diff -r 000000000000 -r 6474c204b198 nsprpub/pr/src/misc/prolock.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nsprpub/pr/src/misc/prolock.c	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,56 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+**  prolock.c -- NSPR Ordered Lock
+** 
+**  Implement the API defined in prolock.h
+** 
+*/
+#include "prolock.h"
+#include "prlog.h"
+#include "prerror.h"
+
+PR_IMPLEMENT(PROrderedLock *) 
+    PR_CreateOrderedLock( 
+        PRInt32 order,
+        const char *name
+)
+{
+    PR_ASSERT(!"Not implemented"); /* Not implemented yet */
+    PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
+    return NULL;
+} /*  end PR_CreateOrderedLock() */
+
+
+PR_IMPLEMENT(void) 
+    PR_DestroyOrderedLock( 
+        PROrderedLock *lock 
+)
+{
+    PR_ASSERT(!"Not implemented"); /* Not implemented yet */
+    PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
+} /*  end PR_DestroyOrderedLock() */
+
+
+PR_IMPLEMENT(void) 
+    PR_LockOrderedLock( 
+        PROrderedLock *lock 
+)
+{
+    PR_ASSERT(!"Not implemented"); /* Not implemented yet */
+    PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
+} /*  end PR_LockOrderedLock() */
+
+
+PR_IMPLEMENT(PRStatus) 
+    PR_UnlockOrderedLock( 
+        PROrderedLock *lock 
+)
+{
+    PR_ASSERT(!"Not implemented"); /* Not implemented yet */
+    PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
+    return PR_FAILURE;
+} /*  end PR_UnlockOrderedLock() */