// Copyright 2023 The gVisor Authors.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd.

// runtime.maptype is moved to internal/abi.MapType in Go 1.21.
//
//go:build !go1.21

package sync

import (
	"unsafe"
)

// Use checkoffset to assert that maptype.hasher (the only field we use) has
// the correct offset.
const maptypeHasherOffset = unsafe.Offsetof(maptype{}.Hasher) // +checkoffset runtime maptype.hasher