--- misc/boost_1_55_0/boost/tr1/detail/config.hpp	2010-06-12 11:30:02.000000000 +0200
+++ misc/build/boost_1_55_0/boost/tr1/detail/config.hpp	2013-07-04 12:49:12.000000000 +0200
@@ -9,6 +9,7 @@
 #include <cstddef>
 
 #if (defined(__GNUC__) && !(defined(linux) || defined(__linux) || defined(__linux__))) \
+   && !defined(__OS2__) \
    || (!defined(_AIX) && defined(__IBMCPP__)  && (__IBMCPP__ >= 800)) 
    // Disable use of #include_next on Linux as typically we are installed in a 
    // directory that is searched *after* the std lib include path.
--- misc/boost_1_55_0/boost/tr1/detail/config_all.hpp	2011-07-25 11:28:58.000000000 +0200
+++ misc/build/boost_1_55_0/boost/tr1/detail/config_all.hpp	2013-07-04 12:50:44.000000000 +0200
@@ -107,7 +107,7 @@
 #    endif
 
 #      if !defined(BOOST_TR1_DISABLE_INCLUDE_NEXT) && !defined(__ICC) \
-            && (defined(linux) || defined(__linux) || defined(__linux__) || defined(__GNU__) || defined(__GLIBC__))
+            && (defined(__OS2__) || defined(linux) || defined(__linux) || defined(__linux__) || defined(__GNU__) || defined(__GLIBC__))
          // Disable use of #include_next on Linux as typically we are installed in a directory that is searched
          // *after* the std lib include path:
 #        define BOOST_TR1_DISABLE_INCLUDE_NEXT
Binary files misc/boost_1_55_0/libs/math/quaternion/TQE_EA.pdf and misc/build/boost_1_55_0/libs/math/quaternion/TQE_EA.pdf differ