diff --git a/qt5-maint-0011-gr-qtgui-Re-introduce-some-Qt4-specific-code.patch b/qt5-maint-0011-gr-qtgui-Re-introduce-some-Qt4-specific-code.patch
new file mode 100644
index 0000000..e51b739
--- /dev/null
+++ b/qt5-maint-0011-gr-qtgui-Re-introduce-some-Qt4-specific-code.patch
@@ -0,0 +1,191 @@
+From 988c1520d5b6f763caa0164faef404185e7dbc85 Mon Sep 17 00:00:00 2001
+From: Paul Cercueil <paul.cercueil@analog.com>
+Date: Tue, 21 Jun 2016 18:30:21 +0200
+Subject: [PATCH 11/22] gr-qtgui: Re-introduce some Qt4-specific code
+
+Signed-off-by: Paul Cercueil <paul.cercueil@analog.com>
+---
+ gr-qtgui/lib/const_sink_c_impl.cc       | 4 ++++
+ gr-qtgui/lib/freq_sink_c_impl.cc        | 4 ++++
+ gr-qtgui/lib/freq_sink_f_impl.cc        | 4 ++++
+ gr-qtgui/lib/histogram_sink_f_impl.cc   | 4 ++++
+ gr-qtgui/lib/sink_c_impl.cc             | 4 ++++
+ gr-qtgui/lib/sink_f_impl.cc             | 4 ++++
+ gr-qtgui/lib/time_raster_sink_b_impl.cc | 4 ++++
+ gr-qtgui/lib/time_raster_sink_f_impl.cc | 4 ++++
+ gr-qtgui/lib/time_sink_c_impl.cc        | 4 ++++
+ gr-qtgui/lib/time_sink_f_impl.cc        | 4 ++++
+ gr-qtgui/lib/vector_sink_f_impl.cc      | 4 ++++
+ gr-qtgui/lib/waterfall_sink_c_impl.cc   | 4 ++++
+ gr-qtgui/lib/waterfall_sink_f_impl.cc   | 4 ++++
+ 13 files changed, 52 insertions(+)
+
+--- a/gr-qtgui/lib/const_sink_c_impl.cc
++++ b/gr-qtgui/lib/const_sink_c_impl.cc
+@@ -127,6 +127,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/freq_sink_c_impl.cc
++++ b/gr-qtgui/lib/freq_sink_c_impl.cc
+@@ -156,6 +156,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+         d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/freq_sink_f_impl.cc
++++ b/gr-qtgui/lib/freq_sink_f_impl.cc
+@@ -155,6 +155,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/histogram_sink_f_impl.cc
++++ b/gr-qtgui/lib/histogram_sink_f_impl.cc
+@@ -115,6 +115,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/sink_c_impl.cc
++++ b/gr-qtgui/lib/sink_c_impl.cc
+@@ -131,6 +131,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/sink_f_impl.cc
++++ b/gr-qtgui/lib/sink_f_impl.cc
+@@ -131,6 +131,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/time_raster_sink_b_impl.cc
++++ b/gr-qtgui/lib/time_raster_sink_b_impl.cc
+@@ -130,6 +130,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/time_raster_sink_f_impl.cc
++++ b/gr-qtgui/lib/time_raster_sink_f_impl.cc
+@@ -128,6 +128,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/time_sink_c_impl.cc
++++ b/gr-qtgui/lib/time_sink_c_impl.cc
+@@ -134,6 +134,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/time_sink_f_impl.cc
++++ b/gr-qtgui/lib/time_sink_f_impl.cc
+@@ -129,6 +129,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/vector_sink_f_impl.cc
++++ b/gr-qtgui/lib/vector_sink_f_impl.cc
+@@ -140,6 +140,10 @@
+         d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+         d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/waterfall_sink_c_impl.cc
++++ b/gr-qtgui/lib/waterfall_sink_c_impl.cc
+@@ -159,6 +159,10 @@
+ 	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+ 	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+ 
+--- a/gr-qtgui/lib/waterfall_sink_f_impl.cc
++++ b/gr-qtgui/lib/waterfall_sink_f_impl.cc
+@@ -155,6 +155,10 @@
+  	d_qApplication = qApp;
+       }
+       else {
++#if QT_VERSION >= 0x040500 && QT_VERSION < 0x050000
++        std::string style = prefs::singleton()->get_string("qtgui", "style", "raster");
++        QApplication::setGraphicsSystem(QString(style.c_str()));
++#endif
+  	d_qApplication = new QApplication(d_argc, &d_argv);
+       }
+