Changes to enable compiling using VC6.

FossilOrigin-Name: 9ee5686ab3b0bca8cabdf455c75bd9410cdc5378
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 7998638..e648430 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -159,7 +159,7 @@
 */
 #if defined(__GNUC__)
 #  define SQLITE_NOINLINE  __attribute__((noinline))
-#elif defined(_MSC_VER)
+#elif defined(_MSC_VER) && _MSC_VER>=1310
 #  define SQLITE_NOINLINE  __declspec(noinline)
 #else
 #  define SQLITE_NOINLINE