diff -r e1b950c65cb4 -r 837f303aceeb epoc32/include/stdapis/stlportv5/hash_set
--- a/epoc32/include/stdapis/stlportv5/hash_set	Wed Mar 31 12:27:01 2010 +0100
+++ b/epoc32/include/stdapis/stlportv5/hash_set	Wed Mar 31 12:33:34 2010 +0100
@@ -2,13 +2,13 @@
  * Copyright (c) 1996,1997
  * Silicon Graphics Computer Systems, Inc.
  *
- * Copyright (c) 1999 
+ * Copyright (c) 1999
  * Boris Fomitchev
  *
  * This material is provided "as is", with absolutely no warranty expressed
  * or implied. Any use is at your own risk.
  *
- * Permission to use or copy this software for any purpose is hereby granted 
+ * Permission to use or copy this software for any purpose is hereby granted
  * without fee, provided the above notices are retained on all copies.
  * Permission to modify the code and to distribute modified code is granted,
  * provided the above notices are retained, and a notice that the code was
@@ -19,21 +19,28 @@
 #ifndef _STLP_HASH_SET
 #define _STLP_HASH_SET
 
-# ifndef _STLP_OUTERMOST_HEADER_ID
+#ifndef _STLP_OUTERMOST_HEADER_ID
 #  define _STLP_OUTERMOST_HEADER_ID 0x4029
 #  include <stl/_prolog.h>
-# endif
+#endif
 
-# ifdef _STLP_PRAGMA_ONCE
+#ifdef _STLP_PRAGMA_ONCE
 #  pragma once
-# endif
+#endif
+
+#if defined (_STLP_NO_EXTENSIONS)
+/* Comment following if you want to use hash constainers even if you ask for
+ * no extension.
+ */
+#  error The hash_set and hash_multiset class are STLport extensions.
+#endif
 
 #include <stl/_hash_set.h>
 
-# if (_STLP_OUTERMOST_HEADER_ID == 0x4029)
+#if (_STLP_OUTERMOST_HEADER_ID == 0x4029)
 #  include <stl/_epilog.h>
 #  undef _STLP_OUTERMOST_HEADER_ID
-# endif
+#endif
 
 #endif /* _STLP_HASH_SET */