# define EXTCONST globalref
# define dEXTCONST globaldef {"$GLOBAL_RO_VARS"} readonly
#else
-# if defined(_MSC_VER) && defined(_WIN32)
+# if defined(WIN32) && !defined(__GNUC__)
# ifdef PERLDLL
-# define EXT __declspec(dllexport)
+# define EXT extern __declspec(dllexport)
# define dEXT
-# define EXTCONST __declspec(dllexport) const
+# define EXTCONST extern __declspec(dllexport) const
# define dEXTCONST const
# else
-# define EXT __declspec(dllimport)
+# define EXT extern __declspec(dllimport)
# define dEXT
-# define EXTCONST __declspec(dllimport) const
+# define EXTCONST extern __declspec(dllimport) const
# define dEXTCONST const
# endif
# else