text: /*
   * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   *    list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #pragma once
  
  namespace Kernel {
  
  class BlockDevice;
  class CharacterDevice;
  class Custody;
  class Device;
  class DiskCache;
  class DoubleBuffer;
  class File;
  class FileDescription;
  class IPv4Socket;
  class Inode;
  class InodeIdentifier;
  class SharedInodeVMObject;
  class InodeWatcher;
  class KBuffer;
  class KResult;
  class LocalSocket;
  class MappedROM;
  class MasterPTY;
  class PageDirectory;
  class PerformanceEventBuffer;
  class PhysicalPage;
  class PhysicalRegion;
  class Process;
  class ThreadTracer;
  class Range;
  class RangeAllocator;
  class Region;
  class Scheduler;
  class SchedulerPerProcessorData;
  class SharedBuffer;
  class Socket;
  template<typename BaseType>
  class SpinLock;
  class RecursiveSpinLock;
  template<typename LockType>
  class ScopedSpinLock;
  class TCPSocket;
  class TTY;
  class Thread;
  class UDPSocket;
  class UserOrKernelBuffer;
  class VFS;
  class VMObject;
  class WaitQueue;
  
  template<typename T>
  class KResultOr;
  
  }
  