diff --git a/kfax/kfax.cpp b/kfax/kfax.cpp
index bbc9121a..e6eddf6a 100644
--- a/kfax/kfax.cpp
+++ b/kfax/kfax.cpp
@@ -1662,7 +1662,7 @@ int main (int argc, char **argv)
 
   MyApp a;
 
-  qtdisplay = qt_xdisplay();
+  qtdisplay = tqt_xdisplay();
 
   viewfaxmain();
 
diff --git a/kpdf/xpdf/xpdf/GlobalParams.cc b/kpdf/xpdf/xpdf/GlobalParams.cc
index 519e81a4..6212f42e 100644
--- a/kpdf/xpdf/xpdf/GlobalParams.cc
+++ b/kpdf/xpdf/xpdf/GlobalParams.cc
@@ -2088,7 +2088,7 @@ DisplayFontParam *GlobalParams::getDisplayFont(GString *fontName) {
 		FC_SLANT, FcTypeInteger, slant, FC_WEIGHT, FcTypeInteger, weight,
 		FC_WIDTH, FcTypeInteger, width, FC_LANG, FcTypeString, "xx", (char*)0);
 	if (!p) goto fin;
-	m = XftFontMatch(qt_xdisplay(),qt_xscreen(),p,&res);
+	m = XftFontMatch(tqt_xdisplay(),tqt_xscreen(),p,&res);
 	if (!m) goto fin;
 	res = FcPatternGetString (m, FC_FILE, 0, &s);
 	if (res != FcResultMatch || !s)  goto fin; 
diff --git a/kpovmodeler/pmdockwidget.cpp b/kpovmodeler/pmdockwidget.cpp
index caa72b4c..1412e441 100644
--- a/kpovmodeler/pmdockwidget.cpp
+++ b/kpovmodeler/pmdockwidget.cpp
@@ -594,7 +594,7 @@ void PMDockWidget::applyToWidget( TQWidget* s, const TQPoint& p )
 #ifndef NO_KDE2
 #ifdef TQ_WS_X11
     if (d->transient && d->_parent)
-      XSetTransientForHint( qt_xdisplay(), winId(), d->_parent->winId() );
+      XSetTransientForHint( tqt_xdisplay(), winId(), d->_parent->winId() );
 
     KWin::setType( winId(), d->windowType );
 #endif
diff --git a/kpovmodeler/pmrendermanager.cpp b/kpovmodeler/pmrendermanager.cpp
index 31f553e5..49982745 100644
--- a/kpovmodeler/pmrendermanager.cpp
+++ b/kpovmodeler/pmrendermanager.cpp
@@ -1631,7 +1631,7 @@ bool PMRenderManager::hasOpenGL( )
 {
    if( !s_hasOpenGLChecked )
    {
-      s_hasOpenGL = ( glXQueryExtension( qt_xdisplay( ), 0, 0 ) != 0 );
+      s_hasOpenGL = ( glXQueryExtension( tqt_xdisplay( ), 0, 0 ) != 0 );
       s_hasOpenGLChecked = true;
    }
 
diff --git a/ksnapshot/ksnapshot.cpp b/ksnapshot/ksnapshot.cpp
index 05dfd185..f7d85254 100644
--- a/ksnapshot/ksnapshot.cpp
+++ b/ksnapshot/ksnapshot.cpp
@@ -83,7 +83,7 @@ KSnapshot::KSnapshot(TQWidget *parent, const char *name, bool grabCurrent)
     grabber->grabMouse( waitCursor );
 
     if ( !grabCurrent )
-	snapshot = TQPixmap::grabWindow( qt_xrootwin() );
+	snapshot = TQPixmap::grabWindow( tqt_xrootwin() );
     else {
 	mainWidget->setMode( WindowUnderCursor );
 	mainWidget->setIncludeDecorations( true );
@@ -454,7 +454,7 @@ void KSnapshot::performGrab()
 	snapshot = WindowGrabber::grabCurrent( mainWidget->includeDecorations() );
     }
     else {
-	snapshot = TQPixmap::grabWindow( qt_xrootwin() );
+	snapshot = TQPixmap::grabWindow( tqt_xrootwin() );
     }
     updatePreview();
     TQApplication::restoreOverrideCursor();
diff --git a/ksnapshot/regiongrabber.cpp b/ksnapshot/regiongrabber.cpp
index 2ba1ea76..101f3ef6 100644
--- a/ksnapshot/regiongrabber.cpp
+++ b/ksnapshot/regiongrabber.cpp
@@ -86,7 +86,7 @@ RegionGrabber::~RegionGrabber()
 
 void RegionGrabber::initGrabber()
 {
-  pixmap = TQPixmap::grabWindow( qt_xrootwin() );
+  pixmap = TQPixmap::grabWindow( tqt_xrootwin() );
   setPaletteBackgroundPixmap( pixmap );
 
   TQDesktopWidget desktopWidget;
@@ -94,7 +94,7 @@ void RegionGrabber::initGrabber()
   if ( desktopWidget.isVirtualDesktop() )
     desktopSize = desktopWidget.geometry();
   else
-    desktopSize = desktopWidget.screenGeometry( qt_xrootwin() );
+    desktopSize = desktopWidget.screenGeometry( tqt_xrootwin() );
 
   setGeometry( desktopSize );
   showFullScreen();
diff --git a/ksnapshot/windowgrabber.cpp b/ksnapshot/windowgrabber.cpp
index afc337e5..eac0fa6e 100644
--- a/ksnapshot/windowgrabber.cpp
+++ b/ksnapshot/windowgrabber.cpp
@@ -47,7 +47,7 @@ void getWindowsRecursive( std::vector<TQRect>& windows, Window w,
 			  int rx = 0, int ry = 0, int depth = 0 )
 {
     XWindowAttributes atts;
-    XGetWindowAttributes( qt_xdisplay(), w, &atts );
+    XGetWindowAttributes( tqt_xdisplay(), w, &atts );
     if ( atts.map_state == IsViewable &&
          atts.width >= minSize && atts.height >= minSize ) {
 	int x = 0, y = 0;
@@ -65,7 +65,7 @@ void getWindowsRecursive( std::vector<TQRect>& windows, Window w,
 	Window* children;
 	unsigned int nchildren;
 
-	if( XQueryTree( qt_xdisplay(), w, &root, &parent, &children, &nchildren ) != 0 ) {
+	if( XQueryTree( tqt_xdisplay(), w, &root, &parent, &children, &nchildren ) != 0 ) {
             for( unsigned int i = 0; i < nchildren; ++i ) {
                 getWindowsRecursive( windows, children[ i ], x, y, depth + 1 );
 	    }
@@ -82,12 +82,12 @@ Window findRealWindow( Window w, int depth = 0 )
 {
     if( depth > 5 )
 	return None;
-    static Atom wm_state = XInternAtom( qt_xdisplay(), "WM_STATE", False );
+    static Atom wm_state = XInternAtom( tqt_xdisplay(), "WM_STATE", False );
     Atom type;
     int format;
     unsigned long nitems, after;
     unsigned char* prop;
-    if( XGetWindowProperty( qt_xdisplay(), w, wm_state, 0, 0, False, AnyPropertyType,
+    if( XGetWindowProperty( tqt_xdisplay(), w, wm_state, 0, 0, False, AnyPropertyType,
 	&type, &format, &nitems, &after, &prop ) == Success ) {
 	if( prop != NULL )
 	    XFree( prop );
@@ -98,7 +98,7 @@ Window findRealWindow( Window w, int depth = 0 )
     Window* children;
     unsigned int nchildren;
     Window ret = None;
-    if( XQueryTree( qt_xdisplay(), w, &root, &parent, &children, &nchildren ) != 0 ) {
+    if( XQueryTree( tqt_xdisplay(), w, &root, &parent, &children, &nchildren ) != 0 ) {
 	for( unsigned int i = 0;
 	     i < nchildren && ret == None;
 	     ++i )
@@ -116,11 +116,11 @@ Window windowUnderCursor( bool includeDecorations = true )
     Window child;
     uint mask;
     int rootX, rootY, winX, winY;
-    XGrabServer( qt_xdisplay() );
-    XQueryPointer( qt_xdisplay(), qt_xrootwin(), &root, &child,
+    XGrabServer( tqt_xdisplay() );
+    XQueryPointer( tqt_xdisplay(), tqt_xrootwin(), &root, &child,
 		   &rootX, &rootY, &winX, &winY, &mask );
     if( child == None )
-	child = qt_xrootwin();
+	child = tqt_xrootwin();
     if( !includeDecorations ) {
 	Window real_child = findRealWindow( child );
 	if( real_child != None ) // test just in case
@@ -132,16 +132,16 @@ Window windowUnderCursor( bool includeDecorations = true )
 static
 TQPixmap grabWindow( Window child, int x, int y, uint w, uint h, uint border )
 {
-    TQPixmap pm( TQPixmap::grabWindow( qt_xrootwin(), x, y, w, h ) );
+    TQPixmap pm( TQPixmap::grabWindow( tqt_xrootwin(), x, y, w, h ) );
 
 #ifdef HAVE_X11_EXTENSIONS_SHAPE_H
     int tmp1, tmp2;
     //Check whether the extension is available
-    if ( XShapeQueryExtension( qt_xdisplay(), &tmp1, &tmp2 ) ) {
+    if ( XShapeQueryExtension( tqt_xdisplay(), &tmp1, &tmp2 ) ) {
 	TQBitmap mask( w, h );
 	//As the first step, get the mask from XShape.
 	int count, order;
-	XRectangle* rects = XShapeGetRectangles( qt_xdisplay(), child,
+	XRectangle* rects = XShapeGetRectangles( tqt_xdisplay(), child,
 						 ShapeBounding, &count, &order );
 	//The ShapeBounding region is the outermost shape of the window;
 	//ShapeBounding - ShapeClipping is defined to be the border.
@@ -193,12 +193,12 @@ WindowGrabber::WindowGrabber()
     Window root;
     int y, x;
     uint w, h, border, depth;
-    XGrabServer( qt_xdisplay() );
+    XGrabServer( tqt_xdisplay() );
     Window child = windowUnderCursor();
-    XGetGeometry( qt_xdisplay(), child, &root, &x, &y, &w, &h, &border, &depth );
+    XGetGeometry( tqt_xdisplay(), child, &root, &x, &y, &w, &h, &border, &depth );
     TQPixmap pm( grabWindow( child, x, y, w, h, border ) );
     getWindowsRecursive( windows, child );
-    XUngrabServer( qt_xdisplay() );
+    XUngrabServer( tqt_xdisplay() );
 
     setPaletteBackgroundPixmap( pm );
     setFixedSize( pm.size() );
@@ -215,26 +215,26 @@ TQPixmap WindowGrabber::grabCurrent( bool includeDecorations )
     Window root;
     int y, x;
     uint w, h, border, depth;
-    XGrabServer( qt_xdisplay() );
+    XGrabServer( tqt_xdisplay() );
     Window child = windowUnderCursor( includeDecorations );
-    XGetGeometry( qt_xdisplay(), child, &root, &x, &y, &w, &h, &border, &depth );
+    XGetGeometry( tqt_xdisplay(), child, &root, &x, &y, &w, &h, &border, &depth );
     Window parent;
     Window* children;
     unsigned int nchildren;
-    if( XQueryTree( qt_xdisplay(), child, &root, &parent,
+    if( XQueryTree( tqt_xdisplay(), child, &root, &parent,
                     &children, &nchildren ) != 0 ) {
 	if( children != NULL )
 	    XFree( children );
 	int newx, newy;
 	Window dummy;
-	if( XTranslateCoordinates( qt_xdisplay(), parent, qt_xrootwin(),
+	if( XTranslateCoordinates( tqt_xdisplay(), parent, tqt_xrootwin(),
 	    x, y, &newx, &newy, &dummy )) {
 	    x = newx;
 	    y = newy;
 	}
     }
     TQPixmap pm( grabWindow( child, x, y, w, h, border ) );
-    XUngrabServer( qt_xdisplay() );
+    XUngrabServer( tqt_xdisplay() );
     return pm;
 }
 
diff --git a/kview/kviewcanvas/kimagecanvas.cpp b/kview/kviewcanvas/kimagecanvas.cpp
index 3efd8228..cffce25e 100644
--- a/kview/kviewcanvas/kimagecanvas.cpp
+++ b/kview/kviewcanvas/kimagecanvas.cpp
@@ -37,7 +37,7 @@
 
 const int MOUSECURSORHIDETIME = 3000;
 
-//extern bool qt_use_xrender;
+//extern bool tqt_use_xrender;
 
 typedef KGenericFactory<KImageCanvas> KImageCanvasFactory;
 K_EXPORT_COMPONENT_FACTORY( libkviewcanvas,
@@ -723,7 +723,7 @@ void KImageCanvas::timerEvent( TQTimerEvent * ev )
 				break;
 			case AlphaBlend:
 				finishNewClient();
-				//if( qt_use_xrender )
+				//if( tqt_use_xrender )
 				//{
 				//}
 				//else