Merged revisions 52381 via svnmerge from

https://svn.boost.org/svn/boost/trunk

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  r52381 | danieljames | 2009-04-14 10:03:13 +0100 (Tue, 14 Apr 2009) | 1 line
  
  Fix variadic template detection for mainline gcc. Fixes #2943
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[SVN r52423]

libs/config

@@ -1 +1 @@
-Subproject commit 2e03de97494f887d0cbba817bfcbc5a10b738620
+Subproject commit 628fbc53bd60d6b0e518aee1c4aa038c512f439a