--- suil-0.10.10/src/gtk2_in_qt4.cpp.orig	2021-01-02 16:14:16.063443200 +0100
+++ suil-0.10.10/src/gtk2_in_qt4.cpp	2021-01-10 22:10:07.636286700 +0100
@@ -27,9 +27,7 @@
 
 extern "C" {
 
-using SuilGtk2InQt4Wrapper = _SuilGtk2InQt4Wrapper;
-
-struct _SuilGtk2InQt4Wrapper {
+struct SuilGtk2InQt4Wrapper {
   QX11EmbedContainer* host_widget;
   QWidget*            parent;
   GtkWidget*          plug;
--- suil-0.10.10/src/qt4_in_gtk2.cpp.orig	2021-01-02 16:14:16.063443200 +0100
+++ suil-0.10.10/src/qt4_in_gtk2.cpp	2021-01-10 22:10:27.692844711 +0100
@@ -30,10 +30,7 @@
 #define SUIL_QT_WRAPPER(obj) \
   (G_TYPE_CHECK_INSTANCE_CAST((obj), SUIL_TYPE_QT_WRAPPER, SuilQtWrapper))
 
-using SuilQtWrapper      = _SuilQtWrapper;
-using SuilQtWrapperClass = _SuilQtWrapperClass;
-
-struct _SuilQtWrapper {
+struct SuilQtWrapper {
   GtkSocket        socket;
   QApplication*    app;
   QX11EmbedWidget* qembed;
@@ -41,7 +38,7 @@
   SuilInstance*    instance;
 };
 
-struct _SuilQtWrapperClass {
+struct SuilQtWrapperClass {
   GtkSocketClass parent_class;
 };