000001a0  29 c8 36 c7 81 ff 6c b6  5b d9 70 f1 38 3b 50 48  |).6...l.[.p.8;PH|
000001b0  28 94 cb 09 1a 52 f1 5d  ee 8d f2 b9 f0 f0 da d9  |(....R.]........|

		if rl < REG_F0 || REG_F31 < rl || rh < REG_F0 || REG_F31 < rh {
			c.ctxt.Diag("invalid register pair %v\n", p)
		}
	case ALDP, ALDPW, ALDPSW:
		if rl < REG_R0 || REG_R31 < rl || rh < REG_R0 || REG_R31 < rh {
			c.ctxt.Diag("invalid register pair %v\n", p)
		}
	case ASTP, ASTPW:
		if rl < REG_R0 || REG_R31 < rl || rh < REG_R0 || REG_R31 < rh {
			c.ctxt.Diag("invalid register pair %v\n", p)
		}

	return htmlReplacer.Replace(s)
}

// Redirect to a fixed URL
type redirectHandler struct {
	url  string
	code int
}

func (rh *redirectHandler) ServeHTTP(w ResponseWriter, r *Request) {
	Redirect(w, r, rh.url, rh.code)
}

// RedirectHandler returns a request handler that redirects
// each request it receives to the given url using the given
// status code.
//

	EM_S390          Machine = 22  /* IBM System/390. */
	EM_V800          Machine = 36  /* NEC V800. */
	EM_FR20          Machine = 37  /* Fujitsu FR20. */
	EM_RH32          Machine = 38  /* TRW RH-32. */
	EM_RCE           Machine = 39  /* Motorola RCE. */
	EM_ARM           Machine = 40  /* ARM. */
	EM_SH            Machine = 42  /* Hitachi SH. */
	EM_SPARCV9       Machine = 43  /* SPARC v9 64-bit. */

yo,Kd=C(()=>{l();yo=i=>i});var Zd,eh=C(()=>{l();Zd=()=>""});function th(i){let e=i,t=Zd(i);return t!=="."&&(e=i.substr(t.length),e.charAt(0)==="/"&&(e=e.substr(1))),e.substr(0,2)==="./"&&(e=e.substr(2)),e.charAt(0)==="/"&&(e=e.substr(1)),{base:t,glob:e}}var rh=C(()=>{l();eh()});function ih(i,e){let t=e.content.files;t=t.filter(o=>typeof o=="string"),t=t.map(yo);let r=En.generateTasks(t),n=[],a=[];for(let o of r)n.push(...o.positive.map(u=>nh(u,!1))),a.push(...o.negative.map(u=>nh(u,!0)));let s=[...n,...a];return...