add export control to libgtkmm2ext

51 files changed, 344 insertions, 244 deletions

diff --git a/libs/ardour/wscript b/libs/ardour/wscript
index d263785f5d..7ce462ebb5 100644
--- a/libs/ardour/wscript
+++ b/libs/ardour/wscript
@@ -330,6 +330,7 @@ def build(bld):
         obj.cxxflags     = [ '-fPIC' ]
         obj.cflags       = [ '-fPIC' ]
         obj.defines      = []
+
     obj.export_includes = ['.']
     obj.includes     = ['.', '../surfaces/control_protocol', '..']
     obj.name         = 'ardour'
diff --git a/libs/evoral/wscript b/libs/evoral/wscript
index 5ba3942d69..f309bc7031 100644
--- a/libs/evoral/wscript
+++ b/libs/evoral/wscript
@@ -90,10 +90,13 @@ def build(bld):
     # Library
     if bld.is_defined ('INTERNAL_SHARED_LIBS'):
         obj              = bld.shlib(features = 'c cxx cshlib cxxshlib', source=lib_source)
+        obj.defines      = [ 'LIBEVORAL_DLL=1', 'LIBEVORAL_DLL_EXPORTS=1' ]
+        obj.defines      = [ 'LIBPBD_DLL=1' ]
     else:
         obj              = bld.stlib(features = 'c cxx cstlib cxxstlib', source=lib_source)
         obj.cxxflags     = [ '-fPIC' ]
         obj.cflags       = [ '-fPIC' ]
+        obj.defines      = [ ]
 
     obj.export_includes = ['.']
     obj.includes       = ['.', './src']
@@ -103,9 +106,7 @@ def build(bld):
     obj.use            = 'libsmf libpbd'
     obj.vnum           = EVORAL_LIB_VERSION
     obj.install_path   = os.path.join(bld.env['LIBDIR'], 'ardour3')
-    obj.defines = ['PACKAGE="libevoral"', 'EVORAL_MIDI_XML=1'
-                   'LIBEVORAL_DLL=1', 'LIBEVORAL_DLL_EXPORTS=1' 
-                   ]
+    obj.defines       += [ 'PACKAGE="libevoral"', 'EVORAL_MIDI_XML=1' ]
 
     if bld.env['BUILD_TESTS'] and bld.is_defined('HAVE_CPPUNIT'):
         # Static library (for unit test code coverage)
diff --git a/libs/gtkmm2ext/gtkmm2ext/activatable.h b/libs/gtkmm2ext/gtkmm2ext/activatable.h
index f8e2b5dd38..b9828d36cf 100644
--- a/libs/gtkmm2ext/gtkmm2ext/activatable.h
+++ b/libs/gtkmm2ext/gtkmm2ext/activatable.h
@@ -23,6 +23,8 @@
 
 #include <gtkmm/action.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
 /**
@@ -30,7 +32,7 @@ namespace Gtkmm2ext {
 
    Gtkmm itself has a class for this.  I don't know why we don't use it.
 */
-class Activatable {
+class LIBGTKMM2EXT_API Activatable {
 public:
 	virtual ~Activatable() {}
 
diff --git a/libs/gtkmm2ext/gtkmm2ext/application.h b/libs/gtkmm2ext/gtkmm2ext/application.h
index 3fb107b783..f0d029d3e7 100644
--- a/libs/gtkmm2ext/gtkmm2ext/application.h
+++ b/libs/gtkmm2ext/gtkmm2ext/application.h
@@ -22,9 +22,11 @@
 #ifndef __GTK_APPLICATION_MM_H__
 #define __GTK_APPLICATION_MM_H__
 
-#include <gtkmm2ext/gtkapplication.h> // for GtkApplicationGroup typedef
 #include <sigc++/signal.h>
 
+#include "gtkmm2ext/visibility.h"
+#include "gtkmm2ext/gtkapplication.h" // for GtkApplicationGroup typedef
+
 namespace Gtk {
 	class MenuItem;
 	class MenuShell;
@@ -36,7 +38,7 @@ namespace Glib {
 
 namespace Gtkmm2ext {
 
-class Application 
+class LIBGTKMM2EXT_API Application 
 {
 public:
     static Application* instance();
diff --git a/libs/gtkmm2ext/gtkmm2ext/auto_spin.h b/libs/gtkmm2ext/gtkmm2ext/auto_spin.h
index b692a7ccdc..28fae316f6 100644
--- a/libs/gtkmm2ext/gtkmm2ext/auto_spin.h
+++ b/libs/gtkmm2ext/gtkmm2ext/auto_spin.h
@@ -22,9 +22,11 @@
 
 #include <gtkmm.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class AutoSpin 
+class LIBGTKMM2EXT_API AutoSpin 
 
 {
   public:
diff --git a/libs/gtkmm2ext/gtkmm2ext/barcontroller.h b/libs/gtkmm2ext/gtkmm2ext/barcontroller.h
index 76dc8f2d49..094d4c67f4 100644
--- a/libs/gtkmm2ext/gtkmm2ext/barcontroller.h
+++ b/libs/gtkmm2ext/gtkmm2ext/barcontroller.h
@@ -21,13 +21,14 @@
 
 #include <gtkmm/frame.h>
 #include <gtkmm/drawingarea.h>
-#include <gtkmm2ext/binding_proxy.h>
 #include <cairo.h>
 
+#include "gtkmm2ext/visibility.h"
+#include "gtkmm2ext/binding_proxy.h"
 
 namespace Gtkmm2ext {
 
-class BarController : public Gtk::Frame
+class LIBGTKMM2EXT_API BarController : public Gtk::Frame
 {
   public:
 	BarController (Gtk::Adjustment& adj, boost::shared_ptr<PBD::Controllable>);
diff --git a/libs/gtkmm2ext/gtkmm2ext/bindable_button.h b/libs/gtkmm2ext/gtkmm2ext/bindable_button.h
index 5ac81d8507..cf74d3aca0 100644
--- a/libs/gtkmm2ext/gtkmm2ext/bindable_button.h
+++ b/libs/gtkmm2ext/gtkmm2ext/bindable_button.h
@@ -23,14 +23,16 @@
 #include <string>
 
 #include "pbd/signals.h"
+
+#include "gtkmm2ext/visibility.h"
 #include "gtkmm2ext/stateful_button.h"
-#include "binding_proxy.h"
+#include "gtkmm2ext/binding_proxy.h"
 
 namespace PBD {
 	class Controllable;
 }
 
-class BindableToggleButton : public Gtkmm2ext::StatefulToggleButton
+class LIBGTKMM2EXT_API BindableToggleButton : public Gtkmm2ext::StatefulToggleButton
 {
    public:
 	BindableToggleButton (const std::string &label)
@@ -60,7 +62,7 @@ class BindableToggleButton : public Gtkmm2ext::StatefulToggleButton
 	BindingProxy binding_proxy;
 };
 
-class BindableButton : public Gtkmm2ext::StatefulButton
+class LIBGTKMM2EXT_API BindableButton : public Gtkmm2ext::StatefulButton
 {
    public:
 	BindableButton (boost::shared_ptr<PBD::Controllable> c) : binding_proxy (c) {}
diff --git a/libs/gtkmm2ext/gtkmm2ext/binding_proxy.h b/libs/gtkmm2ext/gtkmm2ext/binding_proxy.h
index b541582f6f..d6e3140462 100644
--- a/libs/gtkmm2ext/gtkmm2ext/binding_proxy.h
+++ b/libs/gtkmm2ext/gtkmm2ext/binding_proxy.h
@@ -22,15 +22,18 @@
 #define __binding_proxy__
 
 #include <string>
-#include <gtkmm2ext/popup.h>
 #include <boost/shared_ptr.hpp>
+
 #include "pbd/signals.h"
 
+#include "gtkmm2ext/visibility.h"
+#include "gtkmm2ext/popup.h"
+
 namespace PBD {
 	class Controllable;
 }
 
-class BindingProxy : public sigc::trackable
+class LIBGTKMM2EXT_API BindingProxy : public sigc::trackable
 {
    public:
 	BindingProxy (boost::shared_ptr<PBD::Controllable>);
diff --git a/libs/gtkmm2ext/gtkmm2ext/bindings.h b/libs/gtkmm2ext/gtkmm2ext/bindings.h
index 36da0b6075..31fea82a35 100644
--- a/libs/gtkmm2ext/gtkmm2ext/bindings.h
+++ b/libs/gtkmm2ext/gtkmm2ext/bindings.h
@@ -9,11 +9,13 @@
 #include <gtkmm/radioaction.h>
 #include <gtkmm/toggleaction.h>
 
+#include "gtkmm2ext/visibility.h"
+
 class XMLNode;
 
 namespace Gtkmm2ext {
 
-class KeyboardKey
+class LIBGTKMM2EXT_API KeyboardKey
 {
   public:
         KeyboardKey () {
@@ -40,7 +42,7 @@ class KeyboardKey
         uint64_t _val;
 };
 
-class MouseButton {
+class LIBGTKMM2EXT_API MouseButton {
   public:
         MouseButton () {
                 _val = ~0ULL;
@@ -69,7 +71,7 @@ class MouseButton {
         static uint32_t _ignored_state;
 };
 
-class ActionMap {
+class LIBGTKMM2EXT_API ActionMap {
   public:
         ActionMap() {}
         ~ActionMap() {}
@@ -90,7 +92,7 @@ class ActionMap {
         _ActionMap actions;
 };        
 
-class Bindings {
+class LIBGTKMM2EXT_API Bindings {
   public:
         enum Operation { 
                 Press,
diff --git a/libs/gtkmm2ext/gtkmm2ext/cairo_packer.h b/libs/gtkmm2ext/gtkmm2ext/cairo_packer.h
index f38fe80eb5..519720dccf 100644
--- a/libs/gtkmm2ext/gtkmm2ext/cairo_packer.h
+++ b/libs/gtkmm2ext/gtkmm2ext/cairo_packer.h
@@ -3,7 +3,9 @@
 
 #include <gtkmm/box.h>
 
-class CairoPacker 
+#include "gtkmm2ext/visibility.h"
+
+class LIBGTKMM2EXT_API CairoPacker 
 {
   public:
 	CairoPacker () {}
@@ -15,7 +17,7 @@ class CairoPacker
 	virtual void draw_background (Gtk::Widget&, GdkEventExpose*);
 };
 
-class CairoHPacker : public CairoPacker, public Gtk::HBox
+class LIBGTKMM2EXT_API CairoHPacker : public CairoPacker, public Gtk::HBox
 {
   public:
 	CairoHPacker ();
@@ -27,7 +29,7 @@ class CairoHPacker : public CairoPacker, public Gtk::HBox
         void on_realize ();
 };
 
-class CairoVPacker : public CairoPacker, public Gtk::VBox
+class LIBGTKMM2EXT_API CairoVPacker : public CairoPacker, public Gtk::VBox
 {
   public:
 	CairoVPacker ();
diff --git a/libs/gtkmm2ext/gtkmm2ext/cairo_widget.h b/libs/gtkmm2ext/gtkmm2ext/cairo_widget.h
index eb741b7e98..596b695da6 100644
--- a/libs/gtkmm2ext/gtkmm2ext/cairo_widget.h
+++ b/libs/gtkmm2ext/gtkmm2ext/cairo_widget.h
@@ -21,12 +21,14 @@
 #define __gtk2_ardour_cairo_widget_h__
 
 #include <gtkmm/eventbox.h>
+
+#include "gtkmm2ext/visibility.h"
 #include "gtkmm2ext/widget_state.h"
 
 /** A parent class for widgets that are rendered using Cairo.
  */
 
-class CairoWidget : public Gtk::EventBox
+class LIBGTKMM2EXT_API CairoWidget : public Gtk::EventBox
 {
 public:
 	CairoWidget ();
diff --git a/libs/gtkmm2ext/gtkmm2ext/cairocell.h b/libs/gtkmm2ext/gtkmm2ext/cairocell.h
index 2839d4266b..60a6f743d1 100644
--- a/libs/gtkmm2ext/gtkmm2ext/cairocell.h
+++ b/libs/gtkmm2ext/gtkmm2ext/cairocell.h
@@ -29,7 +29,9 @@
 #include <cairomm/cairomm.h>
 #include <gtkmm/misc.h>
 
-class CairoCell
+#include "gtkmm2ext/visibility.h"
+
+class LIBGTKMM2EXT_API CairoCell
 {
   public:
 	CairoCell(int32_t id);
@@ -72,7 +74,7 @@ class CairoCell
 	uint32_t _xpad;
 };
 
-class CairoFontDescription {
+class LIBGTKMM2EXT_API CairoFontDescription {
   public:
 	CairoFontDescription (const std::string& f,
 			      Cairo::FontSlant s,
@@ -106,7 +108,7 @@ class CairoFontDescription {
 	double _size;
 };
 
-class CairoTextCell : public CairoCell
+class LIBGTKMM2EXT_API CairoTextCell : public CairoCell
 {
   public:
 	CairoTextCell (int32_t id, double width_chars, boost::shared_ptr<CairoFontDescription> font = boost::shared_ptr<CairoFontDescription>());
@@ -139,7 +141,7 @@ class CairoTextCell : public CairoCell
         double x_offset;
 };
 
-class CairoCharCell : public CairoTextCell
+class LIBGTKMM2EXT_API CairoCharCell : public CairoTextCell
 {
   public:
         CairoCharCell(int32_t id, char c);
@@ -147,7 +149,7 @@ class CairoCharCell : public CairoTextCell
         void set_size (Cairo::RefPtr<Cairo::Context>& context);
 };
 
-class CairoEditableText : public Gtk::Misc
+class LIBGTKMM2EXT_API CairoEditableText : public Gtk::Misc
 {
 public:
 	CairoEditableText (boost::shared_ptr<CairoFontDescription> font  = boost::shared_ptr<CairoFontDescription>());
diff --git a/libs/gtkmm2ext/gtkmm2ext/cell_renderer_color_selector.h b/libs/gtkmm2ext/gtkmm2ext/cell_renderer_color_selector.h
index 16e2feca6a..1360da4c50 100644
--- a/libs/gtkmm2ext/gtkmm2ext/cell_renderer_color_selector.h
+++ b/libs/gtkmm2ext/gtkmm2ext/cell_renderer_color_selector.h
@@ -25,6 +25,8 @@
 #include <gtkmm/cellrenderer.h>
 #include <gdkmm.h>
 
+#include "gtkmm2ext/visibility.h"
+
 using namespace Gtk;
 
 namespace Gtk {
@@ -33,7 +35,7 @@ namespace Gtk {
 
 namespace Gtkmm2ext {
 
-class CellRendererColorSelector : public Gtk::CellRenderer
+class LIBGTKMM2EXT_API CellRendererColorSelector : public Gtk::CellRenderer
 {
   public:
 	CellRendererColorSelector();  
diff --git a/libs/gtkmm2ext/gtkmm2ext/cell_renderer_pixbuf_multi.h b/libs/gtkmm2ext/gtkmm2ext/cell_renderer_pixbuf_multi.h
index c856414150..5e763edefd 100644
--- a/libs/gtkmm2ext/gtkmm2ext/cell_renderer_pixbuf_multi.h
+++ b/libs/gtkmm2ext/gtkmm2ext/cell_renderer_pixbuf_multi.h
@@ -29,11 +29,13 @@
 #include <gtkmm/cellrenderer.h>
 #include <gdkmm.h>
 
+#include "gtkmm2ext/visibility.h"
+
 using namespace Gtk;
 
 namespace Gtkmm2ext {
 
-class CellRendererPixbufMulti : public Gtk::CellRenderer
+class LIBGTKMM2EXT_API CellRendererPixbufMulti : public Gtk::CellRenderer
 {
   public:
 
diff --git a/libs/gtkmm2ext/gtkmm2ext/cell_renderer_pixbuf_toggle.h b/libs/gtkmm2ext/gtkmm2ext/cell_renderer_pixbuf_toggle.h
index 7bc5d80685..e8ee448755 100644
--- a/libs/gtkmm2ext/gtkmm2ext/cell_renderer_pixbuf_toggle.h
+++ b/libs/gtkmm2ext/gtkmm2ext/cell_renderer_pixbuf_toggle.h
@@ -26,11 +26,13 @@
 #include <gtkmm/cellrenderer.h>
 #include <gdkmm.h>
 
+#include "gtkmm2ext/visibility.h"
+
 using namespace Gtk;
 
 namespace Gtkmm2ext {
 
-class CellRendererPixbufToggle : public Gtk::CellRenderer
+class LIBGTKMM2EXT_API CellRendererPixbufToggle : public Gtk::CellRenderer
 {
   public:
 
diff --git a/libs/gtkmm2ext/gtkmm2ext/choice.h b/libs/gtkmm2ext/gtkmm2ext/choice.h
index 17e3b3192c..df6a90dd30 100644
--- a/libs/gtkmm2ext/gtkmm2ext/choice.h
+++ b/libs/gtkmm2ext/gtkmm2ext/choice.h
@@ -27,9 +27,11 @@
 #include <string>
 #include <vector>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class Choice : public Gtk::Dialog
+class LIBGTKMM2EXT_API Choice : public Gtk::Dialog
 {
   public:
 	Choice (std::string title, std::string prompt, std::vector<std::string> choices, bool center = true);
diff --git a/libs/gtkmm2ext/gtkmm2ext/click_box.h b/libs/gtkmm2ext/gtkmm2ext/click_box.h
index 8f9655e2bf..8270f25778 100644
--- a/libs/gtkmm2ext/gtkmm2ext/click_box.h
+++ b/libs/gtkmm2ext/gtkmm2ext/click_box.h
@@ -23,11 +23,12 @@
 #include <string>
 #include <gtkmm.h>
 
-#include <gtkmm2ext/auto_spin.h>
+#include "gtkmm2ext/visibility.h"
+#include "gtkmm2ext/auto_spin.h"
 
 namespace Gtkmm2ext {
 
-class ClickBox : public Gtk::DrawingArea, public AutoSpin
+class LIBGTKMM2EXT_API ClickBox : public Gtk::DrawingArea, public AutoSpin
 {
   public:
 	ClickBox (Gtk::Adjustment *adj, const std::string &name, bool round_to_steps = false);
diff --git a/libs/gtkmm2ext/gtkmm2ext/debug.h b/libs/gtkmm2ext/gtkmm2ext/debug.h
index e057b3c9bf..8012742e6c 100644
--- a/libs/gtkmm2ext/gtkmm2ext/debug.h
+++ b/libs/gtkmm2ext/gtkmm2ext/debug.h
@@ -20,12 +20,14 @@
 #ifndef __libgtkmm2ext_debug_h__
 #define __libgtkmm2ext_debug_h__
 
+#include "gtkmm2ext/visibility.h"
+
 #include <stdint.h>
 
 namespace Gtkmm2ext {
 	namespace DEBUG {
-                extern uint64_t Keyboard;
-                extern uint64_t Bindings;
+                LIBGTKMM2EXT_API extern uint64_t Keyboard;
+                LIBGTKMM2EXT_API extern uint64_t Bindings;
 	}
 }
 
diff --git a/libs/gtkmm2ext/gtkmm2ext/dndtreeview.h b/libs/gtkmm2ext/gtkmm2ext/dndtreeview.h
index b5f18fa890..4a3eb7b5cf 100644
--- a/libs/gtkmm2ext/gtkmm2ext/dndtreeview.h
+++ b/libs/gtkmm2ext/gtkmm2ext/dndtreeview.h
@@ -26,17 +26,19 @@
 #include <gtkmm/treeselection.h>
 #include <gtkmm/selectiondata.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
 template<class DataType>
-struct SerializedObjectPointers {
+struct LIBGTKMM2EXT_API SerializedObjectPointers {
     uint32_t size;
     uint32_t cnt;
     char     type[32];
     DataType data[0];
 };
 
-class DnDTreeViewBase : public Gtk::TreeView 
+class LIBGTKMM2EXT_API DnDTreeViewBase : public Gtk::TreeView 
 {
   private:
   public:
@@ -87,7 +89,7 @@ class DnDTreeViewBase : public Gtk::TreeView
 };
 
 template<class DataType>
-class 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 bbfd183c7b..e41437fbcc 100644
--- a/libs/gtkmm2ext/gtkmm2ext/dndvbox.h
+++ b/libs/gtkmm2ext/gtkmm2ext/dndvbox.h
@@ -18,12 +18,14 @@
 */
 
 #include <gtkmm/box.h>
+
+#include "gtkmm2ext/visibility.h"
 #include "gtkmm2ext/widget_state.h"
 
 namespace Gtkmm2ext {
 
 /** Parent class for children of a DnDVBox */	
-class DnDVBoxChild
+class LIBGTKMM2EXT_API DnDVBoxChild
 {
 public:
 	virtual ~DnDVBoxChild () {}
@@ -43,7 +45,7 @@ public:
 
 /** A VBox whose contents can be dragged and dropped */
 template <class T>
-class 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 6ad1f7dd94..e24224701f 100644
--- a/libs/gtkmm2ext/gtkmm2ext/doi.h
+++ b/libs/gtkmm2ext/gtkmm2ext/doi.h
@@ -22,13 +22,15 @@
 
 #include <gtkmm.h>
 
+#include "gtkmm2ext/visibility.h"
+
 /* XXX g++ 2.95 can't compile this as pair of member function templates */
 
-template<typename T> gint idle_delete (T *obj) { delete obj; return FALSE; }
-template<typename T> 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> 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/fastmeter.h b/libs/gtkmm2ext/gtkmm2ext/fastmeter.h
index 8070748963..6802481777 100644
--- a/libs/gtkmm2ext/gtkmm2ext/fastmeter.h
+++ b/libs/gtkmm2ext/gtkmm2ext/fastmeter.h
@@ -27,9 +27,11 @@
 #include <gtkmm/drawingarea.h>
 #include <gdkmm/pixbuf.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class FastMeter : public Gtk::DrawingArea {
+class LIBGTKMM2EXT_API FastMeter : public Gtk::DrawingArea {
   public:
 	enum Orientation {
 		Horizontal,
diff --git a/libs/gtkmm2ext/gtkmm2ext/focus_entry.h b/libs/gtkmm2ext/gtkmm2ext/focus_entry.h
index 3fb57b433d..9cdbc5cc7a 100644
--- a/libs/gtkmm2ext/gtkmm2ext/focus_entry.h
+++ b/libs/gtkmm2ext/gtkmm2ext/focus_entry.h
@@ -22,9 +22,11 @@
 
 #include <gtkmm/entry.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class FocusEntry : public Gtk::Entry
+class LIBGTKMM2EXT_API FocusEntry : public Gtk::Entry
 {
   public:
 	FocusEntry ();
diff --git a/libs/gtkmm2ext/gtkmm2ext/grouped_buttons.h b/libs/gtkmm2ext/gtkmm2ext/grouped_buttons.h
index 99d9f8ffc4..da4136be0e 100644
--- a/libs/gtkmm2ext/gtkmm2ext/grouped_buttons.h
+++ b/libs/gtkmm2ext/gtkmm2ext/grouped_buttons.h
@@ -25,11 +25,13 @@
 #include <vector>
 #include <sigc++/signal.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtk {
 	class ToggleButton;
 };
 
-class GroupedButtons : public sigc::trackable
+class LIBGTKMM2EXT_API GroupedButtons : public sigc::trackable
 {
   public:
 	GroupedButtons (uint32_t nbuttons, uint32_t first_active);
diff --git a/libs/gtkmm2ext/gtkmm2ext/gtk_ui.h b/libs/gtkmm2ext/gtkmm2ext/gtk_ui.h
index 232e7682ed..2e5cc11d23 100644
--- a/libs/gtkmm2ext/gtkmm2ext/gtk_ui.h
+++ b/libs/gtkmm2ext/gtkmm2ext/gtk_ui.h
@@ -44,6 +44,8 @@
 #include <pbd/error.h>
 #include <pbd/receiver.h>
 
+#include "gtkmm2ext/visibility.h"
+
 class Touchable;
 
 namespace Gtkmm2ext {
@@ -59,7 +61,7 @@ extern BaseUI::RequestType SetTip;
 extern BaseUI::RequestType AddIdle;
 extern BaseUI::RequestType AddTimeout;
 
-struct UIRequest : public BaseUI::BaseRequestObject {
+struct LIBGTKMM2EXT_API UIRequest : public BaseUI::BaseRequestObject {
      
      /* this once used anonymous unions to merge elements
 	that are never part of the same request. that makes
@@ -88,7 +90,7 @@ struct UIRequest : public BaseUI::BaseRequestObject {
     }
 };
 
-class UI : public AbstractUI<UIRequest>
+class LIBGTKMM2EXT_API UI : public AbstractUI<UIRequest>
 {
   private:
 	class MyReceiver : public Receiver {
diff --git a/libs/gtkmm2ext/gtkmm2ext/gtkapplication.h b/libs/gtkmm2ext/gtkmm2ext/gtkapplication.h
index d0d5b55557..83594fefbe 100644
--- a/libs/gtkmm2ext/gtkmm2ext/gtkapplication.h
+++ b/libs/gtkmm2ext/gtkmm2ext/gtkapplication.h
@@ -26,22 +26,24 @@
 
 #include <gtk/gtk.h>
 
+#include "gtkmm2ext/visibility.h"
+
 G_BEGIN_DECLS
 
 typedef struct _GtkApplicationMenuGroup GtkApplicationMenuGroup;
 
-int  gtk_application_init (void);
-void gtk_application_ready (void);
-void gtk_application_cleanup (void);
+LIBGTKMM2EXT_API int  gtk_application_init (void);
+LIBGTKMM2EXT_API void gtk_application_ready (void);
+LIBGTKMM2EXT_API void gtk_application_cleanup (void);
 
-void                      gtk_application_set_menu_bar       (GtkMenuShell    *menu_shell);
-GtkApplicationMenuGroup * gtk_application_add_app_menu_group (void);
-void                      gtk_application_add_app_menu_item   (GtkApplicationMenuGroup *group,
+LIBGTKMM2EXT_API void                      gtk_application_set_menu_bar       (GtkMenuShell    *menu_shell);
+LIBGTKMM2EXT_API GtkApplicationMenuGroup * gtk_application_add_app_menu_group (void);
+LIBGTKMM2EXT_API void                      gtk_application_add_app_menu_item   (GtkApplicationMenuGroup *group,
 							       GtkMenuItem     *menu_item);
 
 /* these are private but here until GtkApplication becomes a GtkObject with an interface */
 
-extern GList *_gtk_application_menu_groups;
+LIBGTKMM2EXT_LOCAL extern GList *_gtk_application_menu_groups;
 
 G_END_DECLS
 
diff --git a/libs/gtkmm2ext/gtkmm2ext/gtkutils.h b/libs/gtkmm2ext/gtkmm2ext/gtkutils.h
index 832423f31d..48c166be29 100644
--- a/libs/gtkmm2ext/gtkmm2ext/gtkutils.h
+++ b/libs/gtkmm2ext/gtkmm2ext/gtkutils.h
@@ -22,12 +22,14 @@
 
 #include <string>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtk {
 	class Widget;
 }
 
-void gtk_set_size_request_to_display_given_text (Gtk::Widget& w,
-						 const std::string& text,
-						 gint hpadding = 0,
-						 gint vpadding = 0);
+LIBGTKMM2EXT_API void gtk_set_size_request_to_display_given_text (Gtk::Widget& w,
+								  const std::string& text,
+								  gint hpadding = 0,
+								  gint vpadding = 0);
 #endif /* __gtkutils_h__ */
diff --git a/libs/gtkmm2ext/gtkmm2ext/gui_thread.h b/libs/gtkmm2ext/gtkmm2ext/gui_thread.h
index 1e98a32b7b..6935a8d0af 100644
--- a/libs/gtkmm2ext/gtkmm2ext/gui_thread.h
+++ b/libs/gtkmm2ext/gtkmm2ext/gui_thread.h
@@ -25,6 +25,8 @@
 #include <boost/bind.hpp>
 #include <boost/bind/protect.hpp>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace sigc {
 	struct trackable;
 }
@@ -34,7 +36,7 @@ namespace sigc {
 #define gui_context() Gtkmm2ext::UI::instance() /* a UICallback-derived object that specifies the event loop for GUI signal handling */
 #define ui_bind(f, ...) boost::protect (boost::bind (f, __VA_ARGS__))
 
-extern PBD::EventLoop::InvalidationRecord* __invalidator (sigc::trackable& trackable, const char*, int);
+LIBGTKMM2EXT_API extern PBD::EventLoop::InvalidationRecord* __invalidator (sigc::trackable& trackable, const char*, int);
 #define invalidator(x) __invalidator ((x), __FILE__, __LINE__)
 
 #endif /* __ardour_gtk_gui_thread_h__ */
diff --git a/libs/gtkmm2ext/gtkmm2ext/idle_adjustment.h b/libs/gtkmm2ext/gtkmm2ext/idle_adjustment.h
index d8bda35cb5..58e2f8f5bd 100644
--- a/libs/gtkmm2ext/gtkmm2ext/idle_adjustment.h
+++ b/libs/gtkmm2ext/gtkmm2ext/idle_adjustment.h
@@ -23,9 +23,11 @@
 #include <sys/time.h>
 #include <gtkmm/adjustment.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class IdleAdjustment : public sigc::trackable
+class LIBGTKMM2EXT_API IdleAdjustment : public sigc::trackable
 {
   public:
 	IdleAdjustment (Gtk::Adjustment& adj);
diff --git a/libs/gtkmm2ext/gtkmm2ext/keyboard.h b/libs/gtkmm2ext/gtkmm2ext/keyboard.h
index 2c6b026a42..2123e6ff69 100644
--- a/libs/gtkmm2ext/gtkmm2ext/keyboard.h
+++ b/libs/gtkmm2ext/gtkmm2ext/keyboard.h
@@ -30,13 +30,15 @@
 
 #include "pbd/stateful.h"
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtk {
 	class Window;
 }
 
 namespace Gtkmm2ext {
 
-class Keyboard : public sigc::trackable, PBD::Stateful
+class LIBGTKMM2EXT_API Keyboard : public sigc::trackable, PBD::Stateful
 {
   public:
 	Keyboard ();
diff --git a/libs/gtkmm2ext/gtkmm2ext/motionfeedback.h b/libs/gtkmm2ext/gtkmm2ext/motionfeedback.h
index b4bf2d9c02..9e051b04b8 100644
--- a/libs/gtkmm2ext/gtkmm2ext/motionfeedback.h
+++ b/libs/gtkmm2ext/gtkmm2ext/motionfeedback.h
@@ -27,6 +27,7 @@
 #include <gtkmm/label.h>
 #include <gtkmm/eventbox.h>
 
+#include "gtkmm2ext/visibility.h"
 #include "gtkmm2ext/binding_proxy.h"
 #include "gtkmm2ext/prolooks-helpers.h"
 
@@ -37,7 +38,7 @@ namespace Gtk {
 
 namespace Gtkmm2ext {
 
-class MotionFeedback : public Gtk::VBox
+class LIBGTKMM2EXT_API MotionFeedback : public Gtk::VBox
 {
  public:
 	enum Type {
diff --git a/libs/gtkmm2ext/gtkmm2ext/persistent_tooltip.h b/libs/gtkmm2ext/gtkmm2ext/persistent_tooltip.h
index edd1e199e4..840280f701 100644
--- a/libs/gtkmm2ext/gtkmm2ext/persistent_tooltip.h
+++ b/libs/gtkmm2ext/gtkmm2ext/persistent_tooltip.h
@@ -22,12 +22,14 @@
 
 #include <sigc++/trackable.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
 /** A class which offers a tooltip-like window which can be made to
  *  stay open during a drag.
  */
-class PersistentTooltip : public sigc::trackable
+class LIBGTKMM2EXT_API PersistentTooltip : public sigc::trackable
 {
 public:
 	PersistentTooltip (Gtk::Widget *);
diff --git a/libs/gtkmm2ext/gtkmm2ext/pixfader.h b/libs/gtkmm2ext/gtkmm2ext/pixfader.h
index 2953cc6333..26942371d3 100644
--- a/libs/gtkmm2ext/gtkmm2ext/pixfader.h
+++ b/libs/gtkmm2ext/gtkmm2ext/pixfader.h
@@ -27,9 +27,11 @@
 #include <gtkmm/adjustment.h>
 #include <gdkmm.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class PixFader : public Gtk::DrawingArea
+class LIBGTKMM2EXT_API PixFader : public Gtk::DrawingArea
 {
   public:
         PixFader (Gtk::Adjustment& adjustment, int orientation, int span, int girth);
diff --git a/libs/gtkmm2ext/gtkmm2ext/pixscroller.h b/libs/gtkmm2ext/gtkmm2ext/pixscroller.h
index c87d1f130c..06d0ed2458 100644
--- a/libs/gtkmm2ext/gtkmm2ext/pixscroller.h
+++ b/libs/gtkmm2ext/gtkmm2ext/pixscroller.h
@@ -24,9 +24,11 @@
 #include <gtkmm/adjustment.h>
 #include <gdkmm.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class PixScroller : public Gtk::DrawingArea
+class LIBGTKMM2EXT_API PixScroller : public Gtk::DrawingArea
 {
   public:
 	PixScroller(Gtk::Adjustment& adjustment, 
diff --git a/libs/gtkmm2ext/gtkmm2ext/popup.h b/libs/gtkmm2ext/gtkmm2ext/popup.h
index 1db357341d..261e07b21c 100644
--- a/libs/gtkmm2ext/gtkmm2ext/popup.h
+++ b/libs/gtkmm2ext/gtkmm2ext/popup.h
@@ -25,9 +25,11 @@
 
 #include <pbd/touchable.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class PopUp : public Gtk::Window, public Touchable
+class LIBGTKMM2EXT_API PopUp : public Gtk::Window, public Touchable
 {
   public:
 	PopUp (Gtk::WindowPosition pos, unsigned int show_for_msecs = 0,
diff --git a/libs/gtkmm2ext/gtkmm2ext/prolooks-helpers.h b/libs/gtkmm2ext/gtkmm2ext/prolooks-helpers.h
index a484dd2eab..1bdc0f8487 100644
--- a/libs/gtkmm2ext/gtkmm2ext/prolooks-helpers.h
+++ b/libs/gtkmm2ext/gtkmm2ext/prolooks-helpers.h
@@ -19,6 +19,8 @@
 #include <gdk-pixbuf/gdk-pixdata.h>
 #include <gobject/gvaluecollector.h>
 
+#include "gtkmm2ext/visibility.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -141,107 +143,107 @@ struct _ProlooksParamSpecHSV {
 };
 
 
-gpointer cairo_color_ref (gpointer instance);
-void cairo_color_unref (gpointer instance);
-GParamSpec* cairo_param_spec_color (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags);
-void cairo_value_set_color (GValue* value, gpointer v_object);
-void cairo_value_take_color (GValue* value, gpointer v_object);
-gpointer cairo_value_get_color (const GValue* value);
-GType cairo_color_get_type (void);
+LIBGTKMM2EXT_API gpointer cairo_color_ref (gpointer instance);
+LIBGTKMM2EXT_API void cairo_color_unref (gpointer instance);
+LIBGTKMM2EXT_API GParamSpec* cairo_param_spec_color (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags);
+LIBGTKMM2EXT_API void cairo_value_set_color (GValue* value, gpointer v_object);
+LIBGTKMM2EXT_API void cairo_value_take_color (GValue* value, gpointer v_object);
+LIBGTKMM2EXT_API gpointer cairo_value_get_color (const GValue* value);
+LIBGTKMM2EXT_API GType cairo_color_get_type (void);
 #define CAIRO_COLOR_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), CAIRO_TYPE_COLOR, CairoColorPrivate))
-enum  {
+enum LIBGTKMM2EXT_API  {
 	CAIRO_COLOR_DUMMY_PROPERTY
 };
-void cairo_color_set_red (CairoColor* self, double value);
-void cairo_color_set_green (CairoColor* self, double value);
-void cairo_color_set_blue (CairoColor* self, double value);
-void cairo_color_set_alpha (CairoColor* self, double value);
-CairoColor* cairo_color_new (double red, double green, double blue, double alpha);
-CairoColor* cairo_color_construct (GType object_type, double red, double green, double blue, double alpha);
-double cairo_color_get_red (CairoColor* self);
-double cairo_color_get_green (CairoColor* self);
-double cairo_color_get_blue (CairoColor* self);
-double cairo_color_get_alpha (CairoColor* self);
-CairoColor* cairo_color_copy (CairoColor* self);
-void cairo_color_set_from_string (CairoColor* self, const char* webcolor);
-CairoColor* cairo_color_new_from_string (const char* webcolor);
-CairoColor* cairo_color_construct_from_string (GType object_type, const char* webcolor);
-ProlooksHSL* prolooks_hsl_new (void);
-ProlooksHSL* prolooks_hsl_construct (GType object_type);
-gpointer prolooks_hsl_ref (gpointer instance);
-void prolooks_hsl_unref (gpointer instance);
-GParamSpec* prolooks_param_spec_hsl (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags);
-void prolooks_value_set_hsl (GValue* value, gpointer v_object);
-void prolooks_value_take_hsl (GValue* value, gpointer v_object);
-gpointer prolooks_value_get_hsl (const GValue* value);
-GType prolooks_hsl_get_type (void);
-void prolooks_hsl_from_cairo_color (ProlooksHSL* self, CairoColor* color);
-double prolooks_hsl_get_lightness (ProlooksHSL* self);
-void prolooks_hsl_set_lightness (ProlooksHSL* self, double value);
-double prolooks_hsl_get_saturation (ProlooksHSL* self);
-void prolooks_hsl_set_saturation (ProlooksHSL* self, double value);
-CairoColor* prolooks_hsl_to_cairo_color (ProlooksHSL* self);
-CairoColor* cairo_color_shade (CairoColor* self, double shade_factor);
-void cairo_color_set_to (CairoColor* self, CairoColor* a_color);
-void cairo_color_set_as_source_in (CairoColor* self, cairo_t* cr);
-void cairo_color_add_color_stop_to (CairoColor* self, cairo_pattern_t* p, double offset);
-CairoColor* prolooks_gdk_color_to_cairo (const GdkColor* color);
-void prolooks_color_from_string (const char* webcolor, GdkColor* result);
-GType prolooks_button_state_get_type (void);
-GType prolooks_button_type_get_type (void);
-void prolooks_set_line_width_from_device (cairo_t* cr);
-char* prolooks_color_to_string (const GdkColor* color);
-CairoColor* prolooks_cairo_color_from_string (const char* webcolor);
-void prolooks_set_source_color (cairo_t* cr, const GdkColor* color, double alpha);
-void prolooks_gdk_color_to_cairo_color (const GdkColor* color, double* red, double* green, double* blue);
-void prolooks_cairo_color_to_gdk (CairoColor* cairo_color, GdkColor* result);
-void prolooks_set_source_color_string (cairo_t* cr, const char* color, double alpha);
-void prolooks_add_color_stop (cairo_pattern_t* p, double offset, const GdkColor* color, double alpha);
-void prolooks_add_color_stop_str (cairo_pattern_t* p, double offset, const char* color, double alpha);
-cairo_pattern_t* prolooks_create_gradient (double x1, double y1, double x2, double y2, const GdkColor* start, const GdkColor* stop, double alpha_start, double alpha_stop);
-cairo_pattern_t* prolooks_create_gradient_str (double x1, double y1, double x2, double y2, const char* start, const char* stop, double alpha_start, double alpha_stop);
-void prolooks_rounded_rect (cairo_t* cr, double x, double y, double w, double h, double radius_x, double radius_y);
-void prolooks_background_gradient (cairo_t* cr, double w, double h);
-double prolooks_modula (double number, double divisor);
+LIBGTKMM2EXT_API void cairo_color_set_red (CairoColor* self, double value);
+LIBGTKMM2EXT_API void cairo_color_set_green (CairoColor* self, double value);
+LIBGTKMM2EXT_API void cairo_color_set_blue (CairoColor* self, double value);
+LIBGTKMM2EXT_API void cairo_color_set_alpha (CairoColor* self, double value);
+LIBGTKMM2EXT_API CairoColor* cairo_color_new (double red, double green, double blue, double alpha);
+LIBGTKMM2EXT_API CairoColor* cairo_color_construct (GType object_type, double red, double green, double blue, double alpha);
+LIBGTKMM2EXT_API double cairo_color_get_red (CairoColor* self);
+LIBGTKMM2EXT_API double cairo_color_get_green (CairoColor* self);
+LIBGTKMM2EXT_API double cairo_color_get_blue (CairoColor* self);
+LIBGTKMM2EXT_API double cairo_color_get_alpha (CairoColor* self);
+LIBGTKMM2EXT_API CairoColor* cairo_color_copy (CairoColor* self);
+LIBGTKMM2EXT_API void cairo_color_set_from_string (CairoColor* self, const char* webcolor);
+LIBGTKMM2EXT_API CairoColor* cairo_color_new_from_string (const char* webcolor);
+LIBGTKMM2EXT_API CairoColor* cairo_color_construct_from_string (GType object_type, const char* webcolor);
+LIBGTKMM2EXT_API ProlooksHSL* prolooks_hsl_new (void);
+LIBGTKMM2EXT_API ProlooksHSL* prolooks_hsl_construct (GType object_type);
+LIBGTKMM2EXT_API gpointer prolooks_hsl_ref (gpointer instance);
+LIBGTKMM2EXT_API void prolooks_hsl_unref (gpointer instance);
+LIBGTKMM2EXT_API GParamSpec* prolooks_param_spec_hsl (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags);
+LIBGTKMM2EXT_API void prolooks_value_set_hsl (GValue* value, gpointer v_object);
+LIBGTKMM2EXT_API void prolooks_value_take_hsl (GValue* value, gpointer v_object);
+LIBGTKMM2EXT_API gpointer prolooks_value_get_hsl (const GValue* value);
+LIBGTKMM2EXT_API GType prolooks_hsl_get_type (void);
+LIBGTKMM2EXT_API void prolooks_hsl_from_cairo_color (ProlooksHSL* self, CairoColor* color);
+LIBGTKMM2EXT_API double prolooks_hsl_get_lightness (ProlooksHSL* self);
+LIBGTKMM2EXT_API void prolooks_hsl_set_lightness (ProlooksHSL* self, double value);
+LIBGTKMM2EXT_API double prolooks_hsl_get_saturation (ProlooksHSL* self);
+LIBGTKMM2EXT_API void prolooks_hsl_set_saturation (ProlooksHSL* self, double value);
+LIBGTKMM2EXT_API CairoColor* prolooks_hsl_to_cairo_color (ProlooksHSL* self);
+LIBGTKMM2EXT_API CairoColor* cairo_color_shade (CairoColor* self, double shade_factor);
+LIBGTKMM2EXT_API void cairo_color_set_to (CairoColor* self, CairoColor* a_color);
+LIBGTKMM2EXT_API void cairo_color_set_as_source_in (CairoColor* self, cairo_t* cr);
+LIBGTKMM2EXT_API void cairo_color_add_color_stop_to (CairoColor* self, cairo_pattern_t* p, double offset);
+LIBGTKMM2EXT_API CairoColor* prolooks_gdk_color_to_cairo (const GdkColor* color);
+LIBGTKMM2EXT_API void prolooks_color_from_string (const char* webcolor, GdkColor* result);
+LIBGTKMM2EXT_API GType prolooks_button_state_get_type (void);
+LIBGTKMM2EXT_API GType prolooks_button_type_get_type (void);
+LIBGTKMM2EXT_API void prolooks_set_line_width_from_device (cairo_t* cr);
+LIBGTKMM2EXT_API char* prolooks_color_to_string (const GdkColor* color);
+LIBGTKMM2EXT_API CairoColor* prolooks_cairo_color_from_string (const char* webcolor);
+LIBGTKMM2EXT_API void prolooks_set_source_color (cairo_t* cr, const GdkColor* color, double alpha);
+LIBGTKMM2EXT_API void prolooks_gdk_color_to_cairo_color (const GdkColor* color, double* red, double* green, double* blue);
+LIBGTKMM2EXT_API void prolooks_cairo_color_to_gdk (CairoColor* cairo_color, GdkColor* result);
+LIBGTKMM2EXT_API void prolooks_set_source_color_string (cairo_t* cr, const char* color, double alpha);
+LIBGTKMM2EXT_API void prolooks_add_color_stop (cairo_pattern_t* p, double offset, const GdkColor* color, double alpha);
+LIBGTKMM2EXT_API void prolooks_add_color_stop_str (cairo_pattern_t* p, double offset, const char* color, double alpha);
+LIBGTKMM2EXT_API cairo_pattern_t* prolooks_create_gradient (double x1, double y1, double x2, double y2, const GdkColor* start, const GdkColor* stop, double alpha_start, double alpha_stop);
+LIBGTKMM2EXT_API cairo_pattern_t* prolooks_create_gradient_str (double x1, double y1, double x2, double y2, const char* start, const char* stop, double alpha_start, double alpha_stop);
+LIBGTKMM2EXT_API void prolooks_rounded_rect (cairo_t* cr, double x, double y, double w, double h, double radius_x, double radius_y);
+LIBGTKMM2EXT_API void prolooks_background_gradient (cairo_t* cr, double w, double h);
+LIBGTKMM2EXT_API double prolooks_modula (double number, double divisor);
 #define PROLOOKS_HSL_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), PROLOOKS_TYPE_HSL, ProlooksHSLPrivate))
-enum  {
+enum LIBGTKMM2EXT_API  {
 	PROLOOKS_HSL_DUMMY_PROPERTY
 };
-double prolooks_hsl_get_hue (ProlooksHSL* self);
-char* prolooks_hsl_to_string (ProlooksHSL* self);
-void prolooks_hsl_to_gdk_color (ProlooksHSL* self, GdkColor* result);
-void prolooks_hsl_from_gdk_color (ProlooksHSL* self, const GdkColor* color);
-void prolooks_hsl_set_hue (ProlooksHSL* self, double value);
-gpointer prolooks_hsv_ref (gpointer instance);
-void prolooks_hsv_unref (gpointer instance);
-GParamSpec* prolooks_param_spec_hsv (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags);
-void prolooks_value_set_hsv (GValue* value, gpointer v_object);
-void prolooks_value_take_hsv (GValue* value, gpointer v_object);
-gpointer prolooks_value_get_hsv (const GValue* value);
-GType prolooks_hsv_get_type (void);
+LIBGTKMM2EXT_API double prolooks_hsl_get_hue (ProlooksHSL* self);
+LIBGTKMM2EXT_API char* prolooks_hsl_to_string (ProlooksHSL* self);
+LIBGTKMM2EXT_API void prolooks_hsl_to_gdk_color (ProlooksHSL* self, GdkColor* result);
+LIBGTKMM2EXT_API void prolooks_hsl_from_gdk_color (ProlooksHSL* self, const GdkColor* color);
+LIBGTKMM2EXT_API void prolooks_hsl_set_hue (ProlooksHSL* self, double value);
+LIBGTKMM2EXT_API gpointer prolooks_hsv_ref (gpointer instance);
+LIBGTKMM2EXT_API void prolooks_hsv_unref (gpointer instance);
+LIBGTKMM2EXT_API GParamSpec* prolooks_param_spec_hsv (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags);
+LIBGTKMM2EXT_API void prolooks_value_set_hsv (GValue* value, gpointer v_object);
+LIBGTKMM2EXT_API void prolooks_value_take_hsv (GValue* value, gpointer v_object);
+LIBGTKMM2EXT_API gpointer prolooks_value_get_hsv (const GValue* value);
+LIBGTKMM2EXT_API GType prolooks_hsv_get_type (void);
 #define PROLOOKS_HSV_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), PROLOOKS_TYPE_HSV, ProlooksHSVPrivate))
-enum  {
+enum LIBGTKMM2EXT_API  {
 	PROLOOKS_HSV_DUMMY_PROPERTY
 };
-double prolooks_hsv_get_hue (ProlooksHSV* self);
-double prolooks_hsv_get_saturation (ProlooksHSV* self);
-double prolooks_hsv_get_value (ProlooksHSV* self);
-char* prolooks_hsv_to_string (ProlooksHSV* self);
-void prolooks_hsv_from_gdk_color (ProlooksHSV* self, const GdkColor* color);
-ProlooksHSV* prolooks_hsv_new_for_gdk_color (const GdkColor* color);
-ProlooksHSV* prolooks_hsv_construct_for_gdk_color (GType object_type, const GdkColor* color);
-void prolooks_hsv_from_cairo_color (ProlooksHSV* self, CairoColor* color);
-ProlooksHSV* prolooks_hsv_new_for_cairo_color (CairoColor* color);
-ProlooksHSV* prolooks_hsv_construct_for_cairo_color (GType object_type, CairoColor* color);
-CairoColor* prolooks_hsv_to_cairo_color (ProlooksHSV* self);
-void prolooks_hsv_to_gdk_color (ProlooksHSV* self, GdkColor* result);
-void prolooks_hsv_set_value (ProlooksHSV* self, double value);
-void prolooks_hsv_set_hue (ProlooksHSV* self, double value);
-void prolooks_hsv_set_saturation (ProlooksHSV* self, double value);
-ProlooksHSV* prolooks_hsv_new (void);
-ProlooksHSV* prolooks_hsv_construct (GType object_type);
-void prolooks_shade_color (const GdkColor* orig, double shade_ratio, GdkColor* result);
-GdkPixbuf* prolooks_cairo_image_surface_to_pixbuf (cairo_surface_t* surface);
+LIBGTKMM2EXT_API double prolooks_hsv_get_hue (ProlooksHSV* self);
+LIBGTKMM2EXT_API double prolooks_hsv_get_saturation (ProlooksHSV* self);
+LIBGTKMM2EXT_API double prolooks_hsv_get_value (ProlooksHSV* self);
+LIBGTKMM2EXT_API char* prolooks_hsv_to_string (ProlooksHSV* self);
+LIBGTKMM2EXT_API void prolooks_hsv_from_gdk_color (ProlooksHSV* self, const GdkColor* color);
+LIBGTKMM2EXT_API ProlooksHSV* prolooks_hsv_new_for_gdk_color (const GdkColor* color);
+LIBGTKMM2EXT_API ProlooksHSV* prolooks_hsv_construct_for_gdk_color (GType object_type, const GdkColor* color);
+LIBGTKMM2EXT_API void prolooks_hsv_from_cairo_color (ProlooksHSV* self, CairoColor* color);
+LIBGTKMM2EXT_API ProlooksHSV* prolooks_hsv_new_for_cairo_color (CairoColor* color);
+LIBGTKMM2EXT_API ProlooksHSV* prolooks_hsv_construct_for_cairo_color (GType object_type, CairoColor* color);
+LIBGTKMM2EXT_API CairoColor* prolooks_hsv_to_cairo_color (ProlooksHSV* self);
+LIBGTKMM2EXT_API void prolooks_hsv_to_gdk_color (ProlooksHSV* self, GdkColor* result);
+LIBGTKMM2EXT_API void prolooks_hsv_set_value (ProlooksHSV* self, double value);
+LIBGTKMM2EXT_API void prolooks_hsv_set_hue (ProlooksHSV* self, double value);
+LIBGTKMM2EXT_API void prolooks_hsv_set_saturation (ProlooksHSV* self, double value);
+LIBGTKMM2EXT_API ProlooksHSV* prolooks_hsv_new (void);
+LIBGTKMM2EXT_API ProlooksHSV* prolooks_hsv_construct (GType object_type);
+LIBGTKMM2EXT_API void prolooks_shade_color (const GdkColor* orig, double shade_ratio, GdkColor* result);
+LIBGTKMM2EXT_API GdkPixbuf* prolooks_cairo_image_surface_to_pixbuf (cairo_surface_t* surface);
 
 #ifdef __cplusplus
 } // extern "C" 
diff --git a/libs/gtkmm2ext/gtkmm2ext/prompter.h b/libs/gtkmm2ext/gtkmm2ext/prompter.h
index 72d9f2149b..3499479073 100644
--- a/libs/gtkmm2ext/gtkmm2ext/prompter.h
+++ b/libs/gtkmm2ext/gtkmm2ext/prompter.h
@@ -27,13 +27,15 @@
 #include <gtkmm/dialog.h>
 #include <sigc++/sigc++.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtk {
 	class Window;
 }
 
 namespace Gtkmm2ext {
 
-class Prompter : public Gtk::Dialog
+class LIBGTKMM2EXT_API Prompter : public Gtk::Dialog
 
 {
   public:
diff --git a/libs/gtkmm2ext/gtkmm2ext/scroomer.h b/libs/gtkmm2ext/gtkmm2ext/scroomer.h
index a5b7f4a9ba..b5a84e9da6 100644
--- a/libs/gtkmm2ext/gtkmm2ext/scroomer.h
+++ b/libs/gtkmm2ext/gtkmm2ext/scroomer.h
@@ -24,9 +24,11 @@
 #include <gtkmm/adjustment.h>
 #include <gdkmm.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class Scroomer : public Gtk::DrawingArea
+class LIBGTKMM2EXT_API Scroomer : public Gtk::DrawingArea
 {
 public:
 	enum Component {
diff --git a/libs/gtkmm2ext/gtkmm2ext/selector.h b/libs/gtkmm2ext/gtkmm2ext/selector.h
index 841742db03..f9fb428529 100644
--- a/libs/gtkmm2ext/gtkmm2ext/selector.h
+++ b/libs/gtkmm2ext/gtkmm2ext/selector.h
@@ -24,9 +24,11 @@
 
 #include <gtkmm.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class TreeView_Selector : public Gtk::TreeView
+class LIBGTKMM2EXT_API TreeView_Selector : public Gtk::TreeView
 {
 public:
 	TreeView_Selector() {}
@@ -38,7 +40,7 @@ protected:
 
 typedef void (SelectorRefillFunction)(Glib::RefPtr<Gtk::ListStore>, void *);
 
-class Selector : public Gtk::VBox
+class LIBGTKMM2EXT_API Selector : public Gtk::VBox
 {
 	friend class Gtkmm2ext::TreeView_Selector;
 
diff --git a/libs/gtkmm2ext/gtkmm2ext/slider_controller.h b/libs/gtkmm2ext/gtkmm2ext/slider_controller.h
index 4c6a5cb41d..8a8cb04a71 100644
--- a/libs/gtkmm2ext/gtkmm2ext/slider_controller.h
+++ b/libs/gtkmm2ext/gtkmm2ext/slider_controller.h
@@ -26,6 +26,8 @@
 
 #include <boost/shared_ptr.hpp>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 	class Pix;
 }
@@ -36,7 +38,7 @@ namespace PBD {
 
 namespace Gtkmm2ext {
 
-class SliderController : public Gtkmm2ext::PixFader
+class LIBGTKMM2EXT_API SliderController : public Gtkmm2ext::PixFader
 {
   public:
         SliderController (Gtk::Adjustment* adj, int orientation, int, int);
@@ -60,13 +62,13 @@ class SliderController : public Gtkmm2ext::PixFader
 	void init ();
 };
 
-class VSliderController : public SliderController
+class LIBGTKMM2EXT_API VSliderController : public SliderController
 {
   public:
         VSliderController (Gtk::Adjustment *adj, int, int, bool with_numeric = true);
 };
 
-class HSliderController : public SliderController
+class LIBGTKMM2EXT_API HSliderController : public SliderController
 {
   public:
 	HSliderController (Gtk::Adjustment *adj, int, int, bool with_numeric = true);
diff --git a/libs/gtkmm2ext/gtkmm2ext/stateful_button.h b/libs/gtkmm2ext/gtkmm2ext/stateful_button.h
index 5954d4de45..eb3ae0d567 100644
--- a/libs/gtkmm2ext/gtkmm2ext/stateful_button.h
+++ b/libs/gtkmm2ext/gtkmm2ext/stateful_button.h
@@ -24,9 +24,11 @@
 
 #include <gtkmm/togglebutton.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-class StateButton 
+class LIBGTKMM2EXT_API StateButton 
 {
    public:
 	StateButton();
@@ -53,7 +55,7 @@ class StateButton
 };
 
 
-class StatefulToggleButton : public StateButton, public Gtk::ToggleButton
+class LIBGTKMM2EXT_API StatefulToggleButton : public StateButton, public Gtk::ToggleButton
 {
    public:
 	StatefulToggleButton();
@@ -71,7 +73,7 @@ class StatefulToggleButton : public StateButton, public Gtk::ToggleButton
 	std::string get_widget_name() const { return get_name(); }
 };
 
-class StatefulButton : public StateButton, public Gtk::Button
+class LIBGTKMM2EXT_API StatefulButton : public StateButton, public Gtk::Button
 {
    public:
 	StatefulButton();
diff --git a/libs/gtkmm2ext/gtkmm2ext/sync-menu.h b/libs/gtkmm2ext/gtkmm2ext/sync-menu.h
index 2be5e71d02..b1fb455858 100644
--- a/libs/gtkmm2ext/gtkmm2ext/sync-menu.h
+++ b/libs/gtkmm2ext/gtkmm2ext/sync-menu.h
@@ -27,17 +27,19 @@
 
 #include <gtk/gtk.h>
 
+#include "gtkmm2ext/visibility.h"
+
 G_BEGIN_DECLS
 
 typedef struct _IgeMacMenuGroup IgeMacMenuGroup;
 
-void              ige_mac_menu_set_menu_bar       (GtkMenuShell    *menu_shell);
-void              ige_mac_menu_set_quit_menu_item (GtkMenuItem     *menu_item);
+LIBGTKMM2EXT_API void              ige_mac_menu_set_menu_bar       (GtkMenuShell    *menu_shell);
+LIBGTKMM2EXT_API void              ige_mac_menu_set_quit_menu_item (GtkMenuItem     *menu_item);
 
-IgeMacMenuGroup * ige_mac_menu_add_app_menu_group (void);
-void              ige_mac_menu_add_app_menu_item  (IgeMacMenuGroup *group,
-						   GtkMenuItem     *menu_item,
-						   const gchar     *label);
+LIBGTKMM2EXT_API IgeMacMenuGroup * ige_mac_menu_add_app_menu_group (void);
+LIBGTKMM2EXT_API void              ige_mac_menu_add_app_menu_item  (IgeMacMenuGroup *group,
+								    GtkMenuItem     *menu_item,
+								    const gchar     *label);
 
 G_END_DECLS
 
diff --git a/libs/gtkmm2ext/gtkmm2ext/tearoff.h b/libs/gtkmm2ext/gtkmm2ext/tearoff.h
index 7f4358c154..f6742ea5d6 100644
--- a/libs/gtkmm2ext/gtkmm2ext/tearoff.h
+++ b/libs/gtkmm2ext/gtkmm2ext/tearoff.h
@@ -25,11 +25,13 @@
 #include <gtkmm/box.h>
 #include <gtkmm/eventbox.h>
 
+#include "gtkmm2ext/visibility.h"
+
 class XMLNode;
 
 namespace Gtkmm2ext {
 
-class TearOff : public Gtk::HBox
+class LIBGTKMM2EXT_API TearOff : public Gtk::HBox
 {
   public:
 	TearOff (Gtk::Widget& contents, bool allow_resize = false);
diff --git a/libs/gtkmm2ext/gtkmm2ext/textviewer.h b/libs/gtkmm2ext/gtkmm2ext/textviewer.h
index 004e2d99db..c2ab1fffd5 100644
--- a/libs/gtkmm2ext/gtkmm2ext/textviewer.h
+++ b/libs/gtkmm2ext/gtkmm2ext/textviewer.h
@@ -22,11 +22,13 @@
 #include <string>
 #include <gtkmm.h>
 
-#include <pbd/transmitter.h>
+#include "pbd/transmitter.h"
+
+#include "gtkmm2ext/visibility.h"
 
 namespace Gtkmm2ext {
 
-class TextViewer : public Gtk::Window, public Transmitter
+class LIBGTKMM2EXT_API TextViewer : public Gtk::Window, public Transmitter
 {
 	Gtk::TextView etext;
 	Gtk::VBox vbox1;
diff --git a/libs/gtkmm2ext/gtkmm2ext/treeutils.h b/libs/gtkmm2ext/gtkmm2ext/treeutils.h
index 4632fb0278..a094d1f082 100644
--- a/libs/gtkmm2ext/gtkmm2ext/treeutils.h
+++ b/libs/gtkmm2ext/gtkmm2ext/treeutils.h
@@ -26,12 +26,14 @@
 #include <gtkmm/treepath.h>
 #include <gtkmm/treeiter.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
-        void treeview_select_one (Glib::RefPtr<Gtk::TreeSelection> selection, Glib::RefPtr<Gtk::TreeModel> model, Gtk::TreeView& view,
-                                  Gtk::TreeIter iter, Gtk::TreePath path, Gtk::TreeViewColumn* col);
-        void treeview_select_previous (Gtk::TreeView& view, Glib::RefPtr<Gtk::TreeModel> model, Gtk::TreeViewColumn* col);
-        void treeview_select_next (Gtk::TreeView& view, Glib::RefPtr<Gtk::TreeModel> model, Gtk::TreeViewColumn* col);
+        LIBGTKMM2EXT_API void treeview_select_one (Glib::RefPtr<Gtk::TreeSelection> selection, Glib::RefPtr<Gtk::TreeModel> model, Gtk::TreeView& view,
+						   Gtk::TreeIter iter, Gtk::TreePath path, Gtk::TreeViewColumn* col);
+        LIBGTKMM2EXT_API void treeview_select_previous (Gtk::TreeView& view, Glib::RefPtr<Gtk::TreeModel> model, Gtk::TreeViewColumn* col);
+        LIBGTKMM2EXT_API void treeview_select_next (Gtk::TreeView& view, Glib::RefPtr<Gtk::TreeModel> model, Gtk::TreeViewColumn* col);
 }
 
 #endif /* __libgtkmm2ext_treeutils_h__ */
diff --git a/libs/gtkmm2ext/gtkmm2ext/utils.h b/libs/gtkmm2ext/gtkmm2ext/utils.h
index 0bde3cb562..e0c4dcdb2d 100644
--- a/libs/gtkmm2ext/gtkmm2ext/utils.h
+++ b/libs/gtkmm2ext/gtkmm2ext/utils.h
@@ -32,6 +32,8 @@
 #include <gdkmm/pixbuf.h>
 #include <pangomm/fontdescription.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Cairo {
         class Context;
 }
@@ -45,79 +47,79 @@ namespace Gtk {
 }
 
 namespace Gtkmm2ext {
-	void init (const char*);
-
-	std::string fit_to_pixels (const std::string&, int pixel_width, Pango::FontDescription& font, int& actual_width, bool with_ellipses = false);
-	std::pair<std::string, double> fit_to_pixels (cairo_t *, std::string, double);
-	int pixel_width (const std::string& str, Pango::FontDescription& font);
-
-	void get_ink_pixel_size (Glib::RefPtr<Pango::Layout>, 
-				 int& width, int& height);
-
-	void set_size_request_to_display_given_text (Gtk::Widget &w,
-						     const gchar *text,
-						     gint hpadding,
-						     gint vpadding);
-
-	void set_size_request_to_display_given_text (Gtk::Widget &w,
-						     const std::vector<std::string>&,
-						     gint hpadding,
-						     gint vpadding);
+	LIBGTKMM2EXT_API void init (const char*);
 
-	Glib::RefPtr<Gdk::Pixbuf> pixbuf_from_string (const std::string& name, 
-	                                              const Pango::FontDescription& font, 
-	                                              int clip_width, 
-	                                              int clip_height, 
-	                                              Gdk::Color fg);
+	LIBGTKMM2EXT_API std::string fit_to_pixels (const std::string&, int pixel_width, Pango::FontDescription& font, int& actual_width, bool with_ellipses = false);
+	LIBGTKMM2EXT_API std::pair<std::string, double> fit_to_pixels (cairo_t *, std::string, double);
+	LIBGTKMM2EXT_API int pixel_width (const std::string& str, Pango::FontDescription& font);
 
-	void set_popdown_strings (Gtk::ComboBoxText&, 
+	LIBGTKMM2EXT_API void get_ink_pixel_size (Glib::RefPtr<Pango::Layout>, 
+						  int& width, int& height);
+	
+	LIBGTKMM2EXT_API void set_size_request_to_display_given_text (Gtk::Widget &w,
+								      const gchar *text,
+								      gint hpadding,
+								      gint vpadding);
+	
+	LIBGTKMM2EXT_API void set_size_request_to_display_given_text (Gtk::Widget &w,
+								      const std::vector<std::string>&,
+								      gint hpadding,
+								      gint vpadding);
+
+	LIBGTKMM2EXT_API Glib::RefPtr<Gdk::Pixbuf> pixbuf_from_string (const std::string& name, 
+								       const Pango::FontDescription& font, 
+								       int clip_width, 
+								       int clip_height, 
+								       Gdk::Color fg);
+
+	LIBGTKMM2EXT_API void set_popdown_strings (Gtk::ComboBoxText&, 
 	                          const std::vector<std::string>&);
-
-	template<class T> void deferred_delete (void *ptr) {
+	
+	template<class T> LIBGTKMM2EXT_API void deferred_delete (void *ptr) {
 		delete static_cast<T *> (ptr);
 	}
 
-	GdkWindow* get_paned_handle (Gtk::Paned& paned);
-	void set_decoration (Gtk::Window* win, Gdk::WMDecoration decor);
-	void set_treeview_header_as_default_label(Gtk::TreeViewColumn *c);
-	Glib::RefPtr<Gdk::Drawable> get_bogus_drawable();
-	void detach_menu (Gtk::Menu&);
+	LIBGTKMM2EXT_API GdkWindow* get_paned_handle (Gtk::Paned& paned);
+	LIBGTKMM2EXT_API void set_decoration (Gtk::Window* win, Gdk::WMDecoration decor);
+	LIBGTKMM2EXT_API void set_treeview_header_as_default_label(Gtk::TreeViewColumn *c);
+	LIBGTKMM2EXT_API Glib::RefPtr<Gdk::Drawable> get_bogus_drawable();
+	LIBGTKMM2EXT_API void detach_menu (Gtk::Menu&);
 
-	Glib::RefPtr<Gdk::Window> window_to_draw_on (Gtk::Widget& w, Gtk::Widget** parent);
+	LIBGTKMM2EXT_API Glib::RefPtr<Gdk::Window> window_to_draw_on (Gtk::Widget& w, Gtk::Widget** parent);
 
-        bool possibly_translate_keyval_to_make_legal_accelerator (uint32_t& keyval);
-        uint32_t possibly_translate_legal_accelerator_to_real_key (uint32_t keyval);
+        LIBGTKMM2EXT_API bool possibly_translate_keyval_to_make_legal_accelerator (uint32_t& keyval);
+        LIBGTKMM2EXT_API uint32_t possibly_translate_legal_accelerator_to_real_key (uint32_t keyval);
 
-        int physical_screen_height (Glib::RefPtr<Gdk::Window>);
-        int physical_screen_width (Glib::RefPtr<Gdk::Window>);
+        LIBGTKMM2EXT_API int physical_screen_height (Glib::RefPtr<Gdk::Window>);
+        LIBGTKMM2EXT_API int physical_screen_width (Glib::RefPtr<Gdk::Window>);
 
-        void container_clear (Gtk::Container&);
+        LIBGTKMM2EXT_API void container_clear (Gtk::Container&);
 
 	/* C++ API for rounded rectangles */
 	
-        void rounded_rectangle (Cairo::RefPtr<Cairo::Context> context, double x, double y, double w, double h, double r=10);
-        void rounded_top_rectangle (Cairo::RefPtr<Cairo::Context> context, double x, double y, double w, double h, double r=10);
-        void rounded_top_left_rectangle (Cairo::RefPtr<Cairo::Context> context, double x, double y, double w, double h, double r=10);
-        void rounded_top_right_rectangle (Cairo::RefPtr<Cairo::Context> context, double x, double y, double w, double h, double r=10);
-	void rounded_top_half_rectangle (Cairo::RefPtr<Cairo::Context>, double x, double y, double w, double h, double r=10);
-	void rounded_bottom_half_rectangle (Cairo::RefPtr<Cairo::Context>, double x, double y, double w, double h, double r=10);
-	void rounded_right_half_rectangle (Cairo::RefPtr<Cairo::Context>, double x, double y, double w, double h, double r=10);
+        LIBGTKMM2EXT_API void rounded_rectangle (Cairo::RefPtr<Cairo::Context> context, double x, double y, double w, double h, double r=10);
+        LIBGTKMM2EXT_API void rounded_top_rectangle (Cairo::RefPtr<Cairo::Context> context, double x, double y, double w, double h, double r=10);
+        LIBGTKMM2EXT_API void rounded_top_left_rectangle (Cairo::RefPtr<Cairo::Context> context, double x, double y, double w, double h, double r=10);
+        LIBGTKMM2EXT_API void rounded_top_right_rectangle (Cairo::RefPtr<Cairo::Context> context, double x, double y, double w, double h, double r=10);
+	LIBGTKMM2EXT_API void rounded_top_half_rectangle (Cairo::RefPtr<Cairo::Context>, double x, double y, double w, double h, double r=10);
+	LIBGTKMM2EXT_API void rounded_bottom_half_rectangle (Cairo::RefPtr<Cairo::Context>, double x, double y, double w, double h, double r=10);
+	LIBGTKMM2EXT_API void rounded_right_half_rectangle (Cairo::RefPtr<Cairo::Context>, double x, double y, double w, double h, double r=10);
 
 	/* C API for rounded rectangles */
 
-        void rounded_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
-        void rounded_top_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
-        void rounded_top_left_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
-        void rounded_top_right_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
-	void rounded_top_half_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
-	void rounded_bottom_half_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
-	void rounded_right_half_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
+        LIBGTKMM2EXT_API void rounded_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
+        LIBGTKMM2EXT_API void rounded_top_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
+        LIBGTKMM2EXT_API void rounded_top_left_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
+        LIBGTKMM2EXT_API void rounded_top_right_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
+	LIBGTKMM2EXT_API void rounded_top_half_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
+	LIBGTKMM2EXT_API void rounded_bottom_half_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
+	LIBGTKMM2EXT_API void rounded_right_half_rectangle (cairo_t*, double x, double y, double w, double h, double r=10);
 
-	Gtk::Label* left_aligned_label (std::string const &);
+	LIBGTKMM2EXT_API Gtk::Label* left_aligned_label (std::string const &);
 
-	void set_no_tooltip_whatsoever (Gtk::Widget &);
-	void enable_tooltips ();
-	void disable_tooltips ();
+	LIBGTKMM2EXT_API void set_no_tooltip_whatsoever (Gtk::Widget &);
+	LIBGTKMM2EXT_API void enable_tooltips ();
+	LIBGTKMM2EXT_API void disable_tooltips ();
 };
 
 #endif /*  __gtkmm2ext_utils_h__ */
diff --git a/libs/gtkmm2ext/gtkmm2ext/visibility_tracker.h b/libs/gtkmm2ext/gtkmm2ext/visibility_tracker.h
index 1256448efd..596600cc8a 100644
--- a/libs/gtkmm2ext/gtkmm2ext/visibility_tracker.h
+++ b/libs/gtkmm2ext/gtkmm2ext/visibility_tracker.h
@@ -22,13 +22,15 @@
 
 #include <gdk/gdkevents.h>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace GTK {
 	class Window;
 }
 
 namespace Gtkmm2ext {
 
-class VisibilityTracker : public virtual sigc::trackable {
+class LIBGTKMM2EXT_API VisibilityTracker : public virtual sigc::trackable {
   public:
     VisibilityTracker (Gtk::Window&);
     virtual ~VisibilityTracker() {}
diff --git a/libs/gtkmm2ext/gtkmm2ext/widget_state.h b/libs/gtkmm2ext/gtkmm2ext/widget_state.h
index 6067b0f2ce..2e405c453f 100644
--- a/libs/gtkmm2ext/gtkmm2ext/widget_state.h
+++ b/libs/gtkmm2ext/gtkmm2ext/widget_state.h
@@ -1,19 +1,21 @@
 #ifndef __gtkmm2ext_widget_state_h__
 #define __gtkmm2ext_widget_state_h__
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
 	/* widget states: unlike GTK, visual states like "Selected" or "Prelight"
 	   are orthogonal to active states. 
 	*/
 
-	enum ActiveState {
+	enum LIBGTKMM2EXT_API ActiveState {
 		Off,
 		ExplicitActive,
 		ImplicitActive,
 	};
 	
-	enum VisualState {
+	enum LIBGTKMM2EXT_API VisualState {
 		/* these can be OR-ed together */
 		NoVisualState = 0x0,
 		Selected = 0x1,
diff --git a/libs/gtkmm2ext/gtkmm2ext/window_title.h b/libs/gtkmm2ext/gtkmm2ext/window_title.h
index 62a131c096..819839a7df 100644
--- a/libs/gtkmm2ext/gtkmm2ext/window_title.h
+++ b/libs/gtkmm2ext/gtkmm2ext/window_title.h
@@ -22,6 +22,8 @@
 
 #include <string>
 
+#include "gtkmm2ext/visibility.h"
+
 namespace Gtkmm2ext {
 
 /**
@@ -31,7 +33,7 @@ namespace Gtkmm2ext {
  * Each string element that is added to the window title will
  * be separated by a hyphen.
  */
-class WindowTitle
+class LIBGTKMM2EXT_API WindowTitle
 {
 public:
 
diff --git a/libs/gtkmm2ext/wscript b/libs/gtkmm2ext/wscript
index 494ec8b225..109f0fba1c 100644
--- a/libs/gtkmm2ext/wscript
+++ b/libs/gtkmm2ext/wscript
@@ -86,9 +86,14 @@ def configure(conf):
 def build(bld):
     if bld.is_defined ('INTERNAL_SHARED_LIBS'):
         obj              = bld.shlib(features = 'c cxx cshlib cxxshlib', source=gtkmm2ext_sources)
+        # defines for this library
+        obj.defines      = [ 'LIBGTKMM2EXT_DLL=1', 'LIBGTKMM2EXT_DLL_EXPORTS=1' ]
+        # internal shared libs that we use
+        obj.defines     += [ 'LIBPBD_DLL=1' ]
     else:
         obj              = bld.stlib(features = 'c cxx cstlib cxxstlib', source=gtkmm2ext_sources)
         obj.cxxflags     = [ '-fPIC' ]
+        obj.defines      = [ ]
 
     obj.export_includes = ['.']
     obj.includes     = ['.']
@@ -98,7 +103,7 @@ def build(bld):
     obj.use          = [ 'libpbd' ]
     obj.vnum         = GTKMM2EXT_LIB_VERSION
     obj.install_path = os.path.join(bld.env['LIBDIR'], 'ardour3')
-    obj.defines     = [
+    obj.defines     += [
                     'PACKAGE="' + I18N_PACKAGE + '"',
                     'LOCALEDIR="' + os.path.join(
                             os.path.normpath(bld.env['DATADIR']), 'locale') + '"']
diff --git a/libs/midi++2/wscript b/libs/midi++2/wscript
index 29b11bdc37..849fd950fe 100644
--- a/libs/midi++2/wscript
+++ b/libs/midi++2/wscript
@@ -63,10 +63,11 @@ def build(bld):
     if bld.is_defined ('INTERNAL_SHARED_LIBS'):
         obj              = bld.shlib(features = 'cxx cxxshlib', source=libmidi_sources)
         obj.defines      = [ 'LIBMIDIPP_DLL=1', 'LIBMIDIPP_DLL_EXPORTS=1' ]
+        obj.defines     += [ 'LIBPBD_DLL=1' ]
     else:
         obj              = bld.stlib(features = 'cxx cxxstlib', source=libmidi_sources)
-        obj.cxxflags = [ '-fPIC', '-DWITH_JACK_MIDI' ]
-        obj.defines  = []
+        obj.cxxflags     = [ '-fPIC', '-DWITH_JACK_MIDI' ]
+        obj.defines      = []
 
     # everybody loves JACK
     obj.export_includes = ['.']