 
     init()
         {
-#if os(watchOS)
-                return
-#else
         lowMemoryObserver =
             NotificationCenter.default.addObserver(
                 forName: MemoryWarningNotification,

            [weak self] _ in
            self?.flushUnused()
            }
#endif
        }

    deinit

//

import Foundation
#if os(OSX) || os(watchOS)
    internal let MemoryWarningNotification = NSNotification.Name("Siesta.MemoryWarningNotification")
#elseif os(iOS) || os(tvOS)
    import UIKit
