diff --git a/libs/gtkmm2ext/gtkmm2ext/dndtreeview.h b/libs/gtkmm2ext/gtkmm2ext/dndtreeview.h
index 4a3eb7b5cf..d82688c9c2 100644
--- a/libs/gtkmm2ext/gtkmm2ext/dndtreeview.h
+++ b/libs/gtkmm2ext/gtkmm2ext/dndtreeview.h
@@ -31,7 +31,7 @@
 namespace Gtkmm2ext {
 
 template<class DataType>
-struct LIBGTKMM2EXT_API SerializedObjectPointers {
+struct /*LIBGTKMM2EXT_API*/ SerializedObjectPointers {
     uint32_t size;
     uint32_t cnt;
     char     type[32];
@@ -89,7 +89,7 @@ class LIBGTKMM2EXT_API DnDTreeViewBase : public Gtk::TreeView
 };
 
 template<class DataType>
-class LIBGTKMM2EXT_API DnDTreeView : public DnDTreeViewBase
+class /*LIBGTKMM2EXT_API*/ DnDTreeView : public DnDTreeViewBase
 {
   public:
 	DnDTreeView() {} 
diff --git a/libs/gtkmm2ext/gtkmm2ext/dndvbox.h b/libs/gtkmm2ext/gtkmm2ext/dndvbox.h
index e41437fbcc..da6690f5f9 100644
--- a/libs/gtkmm2ext/gtkmm2ext/dndvbox.h
+++ b/libs/gtkmm2ext/gtkmm2ext/dndvbox.h
@@ -25,7 +25,7 @@
 namespace Gtkmm2ext {
 
 /** Parent class for children of a DnDVBox */	
-class LIBGTKMM2EXT_API DnDVBoxChild
+class /*LIBGTKMM2EXT_API*/ DnDVBoxChild
 {
 public:
 	virtual ~DnDVBoxChild () {}
@@ -45,7 +45,7 @@ public:
 
 /** A VBox whose contents can be dragged and dropped */
 template <class T>
-class LIBGTKMM2EXT_API DnDVBox : public Gtk::EventBox
+class /*LIBGTKMM2EXT_API*/ DnDVBox : public Gtk::EventBox
 {
 public:
 	DnDVBox () : _active (0), _drag_icon (0), _expecting_unwanted_button_event (false), _placeholder (0)
diff --git a/libs/gtkmm2ext/gtkmm2ext/doi.h b/libs/gtkmm2ext/gtkmm2ext/doi.h
index 53c24847f3..bdd83ad3e9 100644
--- a/libs/gtkmm2ext/gtkmm2ext/doi.h
+++ b/libs/gtkmm2ext/gtkmm2ext/doi.h
@@ -30,11 +30,11 @@
 
 /* XXX g++ 2.95 can't compile this as pair of member function templates */
 
-template<typename T> LIBGTKMM2EXT_API gint idle_delete (T *obj) { delete obj; return FALSE; }
-template<typename T> LIBGTKMM2EXT_API void delete_when_idle (T *obj) {
+template<typename T> /*LIBGTKMM2EXT_API*/ gint idle_delete (T *obj) { delete obj; return FALSE; }
+template<typename T> /*LIBGTKMM2EXT_API*/ void delete_when_idle (T *obj) {
 	Glib::signal_idle().connect (sigc::bind (sigc::ptr_fun (idle_delete<T>), obj));
 }
-template<typename T> LIBGTKMM2EXT_API gint delete_on_unmap (GdkEventAny *ignored, T *obj) {
+template<typename T> /*LIBGTKMM2EXT_API*/ gint delete_on_unmap (GdkEventAny *ignored, T *obj) {
 	Glib::signal_idle().connect (sigc::bind (sigc::ptr_fun (idle_delete<T>), obj));
 	return FALSE;
 }
diff --git a/libs/gtkmm2ext/gtkmm2ext/utils.h b/libs/gtkmm2ext/gtkmm2ext/utils.h
index 7d161e2518..de939bb136 100644
--- a/libs/gtkmm2ext/gtkmm2ext/utils.h
+++ b/libs/gtkmm2ext/gtkmm2ext/utils.h
@@ -75,7 +75,7 @@ namespace Gtkmm2ext {
 	LIBGTKMM2EXT_API void set_popdown_strings (Gtk::ComboBoxText&, 
 	                          const std::vector<std::string>&);
 	
-	template<class T> LIBGTKMM2EXT_API void deferred_delete (void *ptr) {
+	template<class T> /*LIBGTKMM2EXT_API*/ void deferred_delete (void *ptr) {
 		delete static_cast<T *> (ptr);
 	}