package boost: fix WinError capitalization

src/boost-2-winerror.patch

@@ -0,0 +1,17 @@
+This file is part of MXE.
+See index.html for further information.
+
+Fix WinError.h capitalization. See http://svn.boost.org/trac/boost/ticket/7081
+
+diff -ur a/boost/detail/win/basic_types.hpp b/boost/detail/win/basic_types.hpp
+--- a/boost/detail/win/basic_types.hpp	2011-03-25 02:20:55.000000000 +0100
++++ b/boost/detail/win/basic_types.hpp	2013-11-13 18:59:00.225614699 +0100
+@@ -14,7 +14,7 @@
+ #if defined( BOOST_USE_WINDOWS_H )
+ # include <windows.h>
+ #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) ||  defined(__CYGWIN__)
+-# include <WinError.h>
++# include <winerror.h>
+ // @FIXME Which condition must be tested
+ # ifdef UNDER_CE
+ #  ifndef WINAPI