   public static let SEEK_END: Int32 = 2
 
   public func open(path: String, flags: Int32, mode: UInt32) -> Int32 {
-    return retry{ csua_open(path, flags, mode) }
+    return retry { csua_open(path, flags, mode) }
   }
 
   public func openFile(filePath: String, operation: String = "r",

  }

  public func close(fd: Int32) -> Int32 {
    return retry{ _close(fd) }
  }

  public func fflush(stream: UnsafeMutablePointer<FILE> = nil) -> Int32 {

  }

  public func mkdir(dirPath: String, mode: UInt32 = DEFAULT_DIR_MODE) -> Int32 {
    return retry { _mkdir(dirPath, mode) }
  }

  public func read(fd: Int32, address: UnsafeMutablePointer<Void>,
      length: Int) -> Int {
    return retry { _read(fd, address, length) }
  }

  public func write(fd: Int32, address: UnsafePointer<Void>,
      length: Int) -> Int {
    return retry { _write(fd, address, length) }
  }

  public func writeString(fd: Int32, string: String) -> Int {
