     return (set.memory & (1<<(fd&selectBitMask))) != 0
 }
 
-#if !os(Linux)
-@asmname("fcntl")
-func fcntl( filedesc: Int32, _ command: Int32, _ arg: Int32 ) -> Int32
-#endif
+//#if !os(Linux)
+//@asmname("fcntl")
+//func fcntl( filedesc: Int32, _ command: Int32, _ arg: Int32 ) -> Int32
+//#endif
 
 /**
     More efficient than relying on operating system to handle many reads on different threads when proxying

                to.label = "-> \(label)"
                from.label = "<- \(label)"

                #if !os(Linux)
                if label == "surrogate" {
                    var flags = fcntl( to.clientSocket, F_GETFL, 0 )
                    flags |= O_NONBLOCK
                    fcntl( to.clientSocket, F_SETFL, flags )
                }
                #endif

                readMap[from.clientSocket] = to
                readMap[to.clientSocket] = from

//  Created by John Holdsworth on 20/06/2015.
//  Copyright (c) 2015 John Holdsworth. All rights reserved.
//
//  $Id: //depot/Dynamo/Sources/Proxies.swift#6 $
//
//  Repo: https://github.com/johnno1962/Dynamo
//
