check that the version of __sync_sub_and_fetch that returns a value is supported...

[wxWidgets.git] / include / wx / filename.h

diff --git a/include/wx/filename.h b/include/wx/filename.h
index 7eff2e878376bbe4e6bd201abc59ce40b010c304..023366e020ea3a5201a371ad8abd1adf097bd492 100644 (file)
--- a/include/wx/filename.h
+++ b/include/wx/filename.h
@@ -87,7 +87,7 @@ enum
 
 #if wxUSE_LONGLONG
 // error code of wxFileName::GetSize()
-extern wxULongLong wxInvalidSize;
+extern WXDLLIMPEXP_DATA_BASE(const wxULongLong) wxInvalidSize;
 #endif // wxUSE_LONGLONG