--- configure.orig	2018-01-24 10:50:10.458664501 +0100
+++ configure	2018-01-24 10:50:42.967666461 +0100
@@ -27541,7 +27541,7 @@
         ax_qt_lib="`ls $ax_qt_lib_dir/libQt* | sed -n 1p |
                      sed s@$ax_qt_lib_dir/lib@@ | sed s@[.].*@@`"
       fi
-      ax_qt_LIBS="-L$ax_qt_lib_dir -l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
+      ax_qt_LIBS="-L$ax_qt_lib_dir -l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lQt5Core -lQt5Gui -lQt5Widgets -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
     else
       # Use cached value or do search, starting with suggestions from
       # the command line
@@ -27615,7 +27615,7 @@
       ax_qt_lib="`ls $ax_qt_lib_dir/libQt* | sed -n 1p |
                    sed s@$ax_qt_lib_dir/lib@@ | sed s@[.].*@@`"
     fi
-    ax_qt_LIBS="-L$ax_qt_lib_dir -l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
+    ax_qt_LIBS="-L$ax_qt_lib_dir -l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lQt5Core -lQt5Gui -lQt5Widgets -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
   else
     # There is no valid definition for $QTDIR as Trolltech likes to see it
     ax_qt_dir=
@@ -27627,7 +27627,7 @@
         ax_qt_lib="`ls $ax_qt_lib_dir/libQt* | sed -n 1p |
                      sed s@$ax_qt_lib_dir/lib@@ | sed s@[.].*@@`"
       fi
-      ax_qt_LIBS="-L$ax_qt_lib_dir -l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
+      ax_qt_LIBS="-L$ax_qt_lib_dir -l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lQt5Core -lQt5Gui -lQt5Widgets -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
     else
       # Normally, when there is no traditional Trolltech installation,
       # the library is installed in a place where the linker finds it
@@ -27645,10 +27645,10 @@
       # See if we find the library without any special options.
       # Don't add top $LIBS permanently yet
       ax_save_LIBS="$LIBS"
-      LIBS="-l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
+      LIBS="-l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lQt5Core -lQt5Gui -lQt5Widgets -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
       ax_qt_LIBS="$LIBS"
       ax_save_CXXFLAGS="$CXXFLAGS"
-      CXXFLAGS="-I$ax_qt_include_dir -I$ax_qt_include_dir/Qt -I$ax_qt_include_dir/QtCore -I$ax_qt_include_dir/QtGui"
+      CXXFLAGS="-I$ax_qt_include_dir -I$ax_qt_include_dir/Qt -I$ax_qt_include_dir/QtCore -I$ax_qt_include_dir/QtGui -I$ax_qt_include_dir/QtWidgets -fPIC"
       cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -27706,7 +27706,7 @@
         # That did not work. Try the multi-threaded version
         echo "Non-critical error, please neglect the above." >&5
         ax_qt_lib=qt-mt
-        LIBS="-l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
+        LIBS="-l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lQt5Core -lQt5Gui -lQt5Widgets -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
         cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -27764,7 +27764,7 @@
           # That did not work. Try the OpenGL version
           echo "Non-critical error, please neglect the above." >&5
           ax_qt_lib=qt-gl
-          LIBS="-l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
+          LIBS="-l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lQt5Core -lQt5Gui -lQt5Widgets -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
           cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -27847,7 +27847,7 @@
               fi
             done
             # Try with that one
-            LIBS="-l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
+            LIBS="-l$ax_qt_lib $X_PRE_LIBS $X_LIBS -lQt5Core -lQt5Gui -lQt5Widgets -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS"
             cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -27955,7 +27955,7 @@
     fi # all $ax_qt_* are set
   fi   # $have_qt reflects the system status
   if test x"$have_qt" = xyes; then
-    QT_CXXFLAGS="-I$ax_qt_include_dir -I$ax_qt_include_dir/Qt -I$ax_qt_include_dir/QtCore -I$ax_qt_include_dir/QtGui"
+    QT_CXXFLAGS="-I$ax_qt_include_dir -I$ax_qt_include_dir/Qt -I$ax_qt_include_dir/QtCore -I$ax_qt_include_dir/QtGui -I$ax_qt_include_dir/QtWidgets -fPIC"
     if test x"$ax_qt_lib" = xqt-mt; then
         QT_CXXFLAGS="$QT_CXXFLAGS -DQT_THREAD_SUPPORT"
     fi