hw/nxagent/*.c: Drop various declarations of unused ScreenPtr pScreen.

nx-X11/programs/Xserver/hw/nxagent/Events.c

@@ -2538,7 +2538,6 @@ int nxagentHandleGraphicsExposeEvent(XEvent *X)
   RegionPtr exposeRegion;
   BoxRec rect;
   WindowPtr pWin;
-  ScreenPtr pScreen;
   StoringPixmapPtr pStoringPixmapRec = NULL;
   miBSWindowPtr pBSwindow = NULL;
   int drawableType;
@@ -2581,8 +2580,6 @@ int nxagentHandleGraphicsExposeEvent(XEvent *X)
     pWin = pStoringPixmapRec -> pSavedWindow;
   }
 
-  pScreen = pWin -> drawable.pScreen;
-
   /*
    * Rectangle affected by GraphicsExpose
    * event.
@@ -2639,7 +2636,6 @@ int nxagentHandleGraphicsExposeEvent(XEvent *X)
 
 int nxagentHandleClientMessageEvent(XEvent *X, enum HandleEventResult *result)
 {
-  ScreenPtr pScreen;
   WindowPtr pWin;
   xEvent x;
 
@@ -2757,8 +2753,6 @@ int nxagentHandleClientMessageEvent(XEvent *X, enum HandleEventResult *result)
 
         if (X -> xclient.window == nxagentIconWindow)
         {
-          pScreen = nxagentScreen(X -> xmap.window);
-
           XMapRaised(nxagentDisplay, nxagentFullscreenWindow);
 
           XIconifyWindow(nxagentDisplay, nxagentIconWindow,

nx-X11/programs/Xserver/hw/nxagent/NXevents.c

@@ -2313,7 +2313,6 @@ WindowsRestructured()
  * compute correctly. */
 void ReinitializeRootWindow(WindowPtr win, int xoff, int yoff)
 {
-    ScreenPtr pScreen = win->drawable.pScreen;
     GrabPtr   grab;
 
     if (noPanoramiXExtension) return;
@@ -2461,7 +2460,6 @@ XineramaPointInWindowIsVisible(
     int y
 )
 {
-    ScreenPtr pScreen = pWin->drawable.pScreen;
     BoxRec box;
     int i, xoff, yoff;
 
@@ -2477,7 +2475,6 @@ XineramaPointInWindowIsVisible(
 
     for(i = 1; i < PanoramiXNumScreens; i++) {
 	pWin = sprite.windows[i];
-	pScreen = pWin->drawable.pScreen;
 	x = xoff - panoramiXdataPtr[i].x;
 	y = yoff - panoramiXdataPtr[i].y;
 

nx-X11/programs/Xserver/hw/nxagent/NXmiwindow.c

@@ -292,14 +292,12 @@ miChangeSaveUnder(pWin, first)
 					 * Used when pWin was restacked */
 {
     RegionRec	rgn;	/* Area obscured by saveUnder windows */
-    register ScreenPtr pScreen;
     Bool	res;
 
     if (!deltaSaveUndersViewable && !numSaveUndersViewable)
 	return FALSE;
     numSaveUndersViewable += deltaSaveUndersViewable;
     deltaSaveUndersViewable = 0;
-    pScreen = pWin->drawable.pScreen;
     RegionNull(&rgn);
     res = miCheckSubSaveUnder (pWin->parent,
 			       pWin->saveUnder ? first : pWin->nextSib,
@@ -385,9 +383,6 @@ miMarkOverlappedWindows(pWin, pFirst, ppLayerWin)
     register WindowPtr pChild, pLast;
     Bool anyMarked = FALSE;
     MarkWindowProcPtr MarkWindow = pWin->drawable.pScreen->MarkWindow;
-    ScreenPtr pScreen;
-
-    pScreen = pWin->drawable.pScreen;
 
     /* single layered systems are easy */
     if (ppLayerWin) *ppLayerWin = pWin;
@@ -470,11 +465,8 @@ miHandleValidateExposures(pWin)
 {
     register WindowPtr pChild;
     register ValidatePtr val;
-    ScreenPtr pScreen;
     WindowExposuresProcPtr WindowExposures;
 
-    pScreen = pWin->drawable.pScreen;
-
     pChild = pWin;
     WindowExposures = pChild->drawable.pScreen->WindowExposures;
     while (1)
@@ -598,12 +590,10 @@ miRecomputeExposures (
     register WindowPtr	pWin,
     void *		value) /* must conform to VisitWindowProcPtr */
 {
-    register ScreenPtr	pScreen;
     RegionPtr	pValid = (RegionPtr)value;
 
     if (pWin->valdata)
     {
-	pScreen = pWin->drawable.pScreen;
 	/*
 	 * compute exposed regions of this window
 	 */
@@ -1206,11 +1196,8 @@ miMarkUnrealizedWindow(pChild, pWin, fromConfigure)
 void
 miSegregateChildren(WindowPtr pWin, RegionPtr pReg, int depth)
 {
-    ScreenPtr pScreen;
     WindowPtr pChild;
 
-    pScreen = pWin->drawable.pScreen;
-
     for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib)
     {
 	if (pChild->drawable.depth == depth)

nx-X11/programs/Xserver/hw/nxagent/NXwindow.c

@@ -2154,12 +2154,10 @@ ShapeOverlap (
     BoxPtr	pSibBox)
 {
     RegionPtr	pWinRgn, pSibRgn;
-    register ScreenPtr	pScreen;
     Bool	ret;
 
     if (!IS_SHAPED(pWin) && !IS_SHAPED(pSib))
 	return TRUE;
-    pScreen = pWin->drawable.pScreen;
     pWinRgn = MakeBoundingRegion (pWin, pWinBox);
     pSibRgn = MakeBoundingRegion (pSib, pSibBox);
     RegionIntersect(pWinRgn, pWinRgn, pSibRgn);
@@ -2260,7 +2258,6 @@ WhereDoIGoInTheStack(
     int smode)
 {
     BoxRec box;
-    register ScreenPtr pScreen;
     WindowPtr pHead, pFirst;
 
     if ((pWin == pWin->parent->firstChild) &&
@@ -2268,7 +2265,6 @@ WhereDoIGoInTheStack(
 	return((WindowPtr ) NULL);
     pHead = RealChildHead(pWin->parent);
     pFirst = pHead ? pHead->nextSib : pWin->parent->firstChild;
-    pScreen = pWin->drawable.pScreen;
     box.x1 = x;
     box.y1 = y;
     box.x2 = x + (int)w;
@@ -3509,10 +3505,8 @@ PointInWindowIsVisible(register WindowPtr pWin, int x, int y)
 RegionPtr
 NotClippedByChildren(register WindowPtr pWin)
 {
-    register ScreenPtr pScreen;
     RegionPtr pReg;
 
-    pScreen = pWin->drawable.pScreen;
     pReg = RegionCreate(NullBox, 1);
     if (pWin->parent ||
 	screenIsSaved != SCREEN_SAVER_ON ||