# ifdef _CUPS_HAS_VISIBILITY
# define _CUPS_PRIVATE __attribute__ ((visibility("hidden")))
# define _CUPS_PUBLIC __attribute__ ((visibility("default")))
-# elif defined(WIN32) && defined(LIBCUPS2_EXPORTS)
+# elif defined(_WIN32) && defined(LIBCUPS2_EXPORTS)
# define _CUPS_PRIVATE
# define _CUPS_PUBLIC __declspec(dllexport)
# else