Added new config macro BOOST_HAS_MS_INT64 to detect presence of __int64 data type.

Modified boost source to use BOOST_HAS_LONG_LONG and BOOST_HAS_MS_INT64
   where appropriate to do so.


[SVN r13714]

include/boost/config/compiler/borland.hpp

@@ -46,6 +46,10 @@
 #include <float.h>
 #endif
 
+#if __BORLANDC__ >= 0x530
+#  define BOOST_HAS_MS_INT64
+#endif
+
 //
 // check for exception handling support:
 #ifndef _CPPUNWIND

include/boost/config/compiler/comeau.hpp

@@ -22,6 +22,11 @@
 #     define BOOST_NO_VOID_RETURNS
 #  endif
 
+#  if defined(_MSC_VER) && (_MSC_VER >= 1200)
+#     define BOOST_HAS_MS_INT64
+#  endif
+
+
 #endif
 
 #define BOOST_COMPILER "Comeau compiler version " BOOST_STRINGIZE(__COMO_VERSION__)

include/boost/config/compiler/intel.hpp

@@ -52,6 +52,9 @@
 #  ifndef _NATIVE_WCHAR_T_DEFINED
 #     define BOOST_NO_INTRINSIC_WCHAR_T
 #  endif
+#  if _MSC_VER >= 1200
+#     define BOOST_HAS_MS_INT64
+#  endif
 #  define BOOST_NO_SWPRINTF
 #endif
 

include/boost/config/compiler/visualc.hpp

@@ -73,6 +73,20 @@
 #  define BOOST_NO_EXCEPTIONS   
 #endif 
 
+//
+// __int64 support:
+//
+#if _MSC_VER >= 1200
+#   define BOOST_HAS_MS_INT64
+#endif
+//
+// long long support:
+//
+#if _MSC_VER >= 1301
+#   define BOOST_HAS_LONG_LONG
+#endif
+
+
 
 #define BOOST_COMPILER "Microsoft Visual C++ version " BOOST_STRINGIZE(_MSC_VER)
 

include/boost/config/suffix.hpp

@@ -32,6 +32,9 @@
    && (defined(ULLONG_MAX) || defined(ULONG_LONG_MAX) || defined(ULONGLONG_MAX))
 #  define BOOST_HAS_LONG_LONG
 #endif
+#if !defined(BOOST_HAS_LONG_LONG) && !defined(BOOST_NO_INTEGRAL_INT64_T)
+#  define BOOST_NO_INTEGRAL_INT64_T
+#endif
 
 // GCC 3.x will clean up all of those nasty macro definitions that
 // BOOST_NO_CTYPE_FUNCTIONS is intended to help work around, so undefine