mp.profileTimer = 0

		ret := timer_delete(timerid)
		if ret != 0 {
			print("runtime: failed to disable profiling timer; timer_delete(", timerid, ") errno=", -ret, "\n")
			throw("timer_delete")
		}
	}

	if hz == 0 {
		// If the goal was to disable profiling for this thread, then the job's done.
		return
	}

	// The period of the timer should be 1/Hz. For every "1/Hz" of additional

		}
		err := syscall.SetFileCompletionNotificationModes(fd.Sysfd, flags)
		if err == nil && flags&syscall.FILE_SKIP_COMPLETION_PORT_ON_SUCCESS != 0 {
			fd.skipSyncNotif = true
		}
	}
	// Disable SIO_UDP_CONNRESET behavior.
	// http://support.microsoft.com/kb/263823
	switch net {
	case "udp", "udp4", "udp6":
		ret := uint32(0)
		flag := uint32(0)
		size := uint32(unsafe.Sizeof(flag))

	{name: "StringLen", argLength: 1, typ: "Int"},     // len(arg0)

	// Interfaces
	{name: "IMake", argLength: 2},                // arg0=itab, arg1=data
	{name: "ITab", argLength: 1, typ: "Uintptr"}, // arg0=interface, returns itable field
	{name: "IData", argLength: 1},                // arg0=interface, returns data field

	// Structs
	{name: "StructMake0"},                              // Returns struct with 0 fields.

//
// Tests execute in HTTP/1.1 and HTTP/2 modes by default.
// To run in a different set of configurations, pass a []testMode option.
//
// Tests call t.Parallel() by default.
// To disable parallel execution, pass the testNotParallel option.
func run[T TBRun[T]](t T, f func(t T, mode testMode), opts ...any) {
	t.Helper()
	modes := []testMode{http1Mode, http2Mode}
	parallel := true
	for _, opt := range opts {

		cc = append(cc, newComponent(suffix+"_data", asmKind(arch.ptrSize), "interface data", off+arch.ptrSize, arch.ptrSize, suffix))

	case asmInterface:
		cc = append(cc, newComponent(suffix+"_itable", asmKind(arch.ptrSize), "interface itable", off, arch.ptrSize, suffix))
		cc = append(cc, newComponent(suffix+"_data", asmKind(arch.ptrSize), "interface data", off+arch.ptrSize, arch.ptrSize, suffix))

	case asmSlice:

	// could leave allocate-black on, allow allocation to continue
	// as usual, use a ragged barrier at the beginning of sweep to
	// ensure all cached spans are swept, and then disable
	// allocate-black. However, with this approach it's difficult
	// to avoid spilling mark bits into the *next* GC cycle.
	sg := mheap_.sweepgen
	flushGen := c.flushGen.Load()
	if flushGen == sg {
		return

		}

		if o.Enable && !*o.Feature {
			print("GODEBUG sys/cpu: can not enable \"", o.Name, "\", missing CPU support\n")
			continue
		}

		if !o.Enable && o.Required {
			print("GODEBUG sys/cpu: can not disable \"", o.Name, "\", required CPU feature\n")
			continue
		}

		*o.Feature = o.Enable
	}

		of module path prefixes that should always be fetched in an insecure
		manner. Only applies to dependencies that are being fetched directly.
		GOINSECURE does not disable checksum database validation. GOPRIVATE or
		GONOSUMDB may be used to achieve that.
	GOOS
		The operating system for which to compile code.
		Examples are linux, darwin, windows, netbsd.
	GOPATH

// applications. There are golang.org/x/net/ipv4 and
// golang.org/x/net/ipv6 packages for general purpose uses.
//
// Note that ListenMulticastUDP will set the IP_MULTICAST_LOOP socket option
// to 0 under IPPROTO_IP, to disable loopback of multicast packets.
func ListenMulticastUDP(network string, ifi *Interface, gaddr *UDPAddr) (*UDPConn, error) {
	switch network {
	case "udp", "udp4", "udp6":
	default:

	// is very heavy-weight and not easy to stop, so we could end up
	// confusing the benchmarking framework for small b.N.
	b.StopTimer()
	stop()

	// Disable the default */op metrics.
	// ns/op doesn't mean anything because it's an average, but we
	// have a sleep in our b.N loop above which skews this significantly.
	b.ReportMetric(0, "ns/op")
	b.ReportMetric(0, "B/op")