handling mac as gtk

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

diff --git a/include/wx/treebase.h b/include/wx/treebase.h
index 51c4249027979916bc2bd6a5ab18ceda3b42064b..c7c9aef476c9f7fbafd9a2e101399f38956e49ea 100644 (file)
--- a/include/wx/treebase.h
+++ b/include/wx/treebase.h
@@ -20,6 +20,8 @@
 // headers
 // ----------------------------------------------------------------------------
 
+#include "wx/defs.h"
+
 #if wxUSE_TREECTRL
 
 #include "wx/window.h"  // for wxClientData