diff -Naur gtk+-2.14.5.old/gdk-pixbuf/Makefile.in gtk+-2.14.5.new/gdk-pixbuf/Makefile.in
--- gtk+-2.14.5.old/gdk-pixbuf/Makefile.in	2008-11-24 00:41:40.000000000 -0600
+++ gtk+-2.14.5.new/gdk-pixbuf/Makefile.in	2008-12-11 23:20:48.893827215 -0600
@@ -245,7 +245,7 @@
 LIBJASPER = @LIBJASPER@
 LIBJPEG = @LIBJPEG@
 LIBOBJS = @LIBOBJS@
-LIBPNG = @LIBPNG@
+LIBPNG = @LIBPNG@ -lz
 LIBS = @LIBS@
 LIBTIFF = @LIBTIFF@
 LIBTOOL = @LIBTOOL@
diff -Naur gtk+-2.14.5.old/gtk/gtkclipboard.c gtk+-2.14.5.new/gtk/gtkclipboard.c
--- gtk+-2.14.5.old/gtk/gtkclipboard.c	2008-11-24 00:35:36.000000000 -0600
+++ gtk+-2.14.5.new/gtk/gtkclipboard.c	2008-12-11 23:22:31.558055036 -0600
@@ -299,6 +299,7 @@
 gtk_clipboard_get_for_display (GdkDisplay *display, 
 			       GdkAtom     selection)
 {
+  g_return_val_if_fail (display != NULL, NULL);
   g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
   g_return_val_if_fail (!display->closed, NULL);