--- misc/gdk-pixbuf-2.23.0/configure	2010-12-23 15:18:11.000000000 +0100
+++ misc/build/gdk-pixbuf-2.23.0/configure	2011-02-28 18:49:26.000000000 +0100
@@ -16839,7 +16839,7 @@
 
 
 
-
+if false; then
 
 if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
 	if test -n "$ac_tool_prefix"; then
@@ -17158,7 +17158,11 @@
 
 
   rm -f conf.glibtest
-
+else
+  GLIB_MKENUMS=glib-mkenums
+  GLIB_GENMARSHAL=glib-genmarshal
+  GOBJECT_QUERY=gobject-query
+fi
 
 # See if it's safe to turn G_DISABLE_DEPRECATED on.
 GLIB_VERSION_MAJOR_MINOR=`$PKG_CONFIG --modversion glib-2.0 | sed "s/\.[^.]*\$//"`
--- misc/gdk-pixbuf-2.23.0/gdk-pixbuf/gdk-pixbuf-util.c
+++ misc/build/gdk-pixbuf-2.23.0/gdk-pixbuf/gdk-pixbuf-util.c
@@ -23,7 +23,9 @@
 
 #include "config.h"
 #include <string.h>
+#ifdef ENABLE_NLS
 #include <libintl.h>
+#endif
 
 #include "gdk-pixbuf-transform.h"
 #include "gdk-pixbuf-private.h"
@@ -336,15 +336,19 @@
 const gchar *
 gdk_pixbuf_gettext (const gchar *msgid)
 {
+#ifdef ENABLE_NLS
         static gsize gettext_initialized = FALSE;
 
         if (G_UNLIKELY (g_once_init_enter (&gettext_initialized))) {
                 bindtextdomain (GETTEXT_PACKAGE, GDK_PIXBUF_LOCALEDIR);
 #ifdef HAVE_BIND_TEXTDOMAIN_CODESET
                 bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
 #endif
                 g_once_init_leave (&gettext_initialized, TRUE);
         }
 
         return g_dgettext (GETTEXT_PACKAGE, msgid);
+#else
+        return msgid;
+#endif
 }
From: Maarten Bosmans <mkbosmans@gmail.com>
Date: Mon, 24 Jan 2011 10:39:22 +0000
Subject: Use png_jmpbuf macro

This makes the png loader compatible with libpng 1.5

diff --git a/gdk-pixbuf/io-png.c b/gdk-pixbuf/io-png.c
index 79c81fd..76f3304 100644
--- misc/build/gdk-pixbuf-2.23.0/gdk-pixbuf/io-png.c
+++ misc/build/gdk-pixbuf-2.23.0/gdk-pixbuf/io-png.c
@@ -183,7 +183,7 @@ png_simple_error_callback(png_structp png_save_ptr,
                              error_msg);
         }
 
-        longjmp (png_save_ptr->jmpbuf, 1);
+        longjmp (png_jmpbuf (png_save_ptr), 1);
 }
 
 static void
@@ -287,7 +287,7 @@ gdk_pixbuf__png_image_load (FILE *f, GError **error)
 		return NULL;
 	}
 
-	if (setjmp (png_ptr->jmpbuf)) {
+	if (setjmp (png_jmpbuf (png_ptr))) {
 	    	g_free (rows);
 
 		if (pixbuf)
@@ -459,7 +459,7 @@ gdk_pixbuf__png_image_begin_load (GdkPixbufModuleSizeFunc size_func,
                 return NULL;
         }
         
-	if (setjmp (lc->png_read_ptr->jmpbuf)) {
+	if (setjmp (png_jmpbuf (lc->png_read_ptr))) {
 		if (lc->png_info_ptr)
 			png_destroy_read_struct(&lc->png_read_ptr, NULL, NULL);
                 g_free(lc);
@@ -531,7 +531,7 @@ gdk_pixbuf__png_image_load_increment(gpointer context,
         lc->error = error;
         
         /* Invokes our callbacks as needed */
-	if (setjmp (lc->png_read_ptr->jmpbuf)) {
+	if (setjmp (png_jmpbuf (lc->png_read_ptr))) {
                 lc->error = NULL;
 		return FALSE;
 	} else {
@@ -769,7 +769,7 @@ png_error_callback(png_structp png_read_ptr,
                              error_msg);
         }
 
-        longjmp (png_read_ptr->jmpbuf, 1);
+        longjmp (png_jmpbuf (png_read_ptr), 1);
 }
 
 static void
@@ -978,7 +978,7 @@ static gboolean real_save_png (GdkPixbuf        *pixbuf,
 	       success = FALSE;
 	       goto cleanup;
        }
-       if (setjmp (png_ptr->jmpbuf)) {
+       if (setjmp (png_jmpbuf (png_ptr))) {
 	       success = FALSE;
 	       goto cleanup;
        }