diff --git a/src/thread_none.cpp b/src/thread_none.cpp
new file mode 100644
--- /dev/null
+++ b/src/thread_none.cpp
@@ -0,0 +1,42 @@
+/* $Id$ */
+
+/** @file thread_none.cpp No-Threads-Available implementation of Threads */
+
+#include "stdafx.h"
+#include "thread.h"
+#include "fiber.hpp"
+
+/* static */ ThreadObject *ThreadObject::New(OTTDThreadFunc proc, void *param)
+{
+	return NULL;
+}
+
+/* static */ ThreadObject *ThreadObject::AttachCurrent()
+{
+	return NULL;
+}
+
+/* static */ uint ThreadObject::CurrentId()
+{
+	return -1;
+}
+
+/* static */ ThreadSemaphore *ThreadSemaphore::New()
+{
+	return NULL;
+}
+
+/* static */ Fiber *Fiber::New(FiberFunc proc, void *param)
+{
+	return NULL;
+}
+
+/* static */ Fiber *Fiber::AttachCurrent(void *param)
+{
+	return NULL;
+}
+
+/* static */ void *Fiber::GetCurrentFiberData()
+{
+	return NULL;
+}