$OpenBSD: patch-boost_regex_config_hpp,v 1.2 2010/03/30 11:00:15 robert Exp $
--- boost/regex/config.hpp.orig	Sat Dec 26 15:48:19 2009
+++ boost/regex/config.hpp	Sat Dec 26 15:48:34 2009
@@ -75,7 +75,7 @@
  * std::use_facet<std::ctype<wchar_t> >.is(std::ctype_base::lower|std::ctype_base::upper, L'a');
  * returns *false*.
  */
-#ifdef __GLIBCPP__
+#if defined(__GLIBCPP__) && !defined(__OpenBSD__)
 #  define BOOST_REGEX_BUGGY_CTYPE_FACET
 #endif