diff -up src/Gnome2-Wnck-0.16/xs/WnckScreen.xs.orig src/Gnome2-Wnck-0.16/xs/WnckScreen.xs
--- src/Gnome2-Wnck-0.16/xs/WnckScreen.xs.orig	2007-08-02 14:18:38.000000000 -0600
+++ src/Gnome2-Wnck-0.16/xs/WnckScreen.xs	2014-05-01 22:18:49.000000000 -0600
@@ -176,4 +176,6 @@ wnck_screen_get_workspaces (WnckScreen *
 
 const char_ornull * wnck_screen_get_window_manager_name (WnckScreen *screen);
 
+int wnck_screen_get_window_manager_pid (WnckScreen *screen);
+
 int wnck_screen_get_number (WnckScreen *screen);
diff -up src/Gnome2-Wnck-0.16/xs/WnckWindow.xs.orig src/Gnome2-Wnck-0.16/xs/WnckWindow.xs
--- src/Gnome2-Wnck-0.16/xs/WnckWindow.xs.orig	2007-08-02 14:18:38.000000000 -0600
+++ src/Gnome2-Wnck-0.16/xs/WnckWindow.xs	2014-05-01 22:14:29.000000000 -0600
@@ -114,6 +114,30 @@ gboolean
 wnck_window_is_sticky (window)
 	WnckWindow *window
 
+##  void wnck_window_set_fixed (WnckWindow *window, gboolean fixed)
+void
+wnck_window_set_fixed (window, fixed)
+	WnckWindow *window
+	gboolean fixed
+
+##  void wnck_window_set_filled (WnckWindow *window, gboolean fill)
+void
+wnck_window_set_filled (window, fill)
+	WnckWindow *window
+	gboolean fill
+
+##  void wnck_window_set_floating (WnckWindow *window, gboolean floats)
+void
+wnck_window_set_floating (window, floats)
+	WnckWindow *window
+	gboolean floats
+
+##  void wnck_window_set_undecorated (WnckWindow *window, gboolean undec)
+void
+wnck_window_set_undecorated (window, undec)
+	WnckWindow *window
+	gboolean undec
+
 ##  void wnck_window_set_skip_pager (WnckWindow *window, gboolean skip)
 void
 wnck_window_set_skip_pager (window, skip)
@@ -319,6 +343,36 @@ gboolean
 wnck_window_is_fullscreen (window)
 	WnckWindow *window
 
+##  gboolean wnck_window_is_focused (WnckWindow *window)
+gboolean
+wnck_window_is_focused (window)
+	WnckWindow *window
+
+##  gboolean wnck_window_is_modal (WnckWindow *window)
+gboolean
+wnck_window_is_modal (window)
+	WnckWindow *window
+
+##  gboolean wnck_window_is_fixed (WnckWindow *window)
+gboolean
+wnck_window_is_fixed (window)
+	WnckWindow *window
+
+##  gboolean wnck_window_is_filled (WnckWindow *window)
+gboolean
+wnck_window_is_filled (window)
+	WnckWindow *window
+
+##  gboolean wnck_window_is_floating (WnckWindow *window)
+gboolean
+wnck_window_is_floating (window)
+	WnckWindow *window
+
+##  gboolean wnck_window_is_undecorated (WnckWindow *window)
+gboolean
+wnck_window_is_undecorated (window)
+	WnckWindow *window
+
 ##  void wnck_window_set_fullscreen (WnckWindow *window, gboolean fullscreen)
 void
 wnck_window_set_fullscreen (window, fullscreen)