id summary reporter owner description type status milestone component version severity resolution keywords cc 4331 Fix for MSVC 10 to assume that C-runtime libs are not in the std namespace Dean Michael Berris John Maddock This patch fixes the cause for failure in building the Date_Time library which depends on boost/token_functions.hpp -- in Boost.Date_Time there is a call to `std::iswspace`, which unfortunately is not defined in MSVC. The patch enables `BOOST_NO_STDC_NAMESPACE` for MSVC 10. Patches closed Boost 1.44.0 config Boost Development Trunk Problem invalid date_time token_functions patch