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diff --git a/dep/src/zthread/win32/ThreadOps.h b/dep/src/zthread/win32/ThreadOps.h
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+++ b/dep/src/zthread/win32/ThreadOps.h
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2005, Eric Crahen
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is furnished
+ * to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef __ZTTHREADOPS_H__
+#define __ZTTHREADOPS_H__
+
+#include "zthread/Priority.h"
+#include <windows.h>
+#include <assert.h>
+
+namespace ZThread {
+
+class Runnable;
+
+/**
+ * @class ThreadOps
+ * @author Eric Crahen <http://www.code-foo.com>
+ * @date <2003-07-16T23:33:59-0400>
+ * @version 2.2.8
+ *
+ * This class is an abstraction used to perform various operations on a 
+ * native WIN32 thread.
+ */
+class ThreadOps {
+
+  //! Dispatch function for native thread
+  static unsigned int __stdcall _dispatch(void*);
+
+  //! TID while the thread is executing.
+  HANDLE _hThread;
+  DWORD _tid;
+
+  ThreadOps(DWORD tid) : _tid(tid) { }
+
+ public:
+
+  const static ThreadOps INVALID; 
+
+  /**
+   * Create a new ThreadOps to represent a native thread. 
+   */  
+  ThreadOps() : _tid(0), _hThread(NULL) {}
+
+
+  inline bool operator==(const ThreadOps& ops) const {
+    return _tid == ops._tid;
+  }
+
+  
+  static ThreadOps self() {
+    return ThreadOps(::GetCurrentThreadId());
+  }
+
+  /**
+   * Update the native tid for this thread so it matches the current
+   * thread.
+   */ 
+  static void activate(ThreadOps* ops) {
+
+    assert(ops);
+    assert(ops->_tid == 0);
+
+    ops->_tid = ::GetCurrentThreadId();
+
+  }
+
+  /**
+   * Test if this object representative of the currently executing 
+   * native thread.
+   *
+   * @return bool true if successful
+   */
+  static bool isCurrent(ThreadOps* ops) {
+
+    assert(ops);
+
+    return ops->_tid == ::GetCurrentThreadId();
+
+  }
+
+  /**
+   * Join a native thread.
+   *
+   * @return bool true if successful
+   */
+  static bool join(ThreadOps*);
+
+  /**
+   * Force the current native thread to yield, letting the scheduler 
+   * give the CPU time to another thread.
+   *
+   * @return bool true if successful
+   */
+  static bool yield();
+
+  /**
+   * Set the priority for the native thread if supported by the 
+   * system.
+   *
+   * @param PRIORITY requested priority
+   * @return bool false if unsuccessful
+   */
+  static bool setPriority(ThreadOps*, Priority);
+
+  /**
+   * Set the priority for the native thread if supported by the 
+   * system.
+   *
+   * @param Thread::PRIORITY& current priority
+   * @return bool false if unsuccessful
+   */
+  static bool getPriority(ThreadOps*, Priority&);
+
+protected:
+
+  /**
+   * Spawn a native thread.
+   *
+   * @param ThreadImpl* parent thread
+   * @param ThreadImpl* child thread being started.
+   * @param Runnable* task being executed.
+   *
+   * @return bool true if successful
+   */
+  bool spawn(Runnable*);
+
+
+};
+
+
+}
+
+#endif