anchor.diff:      val inline create: unit -> Mailbox<'x>
   
       /// Sends the given value to the specified mailbox.  `Mailbox.Now.send xMb
  -    /// x` is equivalent to `Mailbox.send xMb x |> TopLevel.start`.
  +    /// x` is equivalent to `Mailbox.send xMb x |> Hopac.start`.
       ///
       /// Note that using this function in a job workflow is not optimal and you
       /// should use `Mailbox.send` instead.
  
positive.code: 
      /// Sets the main synchronization context.  This must be called by
      /// application code in order to use operations such as `onceAltOnMain` and
      /// `TopLevel.onMain`
      val setMain: SynchronizationContext -> unit
  
      /// Gets the main synchronization context.  The main synchronization context
  
negative.code:   [<Obsolete "Will be removed.">]
    module Global =
      /// Sends the given value to the specified mailbox.  `Mailbox.Global.send
      /// xMb x` is equivalent to `Mailbox.send xMb x |> Hopac.start`.
      ///
      /// Note that using this function in a job workflow is not optimal and you
      /// should use `Mailbox.send` instead.
  