diff --git a/gdk/gdkinternals.h b/gdk/gdkinternals.h
index 123323a3d1..ba7a700588 100644
--- a/gdk/gdkinternals.h
+++ b/gdk/gdkinternals.h
@@ -40,20 +40,9 @@ G_BEGIN_DECLS
 
 /* Debugging support */
 
-typedef struct _GdkColorInfo           GdkColorInfo;
 typedef struct _GdkEventFilter         GdkEventFilter;
 typedef struct _GdkClientFilter        GdkClientFilter;
 
-typedef enum {
-  GDK_COLOR_WRITEABLE = 1 << 0
-} GdkColorInfoFlags;
-
-struct _GdkColorInfo
-{
-  GdkColorInfoFlags flags;
-  guint ref_count;
-};
-
 typedef enum {
   GDK_EVENT_FILTER_REMOVED = 1 << 0
 } GdkEventFilterFlags;
diff --git a/gdk/win32/gdkprivate-win32.h b/gdk/win32/gdkprivate-win32.h
index c8491cb36b..2966074a6a 100644
--- a/gdk/win32/gdkprivate-win32.h
+++ b/gdk/win32/gdkprivate-win32.h
@@ -123,7 +123,6 @@ GdkScreen *GDK_WINDOW_SCREEN(GObject *win);
 
 #define GDK_WINDOW_IS_WIN32(win)        (GDK_IS_WINDOW_IMPL_WIN32 (win->impl))
 
-typedef struct _GdkColormapPrivateWin32 GdkColormapPrivateWin32;
 typedef struct _GdkWin32SingleFont      GdkWin32SingleFont;
 
 struct _GdkWin32Cursor
@@ -148,17 +147,6 @@ typedef enum {
   GDK_WIN32_PE_INUSE
 } GdkWin32PalEntryState;
 
-struct _GdkColormapPrivateWin32
-{
-  HPALETTE hpal;
-  gint current_size;		/* Current size of hpal */
-  GdkWin32PalEntryState *use;
-  gint private_val;
-
-  GHashTable *hash;
-  GdkColorInfo *info;
-};
-
 GType _gdk_gc_win32_get_type (void);
 
 gulong _gdk_win32_get_next_tick (gulong suggested_tick);
@@ -347,8 +335,6 @@ void  _gdk_win32_end_modal_call (void);
 extern gboolean		 _gdk_input_ignore_wintab;
 extern gint		 _gdk_max_colors;
 
-#define GDK_WIN32_COLORMAP_DATA(cmap) ((GdkColormapPrivateWin32 *) GDK_COLORMAP (cmap)->windowing_data)
-
 /* TRUE while a modal sizing, moving, or dnd operation is in progress */
 extern gboolean		_modal_operation_in_progress;