exit 1
		;;
	esac
}

assert_is_supported_os() {
	case "${KNAME}" in
	Linux | FreeBSD | OpenBSD | NetBSD | DragonFly | SunOS)
		return
		;;
	Darwin)
		osx_host_version=$(env sw_vers -productVersion)
		if ! check_minimum_version "${OSX_VERSION}" "${osx_host_version}"; then

// Copyright 2024 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package unix

import "syscall"

// Reference: https://man.netbsd.org/open.2

// Copyright 2024 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build unix && !dragonfly && !freebsd && !netbsd

package unix

import "syscall"

// POSIX.1-2008 says it's ELOOP. Most platforms follow:
//
//   - aix: O_NOFOLLOW not documented (https://www.ibm.com/docs/ssw_aix_73/o_bostechref/open.html), assuming ELOOP
//   - android: see linux

		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

	// 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
			}

	}
	go cancel()

	if err := c.Wait(); err == nil {
		t.Fatal("expected Wait failure")
	}
}

func TestContextCancel(t *testing.T) {
	if runtime.GOOS == "netbsd" && runtime.GOARCH == "arm64" {
		maySkipHelperCommand("cat")
		testenv.SkipFlaky(t, 42061)
	}

	// To reduce noise in the final goroutine dump,
	// let other parallel tests complete if possible.

			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 {

//		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
	}