Add support for GCC 4.4.0's C++0x features

[SVN r52903]

test/config_test.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Sat Mar 21 15:13:32 2009
+//  This file was automatically generated on Mon May 11 07:24:23 2009
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-4.
 //  Use, modification and distribution are subject to the