func makeSubHandlerID(id HandlerID, subRoute string) subHandlerID {
	b := subHandlerID(sha256.Sum256([]byte(subRoute)))
	b[0] = byte(id)
	b[1] = 0 // Reserved
	return b
}

func (s subHandlerID) withHandler(id HandlerID) subHandlerID {
	s[0] = byte(id)
	s[1] = 0 // Reserved
	return s
}

func (s *subHandlerID) String() string {
	if s == nil {
		return ""
	}
	return hex.EncodeToString(s[:])
}

// 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 !linux && !windows

package os

// 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 p

type A = uint8
type E uint8

func f[P ~A](P) {}

func g(e E) {
	f(e)

// Copyright 2020 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 os

var (
	PollCopyFileRangeP  = &pollCopyFileRange
	PollSpliceFile      = &pollSplice
	GetPollFDAndNetwork = getPollFDAndNetwork
	CheckPidfdOnce      = checkPidfdOnce
)

const StatusDone = statusDone

func (p *Process) Status() processStatus {

// 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 os

import (
	"syscall"
)

func (p *Process) closeHandle() {
	syscall.Close(int(p.handle))

// Copyright 2022 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

package unix

const (
	R_OK = 0x4
	W_OK = 0x2
	X_OK = 0x1

	// NoFollowErrno is the error returned from open/openat called with
	// O_NOFOLLOW flag, when the trailing component (basename) of the path
	// is a symbolic link.
	NoFollowErrno = noFollowErrno

// 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 dragonfly || freebsd

package unix

import "syscall"

// References:
// - https://man.freebsd.org/cgi/man.cgi?open(2)
// - https://man.dragonflybsd.org/?command=open&section=2

// Copyright 2023 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 && !linux) || (js && wasm) || wasip1 || windows

package os

import "syscall"

func ensurePidfd(sysAttr *syscall.SysProcAttr) *syscall.SysProcAttr {
	return sysAttr
}

func getPidfd(_ *syscall.SysProcAttr) (uintptr, bool) {
	return 0, false
}

// 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.

// This file holds test cases for individual issues
// for which there is (currently) no better location.

package syntax

import (
	"strings"
	"testing"
)

func TestIssue67866(t *testing.T) {
	var tests = []string{
		"package p; var _ = T{@0: 0}",