-/* first check for generic cases which are long on 64bit machine and "long */
-/* long", then check for specific compilers */
-#if defined(SIZEOF_LONG) && (SIZEOF_LONG == 8)
- #define wxLongLong_t long
- #define wxLongLongSuffix l
- #define wxLongLongFmtSpec _T("l")
- #define wxLongLongIsLong
+/* first check for compilers which have the real long long */
+#if (defined(SIZEOF_LONG_LONG) && SIZEOF_LONG_LONG >= 8) || \
+ defined(__GNUC__) || \
+ defined(__CYGWIN__) || \
+ defined(__WXMICROWIN__) || \
+ (defined(__DJGPP__) && __DJGPP__ >= 2)
+ #define wxLongLong_t long long
+ #define wxLongLongSuffix ll
+ #define wxLongLongFmtSpec _T("ll")