Use BOOST_USE_WINDOWS_H to avoid errors when building with clang-cl

> [build CXX] workdir/UnpackedTarball/boost/libs/locale/src/shared/date_time.cpp
[...]
> In file included from C:/lo64/core/workdir/UnpackedTarball/boost/libs/locale/src/shared/date_time.cpp:11:
> In file included from C:/lo64/core/workdir/UnpackedTarball/boost\boost/thread/mutex.hpp:14:
> In file included from C:/lo64/core/workdir/UnpackedTarball/boost\boost/thread/win32/mutex.hpp:9:
> In file included from C:/lo64/core/workdir/UnpackedTarball/boost\boost/thread/win32/basic_timed_mutex.hpp:14:
> C:/lo64/core/workdir/UnpackedTarball/boost\boost/thread/win32/thread_primitives.hpp(172,55):  error: conflicting types for 'CreateMutexA'
>                 __declspec(dllimport) void* __stdcall CreateMutexA(_SECURITY_ATTRIBUTES*,int,char const*);
>                                                       ^
> C:/PROGRA~2/WI3CF2~1/10/Include/10.0.15063.0/um\synchapi.h(489,1):  note: previous declaration is here
> CreateMutexA(
> ^
[...]

Change-Id: I141ea196250dc855c780f237436c0f19f0594cb1

0 files changed, 0 insertions, 0 deletions