diff --git a/dcopc/dcopc.c b/dcopc/dcopc.c
index 119371bf..5db11c1d 100644
--- a/dcopc/dcopc.c
+++ b/dcopc/dcopc.c
@@ -115,7 +115,7 @@ static void reply_struct_init( reply_struct *s )
     dcop_client_free_error_msg = FALSE; \
     }
 
-#define CLIENT_CLASS(obj) DCOP_CLIENT_CLASS(GTK_OBJECT(obj)->klass)
+#define CLIENT_CLASS(obj) DCOP_CLIENT_CLASS(GTK_OBJECT_GET_CLASS(obj))
 
 static gchar *dcop_client_server_address = 0;
 static gchar *dcop_client_error_msg = 0;
@@ -936,7 +936,7 @@ gboolean dcop_client_receive( DcopClient *client,
         if ( P->default_object && strlen( P->default_object ) != 0 )
         {
             o = dcop_object_lookup( P->default_object );
-            if ( o && DCOP_OBJECT_CLASS(GTK_OBJECT(o)->klass)->process( o, fun, data, reply_type, reply_data ) )
+            if ( o && DCOP_OBJECT_CLASS(GTK_OBJECT_GET_CLASS(o))->process( o, fun, data, reply_type, reply_data ) )
                 return TRUE;
     }
 
@@ -957,7 +957,7 @@ gboolean dcop_client_receive( DcopClient *client,
             {
                 o = (DcopObject *)it->data;
 
-                if ( !DCOP_OBJECT_CLASS(GTK_OBJECT(o)->klass)->process( o, fun, data, reply_type, reply_data ) )
+                if ( !DCOP_OBJECT_CLASS(GTK_OBJECT_GET_CLASS(o))->process( o, fun, data, reply_type, reply_data ) )
                 {
                     g_list_free( match_list );
                     g_free( partial_id );
@@ -979,7 +979,7 @@ gboolean dcop_client_receive( DcopClient *client,
     o = dcop_object_lookup( obj );
     if ( !o )
         return FALSE;
-    return DCOP_OBJECT_CLASS(GTK_OBJECT(o)->klass)->process( o, fun, data, reply_type, reply_data );
+    return DCOP_OBJECT_CLASS(GTK_OBJECT_GET_CLASS(o))->process( o, fun, data, reply_type, reply_data );
 }
 
 static inline gboolean is_ident_char( gchar x )
diff --git a/dcopc/dcopobject.c b/dcopc/dcopobject.c
index ff9d5309..6694282b 100644
--- a/dcopc/dcopobject.c
+++ b/dcopc/dcopobject.c
@@ -29,7 +29,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <string.h>
 #include <stdlib.h>
 
-#define OBJECT_CLASS(obj) DCOP_OBJECT_CLASS(GTK_OBJECT(obj)->klass)
+#define OBJECT_CLASS(obj) DCOP_OBJECT_CLASS(GTK_OBJECT_GET_CLASS(obj))
 
 typedef struct _DcopObjectPrivate DcopObjectPrivate;
 
diff --git a/dcopc/marshal.c b/dcopc/marshal.c
index e0de9296..4cc804de 100644
--- a/dcopc/marshal.c
+++ b/dcopc/marshal.c
@@ -27,6 +27,11 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <stdlib.h>
 #include <string.h>
 
+/* The code in previous revisions was broken on little endian system, also see KDE bug #32463 */
+/* The current code was not tested on big endian system, so it could be another issue and big */
+/* endian systems would need the same code as the little endian ones                          */
+#include <endian.h>
+
 dcop_data *dcop_data_new()
 {
     dcop_data *res = g_new( dcop_data, 1 );
@@ -90,10 +95,21 @@ gboolean dcop_marshal_uint32( dcop_data *data, unsigned int val )
 
     g_assert( sizeof( unsigned int ) == 4 );
 
+#ifdef __BIG_ENDIAN__
     buf[0] = val;
     buf[1] = val >> 8;
     buf[2] = val >> 16;
     buf[3] = val >> 24;
+#endif
+#ifdef __LITTLE_ENDIAN__
+    buf[3] = val;
+    buf[2] = val >> 8;
+    buf[1] = val >> 16;
+    buf[0] = val >> 24;
+#endif
+#if (!defined(__LITTLE_ENDIAN) && !defined(__BIG_ENDIAN))
+#error "You cannot compile the DCOP C bindings without defining either __LITTLE_ENDIAN or __BIG_ENDIAN"
+#endif
 
     return dcop_marshal_raw( data, buf, 4 );
 }
@@ -105,10 +121,21 @@ gboolean dcop_demarshal_uint32( dcop_data *data, unsigned int *val )
     if ( !dcop_data_check_size( data, 4 ) )
 	return FALSE;
 
+#ifdef __BIG_ENDIAN__
     *val = (data->cur[3] << 24) |
            (data->cur[2] << 16) |
            (data->cur[1] << 8) |
            data->cur[0]; 
+#endif
+#ifdef __LITTLE_ENDIAN__
+    *val = (data->cur[0] << 24) |
+           (data->cur[1] << 16) |
+           (data->cur[2] << 8) |
+           data->cur[3]; 
+#endif
+#if (!defined(__LITTLE_ENDIAN) && !defined(__BIG_ENDIAN))
+#error "You cannot compile the DCOP C bindings without defining either __LITTLE_ENDIAN or __BIG_ENDIAN"
+#endif
     data->cur += 4;
 
     return TRUE;
diff --git a/xparts/mozilla/kmozilla.c b/xparts/mozilla/kmozilla.c
index f405ef36..35aa14ed 100644
--- a/xparts/mozilla/kmozilla.c
+++ b/xparts/mozilla/kmozilla.c
@@ -113,8 +113,9 @@ gtk_kmozilla_init(GtkKmozilla *part)
 
     gtk_xpart_set_widget( (GtkXPart *)part, w );
 
+    /* it seems the reload signal was removed
     gtk_signal_connect(GTK_OBJECT(part), "reload",
-		     GTK_SIGNAL_FUNC(handle_reload), NULL);
+		     GTK_SIGNAL_FUNC(handle_reload), NULL); */
     gtk_signal_connect(GTK_OBJECT(moz), "open_uri",
 		     GTK_SIGNAL_FUNC(open_url_request), NULL);
     
diff --git a/xparts/src/gtk/gtkbrowserextension.c b/xparts/src/gtk/gtkbrowserextension.c
index 420bb3d5..7e2310e6 100644
--- a/xparts/src/gtk/gtkbrowserextension.c
+++ b/xparts/src/gtk/gtkbrowserextension.c
@@ -121,7 +121,7 @@ gboolean gtk_xbrowserextension_dcop_process( DcopObject *obj, const char *fun, d
 {
     GtkXBrowserExtension *part = GTK_XBROWSEREXTENSION(obj);
     GtkXBrowserExtensionPrivate *d = (GtkXBrowserExtensionPrivate *)part->data;
-    GtkXBrowserExtensionClass *klass = GTK_XBROWSEREXTENSION_CLASS(GTK_OBJECT(part)->klass);
+    GtkXBrowserExtensionClass *klass = GTK_XBROWSEREXTENSION_CLASS(GTK_OBJECT_GET_CLASS(part));
 
     if ( strcmp( fun, "saveState()" ) == 0 )
     {
diff --git a/xparts/src/gtk/gtkpart.c b/xparts/src/gtk/gtkpart.c
index 655b7aa5..2a214123 100644
--- a/xparts/src/gtk/gtkpart.c
+++ b/xparts/src/gtk/gtkpart.c
@@ -22,7 +22,7 @@ struct _GtkXPartPrivate {
 };
 
 #define P ((GtkXPartPrivate *)(part->data))
-#define CLASS(obj) GTK_XPART_CLASS(GTK_OBJECT(obj)->klass)
+#define CLASS(obj) GTK_XPART_CLASS(GTK_OBJECT_GET_CLASS(obj))
 
 
 /* class and instance initialization */
@@ -131,7 +131,7 @@ gboolean gtk_xpart_dcop_process( DcopObject *obj, const char *fun, dcop_data *da
 {
     GtkXPart *part = GTK_XPART(obj);
     GtkXPartPrivate *d = (GtkXPartPrivate *)part->data;
-    GtkXPartClass *klass = GTK_XPART_CLASS(GTK_OBJECT(part)->klass);
+    GtkXPartClass *klass = GTK_XPART_CLASS(GTK_OBJECT_GET_CLASS(part));
     gboolean b;
 
     if ( strcmp( fun, "windowId()" ) == 0 )
diff --git a/xparts/src/kde/xparthost_kpart.cpp b/xparts/src/kde/xparthost_kpart.cpp
index 77def3ff..807ada77 100644
--- a/xparts/src/kde/xparthost_kpart.cpp
+++ b/xparts/src/kde/xparthost_kpart.cpp
@@ -42,11 +42,11 @@ DCOPRef XPartHost_KPart::registerXPart( const DCOPRef &part )
     assert( m_stub == 0 );
 
     m_stub = new XPart_stub( part.app(), part.object() );
+    m_stub->show();
 
     kdDebug() << "embedding window " << m_stub->windowId() << endl;
     embed->embed( static_cast<WId>( m_stub->windowId() ) );
 
-    m_stub->show();
     embed->show();
      DCOPRef ref = m_stub->queryExtension("browserextension");
      if( !ref.isNull() ) {