Various MSVC-related changes.

testsuite/libffi.call/ffitest.h

@@ -25,6 +25,14 @@
 #define __UNUSED__
 #endif
 
+/* Define __FASTCALL__ so that other compilers than gcc can run the tests.  */
+#undef __FASTCALL__
+#if defined _MSC_VER
+#define __FASTCALL__ __fastcall
+#else
+#define __FASTCALL__ __attribute__((fastcall))
+#endif
+
 /* Prefer MAP_ANON(YMOUS) to /dev/zero, since we don't need to keep a
    file open.  */
 #ifdef HAVE_MMAP_ANON
@@ -110,6 +118,15 @@
 #endif
 #endif
 
+/* MSVC kludge.  */
+#if defined _MSC_VER
+#define PRIuPTR "lu"
+#define PRIu8 "u"
+#define PRId8 "d"
+#define PRIu64 "I64u"
+#define PRId64 "I64d"
+#endif
+
 #ifdef USING_MMAP
 static inline void *
 allocate_mmap (size_t size)