-Wundef fixes.

svn path=/trunk/boost/boost/throw_exception.hpp; revision=18788
_MSC_VER use clarified.

svn path=/trunk/boost/boost/throw_exception.hpp; revision=20992
Converted to Boost Software License, Version 1.0

svn path=/trunk/boost/boost/throw_exception.hpp; revision=24055
fixes comeau bug

svn path=/trunk/boost/boost/throw_exception.hpp; revision=24278
boost exception

svn path=/trunk/boost/exception/; revision=43485
hooking up boost exception for testing

svn path=/trunk/libs/exception/; revision=43525
fix for:

boost/exception/enable_exception_cloning.hpp uses std::bad_alloc
without #include'ing <new>. Because of this, some exception library
tests fail to compile on HP-UX.

svn path=/trunk/boost/exception/; revision=43555
fixed compile errors on various platforms

svn path=/trunk/boost/exception/; revision=44104
fixed compile errors, removed tabs as required.

svn path=/trunk/boost/exception/; revision=44114
missing include

svn path=/trunk/boost/exception/; revision=44134
to_string fixes

svn path=/trunk/boost/exception/; revision=44164
to_string adjustments

svn path=/trunk/boost/exception/; revision=44192
removed tabs. what's wrong with tabs anyway?

svn path=/trunk/boost/exception/; revision=44246
documentation cleanup

svn path=/trunk/libs/exception/; revision=44342
minor compile error fix

svn path=/trunk/boost/exception/; revision=44372
minor fix

svn path=/trunk/boost/exception/; revision=44404
minor to_string fix

svn path=/trunk/boost/exception/; revision=44419
N2179 compliance (pending documentation update)

svn path=/trunk/boost/exception/; revision=44438
introduced boost/exception_ptr.hpp, using Boost Exception

svn path=/trunk/boost/exception/; revision=44439
Boost Exception header compilation tests added.

svn path=/trunk/libs/exception/; revision=44442