 #if os(OSX) || os(iOS)
 
     let AF_BLUETOOTH: CInt = 31
-
+    
     let BTPROTO_L2CAP: CInt = 0
     
     let SOL_BLUETOOTH: CInt = 274
     
     let BT_SECURITY: CInt = 4
     
-    /// L2CAP socket address
+    /// L2CAP socket address (not packed)
     struct sockaddr_l2 {
         var l2_family: sa_family_t
         var l2_psm: CUnsignedShort

        
        localAddress.l2_family = sa_family_t(AF_BLUETOOTH)
        localAddress.l2_bdaddr = address
        localAddress.l2_psm = port.littleEndian
        localAddress.l2_cid = channelIdentifier.littleEndian
        localAddress.l2_bdaddr_type = addressType.rawValue


        init() { stub() }
    }
    
    /// Bluetooth security level (not packed)
    struct bt_security {
        var level: UInt8
        var key_size: UInt8
