pkg syscall (netbsd-386), const CLONE_PTRACE = 8192
pkg syscall (netbsd-386), const CLONE_PTRACE ideal-int
pkg syscall (netbsd-386), const CLONE_SIGHAND = 2048
pkg syscall (netbsd-386), const CLONE_SIGHAND ideal-int
pkg syscall (netbsd-386), const CLONE_VFORK = 16384
pkg syscall (netbsd-386), const CLONE_VFORK ideal-int
pkg syscall (netbsd-386), const CLONE_VM = 256
pkg syscall (netbsd-386), const CLONE_VM ideal-int

			// cause Go code to run again).
			//
			// However, netbsd has a kernel bug that sometimes
			// misses netpollBreak wake-ups, which can lead to
			// unbounded delays servicing timers. If we detect this
			// overrun, then startm to get something to handle the
			// timer.
			//
			// See issue 42515 and
			// https://gnats.netbsd.org/cgi-bin/query-pr-single.pl?number=50094.

	// This is read by readGccgoArchive in cmd/internal/buildid/buildid.go.
	if a.buildID != "" && cfg.BuildToolchainName == "gccgo" {
		switch cfg.Goos {
		case "aix", "android", "dragonfly", "freebsd", "illumos", "linux", "netbsd", "openbsd", "solaris":
			asmfile, err := b.gccgoBuildIDFile(a)
			if err != nil {
				return err
			}
			ofiles, err := BuildToolchain.asm(b, a, []string{asmfile})
			if err != nil {
				return err
			}

			for req := range reqs {
				res, err := c.Get(ts.URL + "/?echo=" + req)
				if err != nil {
					if runtime.GOOS == "netbsd" && strings.HasSuffix(err.Error(), ": connection reset by peer") {
						// https://go.dev/issue/52168: this test was observed to fail with
						// ECONNRESET errors in Dial on various netbsd builders.
						t.Logf("error on req %s: %v", req, err)
						t.Logf("(see https://go.dev/issue/52168)")
					} else {

type OSABI byte

const (
	ELFOSABI_NONE       OSABI = 0   /* UNIX System V ABI */
	ELFOSABI_HPUX       OSABI = 1   /* HP-UX operating system */
	ELFOSABI_NETBSD     OSABI = 2   /* NetBSD */
	ELFOSABI_LINUX      OSABI = 3   /* Linux */
	ELFOSABI_HURD       OSABI = 4   /* Hurd */
	ELFOSABI_86OPEN     OSABI = 5   /* 86Open common IA32 ABI */
	ELFOSABI_SOLARIS    OSABI = 6   /* Solaris */

//		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
//		Controls where various files are stored. See: 'go help gopath'.
//	GOPROXY
//		URL of Go module proxy. See https://golang.org/ref/mod#environment-variables

func TestServerDuplicateBackgroundRead(t *testing.T) {
	run(t, testServerDuplicateBackgroundRead, []testMode{http1Mode})
}
func testServerDuplicateBackgroundRead(t *testing.T, mode testMode) {
	if runtime.GOOS == "netbsd" && runtime.GOARCH == "arm" {
		testenv.SkipFlaky(t, 24826)
	}

	goroutines := 5
	requests := 2000
	if testing.Short() {
		goroutines = 3
		requests = 100
	}