diff --git a/submodules/MediaPlayer/Sources/MediaDataReader.swift b/submodules/MediaPlayer/Sources/MediaDataReader.swift
index 2230c09e71..868c1be651 100644
--- a/submodules/MediaPlayer/Sources/MediaDataReader.swift
+++ b/submodules/MediaPlayer/Sources/MediaDataReader.swift
@@ -2,28 +2,34 @@ import Foundation
 import AVFoundation
 import CoreMedia
 import FFMpegBinding
+import VideoToolbox
 
-protocol MediaDataReader: AnyObject {
+private let isHardwareAv1Supported: Bool = {
+    let value = VTIsHardwareDecodeSupported(kCMVideoCodecType_AV1)
+    return value
+}()
+
+public protocol MediaDataReader: AnyObject {
     var hasVideo: Bool { get }
     var hasAudio: Bool { get }
         
     func readSampleBuffer() -> CMSampleBuffer?
 }
 
-final class FFMpegMediaDataReader: MediaDataReader {
+public final class FFMpegMediaDataReader: MediaDataReader {
     private let isVideo: Bool
     private let videoSource: SoftwareVideoReader?
     private let audioSource: SoftwareAudioSource?
     
-    var hasVideo: Bool {
+    public var hasVideo: Bool {
         return self.videoSource != nil
     }
     
-    var hasAudio: Bool {
+    public var hasAudio: Bool {
         return self.audioSource != nil
     }
     
-    init(filePath: String, isVideo: Bool, codecName: String?) {
+    public init(filePath: String, isVideo: Bool, codecName: String?) {
         self.isVideo = isVideo
         
         if self.isVideo {
@@ -49,7 +55,7 @@ final class FFMpegMediaDataReader: MediaDataReader {
         }
     }
     
-    func readSampleBuffer() -> CMSampleBuffer? {
+    public func readSampleBuffer() -> CMSampleBuffer? {
         if let videoSource {
             let frame = videoSource.readFrame()
             if let frame {
@@ -65,21 +71,21 @@ final class FFMpegMediaDataReader: MediaDataReader {
     }
 }
 
-final class AVAssetVideoDataReader: MediaDataReader {
+public final class AVAssetVideoDataReader: MediaDataReader {
     private let isVideo: Bool
     private var mediaInfo: FFMpegMediaInfo.Info?
     private var assetReader: AVAssetReader?
     private var assetOutput: AVAssetReaderOutput?
     
-    var hasVideo: Bool {
+    public var hasVideo: Bool {
         return self.assetOutput != nil
     }
     
-    var hasAudio: Bool {
+    public var hasAudio: Bool {
         return false
     }
     
-    init(filePath: String, isVideo: Bool) {
+    public init(filePath: String, isVideo: Bool) {
         self.isVideo = isVideo
         
         if self.isVideo {
@@ -104,7 +110,7 @@ final class AVAssetVideoDataReader: MediaDataReader {
         }
     }
     
-    func readSampleBuffer() -> CMSampleBuffer? {
+    public func readSampleBuffer() -> CMSampleBuffer? {
         guard let mediaInfo = self.mediaInfo, let assetReader = self.assetReader, let assetOutput = self.assetOutput else {
             return nil
         }
diff --git a/submodules/TelegramAudio/Macos/ManagedAudioSession.swift b/submodules/TelegramAudio/Macos/ManagedAudioSession.swift
new file mode 100644
index 0000000000..07792f52a3
--- /dev/null
+++ b/submodules/TelegramAudio/Macos/ManagedAudioSession.swift
@@ -0,0 +1,487 @@
+import Foundation
+import SwiftSignalKit
+import AVFoundation
+
+enum ManagedAudioSessionType {
+    case play
+    case playAndRecord
+    case voiceCall
+}
+
+private func nativeCategoryForType(_ type: ManagedAudioSessionType) -> String {
+    switch type {
+        case .play:
+            return "AVAudioSessionCategoryPlayback"
+        case .playAndRecord, .voiceCall:
+            return "AVAudioSessionCategoryPlayAndRecord"
+    }
+}
+
+private func allowBluetoothForType(_ type: ManagedAudioSessionType) -> Bool {
+    switch type {
+        case .play:
+            return false
+        case .playAndRecord, .voiceCall:
+            return true
+    }
+}
+
+public enum AudioSessionOutput {
+    case speaker
+}
+
+public enum AudioSessionOutputMode: Equatable {
+    case system
+    case speakerIfNoHeadphones
+    case custom(AudioSessionOutput)
+    
+    public static func ==(lhs: AudioSessionOutputMode, rhs: AudioSessionOutputMode) -> Bool {
+        switch lhs {
+            case .system:
+                if case .system = rhs {
+                    return true
+                } else {
+                    return false
+                }
+            case .speakerIfNoHeadphones:
+                if case .speakerIfNoHeadphones = rhs {
+                    return true
+                } else {
+                    return false
+                }
+            case let .custom(output):
+                if case .custom(output) = rhs {
+                    return true
+                } else {
+                    return false
+                }
+        }
+    }
+}
+
+private final class HolderRecord {
+    let id: Int32
+    let audioSessionType: ManagedAudioSessionType
+    let control: ManagedAudioSessionControl
+    let activate: (ManagedAudioSessionControl) -> Void
+    let deactivate: () -> Signal<Void, NoError>
+    let headsetConnectionStatusChanged: (Bool) -> Void
+    let once: Bool
+    var outputMode: AudioSessionOutputMode
+    var active: Bool = false
+    var deactivatingDisposable: Disposable? = nil
+    
+    init(id: Int32, audioSessionType: ManagedAudioSessionType, control: ManagedAudioSessionControl, activate: @escaping (ManagedAudioSessionControl) -> Void, deactivate: @escaping () -> Signal<Void, NoError>, headsetConnectionStatusChanged: @escaping (Bool) -> Void, once: Bool, outputMode: AudioSessionOutputMode) {
+        self.id = id
+        self.audioSessionType = audioSessionType
+        self.control = control
+        self.activate = activate
+        self.deactivate = deactivate
+        self.headsetConnectionStatusChanged = headsetConnectionStatusChanged
+        self.once = once
+        self.outputMode = outputMode
+    }
+}
+
+private final class ManagedAudioSessionControlActivate {
+    let f: (AudioSessionActivationState) -> Void
+    
+    init(_ f: @escaping (AudioSessionActivationState) -> Void) {
+        self.f = f
+    }
+}
+
+public struct AudioSessionActivationState {
+    public let isHeadsetConnected: Bool
+}
+
+public class ManagedAudioSessionControl {
+    private let setupImpl: (Bool) -> Void
+    private let activateImpl: (ManagedAudioSessionControlActivate) -> Void
+    private let setOutputModeImpl: (AudioSessionOutputMode) -> Void
+    
+    fileprivate init(setupImpl: @escaping (Bool) -> Void, activateImpl: @escaping (ManagedAudioSessionControlActivate) -> Void, setOutputModeImpl: @escaping (AudioSessionOutputMode) -> Void) {
+        self.setupImpl = setupImpl
+        self.activateImpl = activateImpl
+        self.setOutputModeImpl = setOutputModeImpl
+    }
+    
+    public func setup(synchronous: Bool = false) {
+        self.setupImpl(synchronous)
+    }
+    
+    public func activate(_ completion: @escaping (AudioSessionActivationState) -> Void) {
+        self.activateImpl(ManagedAudioSessionControlActivate(completion))
+    }
+    
+    public func setOutputMode(_ mode: AudioSessionOutputMode) {
+        self.setOutputModeImpl(mode)
+    }
+}
+
+public final class ManagedAudioSession {
+    private var nextId: Int32 = 0
+    private let queue = Queue()
+    private var holders: [HolderRecord] = []
+    private var currentTypeAndOutputMode: (ManagedAudioSessionType, AudioSessionOutputMode)?
+    private var deactivateTimer: SwiftSignalKit.Timer?
+    
+    private var isHeadsetPluggedInValue = false
+    private let outputsToHeadphonesSubscribers = Bag<(Bool) -> Void>()
+    private let isActiveSubscribers = Bag<(Bool) -> Void>()
+    
+    init() {
+        let queue = self.queue
+        
+        
+        queue.async {
+            self.isHeadsetPluggedInValue = self.isHeadsetPluggedIn()
+        }
+    }
+    
+    deinit {
+        self.deactivateTimer?.invalidate()
+    }
+    
+    func headsetConnected() -> Signal<Bool, NoError> {
+        let queue = self.queue
+        return Signal { [weak self] subscriber in
+            if let strongSelf = self {
+                subscriber.putNext(strongSelf.isHeadsetPluggedInValue)
+                
+                let index = strongSelf.outputsToHeadphonesSubscribers.add({ value in
+                    subscriber.putNext(value)
+                })
+                
+                return ActionDisposable {
+                    queue.async {
+                        if let strongSelf = self {
+                            strongSelf.outputsToHeadphonesSubscribers.remove(index)
+                        }
+                    }
+                }
+            } else {
+                return EmptyDisposable
+            }
+        } |> runOn(queue)
+    }
+    
+    public func isActive() -> Signal<Bool, NoError> {
+        let queue = self.queue
+        return Signal { [weak self] subscriber in
+            if let strongSelf = self {
+                subscriber.putNext(strongSelf.currentTypeAndOutputMode != nil)
+                
+                let index = strongSelf.isActiveSubscribers.add({ value in
+                    subscriber.putNext(value)
+                })
+                
+                return ActionDisposable {
+                    queue.async {
+                        if let strongSelf = self {
+                            strongSelf.isActiveSubscribers.remove(index)
+                        }
+                    }
+                }
+            } else {
+                return EmptyDisposable
+            }
+        } |> runOn(queue)
+    }
+    
+    func push(audioSessionType: ManagedAudioSessionType, outputMode: AudioSessionOutputMode = .system, once: Bool = false, activate: @escaping (AudioSessionActivationState) -> Void, deactivate: @escaping () -> Signal<Void, NoError>) -> Disposable {
+        return self.push(audioSessionType: audioSessionType, once: once, manualActivate: { control in
+            control.setup()
+            control.activate({ state in
+                activate(state)
+            })
+        }, deactivate: deactivate)
+    }
+    
+    func push(audioSessionType: ManagedAudioSessionType, outputMode: AudioSessionOutputMode = .system, once: Bool = false, manualActivate: @escaping (ManagedAudioSessionControl) -> Void, deactivate: @escaping () -> Signal<Void, NoError>, headsetConnectionStatusChanged: @escaping (Bool) -> Void = { _ in }) -> Disposable {
+        let id = OSAtomicIncrement32(&self.nextId)
+        self.queue.async {
+            self.holders.append(HolderRecord(id: id, audioSessionType: audioSessionType, control: ManagedAudioSessionControl(setupImpl: { [weak self] synchronous in
+                if let strongSelf = self {
+                    let f: () -> Void = {
+                        for holder in strongSelf.holders {
+                            if holder.id == id && holder.active {
+                                strongSelf.setup(type: audioSessionType, outputMode: holder.outputMode)
+                                break
+                            }
+                        }
+                    }
+                    
+                    if synchronous {
+                        strongSelf.queue.sync(f)
+                    } else {
+                        strongSelf.queue.async(f)
+                    }
+                }
+            }, activateImpl: { [weak self] completion in
+                if let strongSelf = self {
+                    strongSelf.queue.async {
+                        for holder in strongSelf.holders {
+                            if holder.id == id && holder.active {
+                                strongSelf.activate()
+                                completion.f(AudioSessionActivationState(isHeadsetConnected: strongSelf.isHeadsetPluggedInValue))
+                                break
+                            }
+                        }
+                    }
+                }
+            }, setOutputModeImpl: { [weak self] value in
+                if let strongSelf = self {
+                    strongSelf.queue.async {
+                        for holder in strongSelf.holders {
+                            if holder.id == id {
+                                if holder.outputMode != value {
+                                    holder.outputMode = value
+                                }
+                                
+                                if holder.active {
+                                    strongSelf.updateOutputMode(value)
+                                }
+                            }
+                        }
+                    }
+                }
+            }), activate: manualActivate, deactivate: deactivate, headsetConnectionStatusChanged: headsetConnectionStatusChanged, once: once, outputMode: outputMode))
+            self.updateHolders()
+        }
+        return ActionDisposable { [weak self] in
+            if let strongSelf = self {
+                strongSelf.queue.async {
+                    strongSelf.removeDeactivatedHolder(id: id)
+                }
+            }
+        }
+    }
+    
+    func dropAll() {
+        self.queue.async {
+            self.updateHolders(interruption: true)
+        }
+    }
+    
+    private func removeDeactivatedHolder(id: Int32) {
+        assert(self.queue.isCurrent())
+        
+        for i in 0 ..< self.holders.count {
+            if self.holders[i].id == id {
+                self.holders[i].deactivatingDisposable?.dispose()
+                self.holders.remove(at: i)
+                self.updateHolders()
+                break
+            }
+        }
+    }
+    
+    private func updateHolders(interruption: Bool = false) {
+        assert(self.queue.isCurrent())
+        
+        print("holder count \(self.holders.count)")
+        
+        if !self.holders.isEmpty {
+            var activeIndex: Int?
+            var deactivating = false
+            var index = 0
+            for record in self.holders {
+                if record.active {
+                    activeIndex = index
+                    break
+                }
+                else if record.deactivatingDisposable != nil {
+                    deactivating = true
+                }
+                index += 1
+            }
+            if !deactivating {
+                if let activeIndex = activeIndex {
+                    var deactivate = false
+                    
+                    if interruption {
+                        if self.holders[activeIndex].audioSessionType != .voiceCall {
+                            deactivate = true
+                        }
+                    } else {
+                        if activeIndex != self.holders.count - 1 {
+                            if self.holders[activeIndex].audioSessionType == .voiceCall {
+                                deactivate = false
+                            } else {
+                                deactivate = true
+                            }
+                        }
+                    }
+                    
+                    if deactivate {
+                        self.holders[activeIndex].active = false
+                        let id = self.holders[activeIndex].id
+                        self.holders[activeIndex].deactivatingDisposable = (self.holders[activeIndex].deactivate() |> deliverOn(self.queue)).start(completed: { [weak self] in
+                            if let strongSelf = self {
+                                var index = 0
+                                for currentRecord in strongSelf.holders {
+                                    if currentRecord.id == id {
+                                        currentRecord.deactivatingDisposable = nil
+                                        if currentRecord.once {
+                                            strongSelf.holders.remove(at: index)
+                                        }
+                                        break
+                                    }
+                                    index += 1
+                                }
+                                strongSelf.updateHolders()
+                            }
+                        })
+                    }
+                } else if activeIndex == nil {
+                    let lastIndex = self.holders.count - 1
+                    
+                    self.deactivateTimer?.invalidate()
+                    self.deactivateTimer = nil
+                    
+                    self.holders[lastIndex].active = true
+                    self.holders[lastIndex].activate(self.holders[lastIndex].control)
+                }
+            }
+        } else {
+            self.applyNoneDelayed()
+        }
+    }
+    
+    private func applyNoneDelayed() {
+        self.deactivateTimer?.invalidate()
+        
+        if self.currentTypeAndOutputMode?.0 == .voiceCall {
+            self.applyNone()
+        } else {
+            let deactivateTimer = SwiftSignalKit.Timer(timeout: 1.0, repeat: false, completion: { [weak self] in
+                if let strongSelf = self {
+                    strongSelf.applyNone()
+                }
+            }, queue: self.queue)
+            self.deactivateTimer = deactivateTimer
+            deactivateTimer.start()
+        }
+    }
+    
+    private func isHeadsetPluggedIn() -> Bool {
+        assert(self.queue.isCurrent())
+        
+//        let route = AVAudioSession.sharedInstance().currentRoute
+//        //print("\(route)")
+//        for desc in route.outputs {
+//            if desc.portType == AVAudioSessionPortHeadphones || desc.portType == AVAudioSessionPortBluetoothA2DP || desc.portType == AVAudioSessionPortBluetoothHFP {
+//                return true
+//            }
+//        }
+        
+        return false
+    }
+    
+    private func applyNone() {
+        self.deactivateTimer?.invalidate()
+        self.deactivateTimer = nil
+        
+        let wasActive = self.currentTypeAndOutputMode != nil
+        self.currentTypeAndOutputMode = nil
+        
+//        print("ManagedAudioSession setting active false")
+//        do {
+//            try AVAudioSession.sharedInstance().setActive(false, with: [.notifyOthersOnDeactivation])
+//        } catch let error {
+//            print("ManagedAudioSession applyNone error \(error)")
+//        }
+        
+        if wasActive {
+            for subscriber in self.isActiveSubscribers.copyItems() {
+                subscriber(false)
+            }
+        }
+    }
+    
+    private func setup(type: ManagedAudioSessionType, outputMode: AudioSessionOutputMode) {
+        self.deactivateTimer?.invalidate()
+        self.deactivateTimer = nil
+        
+        let wasActive = self.currentTypeAndOutputMode != nil
+        
+        if self.currentTypeAndOutputMode == nil || self.currentTypeAndOutputMode! != (type, outputMode) {
+            self.currentTypeAndOutputMode = (type, outputMode)
+//
+//            do {
+//                print("ManagedAudioSession setting category for \(type)")
+//                try AVAudioSession.sharedInstance().setCategory(nativeCategoryForType(type), with: AVAudioSessionCategoryOptions(rawValue: allowBluetoothForType(type) ? AVAudioSessionCategoryOptions.allowBluetooth.rawValue : 0))
+//                print("ManagedAudioSession setting active \(type != .none)")
+//                try AVAudioSession.sharedInstance().setMode(type == .voiceCall ? AVAudioSessionModeVoiceChat : AVAudioSessionModeDefault)
+//            } catch let error {
+//                print("ManagedAudioSession setup error \(error)")
+//            }
+        }
+        
+        if !wasActive {
+            for subscriber in self.isActiveSubscribers.copyItems() {
+                subscriber(true)
+            }
+        }
+    }
+    
+    private func setupOutputMode(_ outputMode: AudioSessionOutputMode) throws {
+//        switch outputMode {
+//            case .system:
+//                try AVAudioSession.sharedInstance().overrideOutputAudioPort(.none)
+//            case let .custom(output):
+//                switch output {
+//                    case .speaker:
+//                        try AVAudioSession.sharedInstance().overrideOutputAudioPort(.speaker)
+//                }
+//            case .speakerIfNoHeadphones:
+//                if !self.isHeadsetPluggedInValue {
+//                    try AVAudioSession.sharedInstance().overrideOutputAudioPort(.speaker)
+//                }
+//        }
+    }
+    
+    private func activate() {
+        if let (type, outputMode) = self.currentTypeAndOutputMode {
+//            do {
+//                try AVAudioSession.sharedInstance().setActive(true)
+//
+//                try self.setupOutputMode(outputMode)
+//
+//                if case .voiceCall = type {
+//                    try AVAudioSession.sharedInstance().setPreferredIOBufferDuration(0.005)
+//                }
+//            } catch let error {
+//                print("ManagedAudioSession activate error \(error)")
+//            }
+        }
+    }
+    
+    private func updateOutputMode(_ outputMode: AudioSessionOutputMode) {
+        if let (type, currentOutputMode) = self.currentTypeAndOutputMode, currentOutputMode != outputMode {
+            self.currentTypeAndOutputMode = (type, outputMode)
+            do {
+                try self.setupOutputMode(outputMode)
+            } catch let error {
+                print("ManagedAudioSession overrideOutputAudioPort error \(error)")
+            }
+        }
+    }
+    
+    func callKitActivatedAudioSession() {
+        /*self.queue.async {
+            print("ManagedAudioSession callKitDeactivatedAudioSession")
+            self.callKitAudioSessionIsActive = true
+            self.updateHolders()
+        }*/
+    }
+    
+    func callKitDeactivatedAudioSession() {
+        /*self.queue.async {
+            print("ManagedAudioSession callKitDeactivatedAudioSession")
+            self.callKitAudioSessionIsActive = false
+            self.updateHolders()
+        }*/
+    }
+}
diff --git a/submodules/TelegramAudio/Package.swift b/submodules/TelegramAudio/Package.swift
new file mode 100644
index 0000000000..f99afd9dfd
--- /dev/null
+++ b/submodules/TelegramAudio/Package.swift
@@ -0,0 +1,28 @@
+// swift-tools-version:5.5
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "TelegramAudio",
+    platforms: [.macOS(.v10_13)],
+    products: [
+        // Products define the executables and libraries a package produces, and make them visible to other packages.
+        .library(
+            name: "TelegramAudio",
+            targets: ["TelegramAudio"]),
+    ],
+    dependencies: [
+        .package(name: "SSignalKit", path: "../SSignalKit"),
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+        // Targets can depend on other targets in this package, and on products in packages this package depends on.
+        .target(
+            name: "TelegramAudio",
+            dependencies: [
+                .product(name: "SwiftSignalKit", package: "SSignalKit", condition: nil),
+            ],
+            path: "Macos"),
+    ]
+)
diff --git a/submodules/TelegramAudio/Sources/AudioSessionManager.swift b/submodules/TelegramAudio/Sources/AudioSessionManager.swift
index 60a0553708..a8983640fc 100644
--- a/submodules/TelegramAudio/Sources/AudioSessionManager.swift
+++ b/submodules/TelegramAudio/Sources/AudioSessionManager.swift
@@ -1,5 +1,3 @@
 import Foundation
-import SwiftSignalKit
 import AVFoundation
-import UIKit
 
diff --git a/submodules/TelegramAudio/Sources/ManagedAudioSession.swift b/submodules/TelegramAudio/Sources/ManagedAudioSession.swift
index a12cd0c5d1..aaa85ec738 100644
--- a/submodules/TelegramAudio/Sources/ManagedAudioSession.swift
+++ b/submodules/TelegramAudio/Sources/ManagedAudioSession.swift
@@ -1,7 +1,6 @@
 import Foundation
 import SwiftSignalKit
 import AVFoundation
-import UIKit
 
 private var managedAudioSessionLogger: (String) -> Void = { _ in }
 
diff --git a/submodules/TelegramCore/Sources/TelegramEngine/Messages/BotWebView.swift b/submodules/TelegramCore/Sources/TelegramEngine/Messages/BotWebView.swift
index 094e78698c..541acacba4 100644
--- a/submodules/TelegramCore/Sources/TelegramEngine/Messages/BotWebView.swift
+++ b/submodules/TelegramCore/Sources/TelegramEngine/Messages/BotWebView.swift
@@ -648,7 +648,8 @@ func _internal_updateStarRefProgram(account: Account, id: EnginePeer.Id, program
     }
 }
 
-public final class TelegramConnectedStarRefBotList {
+public final class TelegramConnectedStarRefBotList : Equatable {
+    
     public final class Item: Equatable {
         public let peer: EnginePeer
         public let url: String
@@ -701,6 +702,10 @@ public final class TelegramConnectedStarRefBotList {
         self.items = items
         self.totalCount = totalCount
     }
+    
+    public static func == (lhs: TelegramConnectedStarRefBotList, rhs: TelegramConnectedStarRefBotList) -> Bool {
+        return lhs.items == rhs.items && lhs.totalCount == rhs.totalCount
+    }
 }
 
 func  _internal_requestConnectedStarRefBots(account: Account, id: EnginePeer.Id, offset: (timestamp: Int32, link: String)?, limit: Int) -> Signal<TelegramConnectedStarRefBotList?, NoError> {
@@ -761,7 +766,8 @@ func  _internal_requestConnectedStarRefBots(account: Account, id: EnginePeer.Id,
     }
 }
 
-public final class TelegramSuggestedStarRefBotList {
+public final class TelegramSuggestedStarRefBotList : Equatable {
+    
     public final class Item: Equatable {
         public let peer: EnginePeer
         public let commissionPermille: Int32
@@ -796,6 +802,10 @@ public final class TelegramSuggestedStarRefBotList {
         self.totalCount = totalCount
         self.nextOffset = nextOffset
     }
+    
+    public static func == (lhs: TelegramSuggestedStarRefBotList, rhs: TelegramSuggestedStarRefBotList) -> Bool {
+        return lhs.items == rhs.items && lhs.totalCount == rhs.totalCount && lhs.nextOffset == rhs.nextOffset
+    }
 }
 
 func _internal_requestSuggestedStarRefBots(account: Account, id: EnginePeer.Id, orderByCommission: Bool, offset: String?, limit: Int) -> Signal<TelegramSuggestedStarRefBotList?, NoError> {
diff --git a/submodules/TelegramVoip/Sources/ReflectorBenchmark.swift b/submodules/TelegramVoip/Sources/ReflectorBenchmark.swift
index 6a4e07d684..53239407fa 100644
--- a/submodules/TelegramVoip/Sources/ReflectorBenchmark.swift
+++ b/submodules/TelegramVoip/Sources/ReflectorBenchmark.swift
@@ -2,6 +2,7 @@ import Foundation
 import SwiftSignalKit
 import Network
 
+@available(macOS 10.14, *)
 public final class ReflectorBenchmark {
     public struct Results {
         public let bandwidthBytesPerSecond: Int
@@ -14,7 +15,7 @@ public final class ReflectorBenchmark {
             self.averageDelay = averageDelay
         }
     }
-    
+    @available(macOS 10.14, *)
     private final class Impl {
         let queue: Queue
         let address: String