diff --git a/qtinterface/CMakeLists.txt b/qtinterface/CMakeLists.txt
index b7e4ba6..ad43920 100644
--- a/qtinterface/CMakeLists.txt
+++ b/qtinterface/CMakeLists.txt
@@ -59,7 +59,7 @@ install( FILES
     ${IFACE}/tquuid.h
     ${IFACE}/tqvariant.h
     ${IFACE}/private/tqucomextra_p.h
-    ${IFACE}/private/tqlayoutengine_p.h ${IFACE}/private/tqinternal_p.h ${IFACE}/private/tqeffects_p.h
+    ${IFACE}/private/tqinternal_p.h ${IFACE}/private/tqeffects_p.h
     ${IFACE}/private/tqrichtext_p.h ${IFACE}/private/tqpluginmanager_p.h ${IFACE}/private/tqcom_p.h
     ${IFACE}/private/tqucom_p.h
     ${INPUTMETHOD_HEADERS}
diff --git a/qtinterface/interface_tqt3/private/tqlayoutengine_p.h b/qtinterface/interface_tqt3/private/tqlayoutengine_p.h
deleted file mode 100644
index 1af42f5..0000000
--- a/qtinterface/interface_tqt3/private/tqlayoutengine_p.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
-
-Copyright (C) 2010 Timothy Pearson <kb9vqf@pearsoncomputing.net>
-
-This library is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public
-License as published by the Free Software Foundation; either
-version 2 of the License, or (at your option) any later version.
-
-This library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public License
-along with this library; see the file COPYING.LIB.  If not, write to
-the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA.
-
-*/
-
-#ifndef TQT_TQLAYOUTENGINE_P_H
-#define TQT_TQLAYOUTENGINE_P_H
-
-#include <tqt.h>
-#include <private/qlayoutengine_p.h>
-
-#endif /* TQT_TQLAYOUTENGINE_P_H */
diff --git a/qtinterface/interface_tqt3/private/tqtextengine_p.h b/qtinterface/interface_tqt3/private/tqtextengine_p.h
deleted file mode 100644
index ccd6146..0000000
--- a/qtinterface/interface_tqt3/private/tqtextengine_p.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
-
-Copyright (C) 2010 Timothy Pearson <kb9vqf@pearsoncomputing.net>
-
-This library is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public
-License as published by the Free Software Foundation; either
-version 2 of the License, or (at your option) any later version.
-
-This library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public License
-along with this library; see the file COPYING.LIB.  If not, write to
-the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA.
-
-*/
-
-#ifndef TQT_TQTEXTENGINE_P_H
-#define TQT_TQTEXTENGINE_P_H
-
-#include <tqt.h>
-#include <private/qtextengine_p.h>
-
-#endif /* TQT_TQTEXTENGINE_P_H */
diff --git a/qtinterface/interface_tqt3/private/tqucomextra_p.cpp b/qtinterface/interface_tqt3/private/tqucomextra_p.cpp
deleted file mode 100644
index 27f67c4..0000000
--- a/qtinterface/interface_tqt3/private/tqucomextra_p.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
-
-Copyright (C) 2010 Timothy Pearson <kb9vqf@pearsoncomputing.net>
-
-This library is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public
-License as published by the Free Software Foundation; either
-version 2 of the License, or (at your option) any later version.
-
-This library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public License
-along with this library; see the file COPYING.LIB.  If not, write to
-the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA.
-
-*/
-
-#include <tqt.h>
-#include <private/qucomextra_p.h>