Merge branch 'sunweaver-pr/silencing-compiler-warnings' into 3.6.x

Attributes GH PR #168: https://github.com/ArcticaProject/nx-libs/pull/168
Reviewed by: Vadim Troshchinskiy <vadim@qindel.com> --  Mon, 04 Jul 2016 11:15:20 -0700

44 files changed, 106 insertions, 2492 deletions

diff --git a/nx-X11/programs/Xserver/GL/glxmodule.c b/nx-X11/programs/Xserver/GL/glxmodule.c
index b97b7ef8a..f0cce1a3f 100644
--- a/nx-X11/programs/Xserver/GL/glxmodule.c
+++ b/nx-X11/programs/Xserver/GL/glxmodule.c
@@ -43,7 +43,7 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 static MODULESETUPPROTO(glxSetup);
 
-extern void GlxExtensionInit(INITARGS);
+extern void GlxExtensionInit(void);
 extern void GlxWrapInitVisuals(miInitVisualsProcPtr *);
 extern void InitGlxWrapInitVisuals(void (*f)(miInitVisualsProcPtr *));
 
diff --git a/nx-X11/programs/Xserver/Xext/bigreq.c b/nx-X11/programs/Xserver/Xext/bigreq.c
index a43031d7e..ec1ece91a 100644
--- a/nx-X11/programs/Xserver/Xext/bigreq.c
+++ b/nx-X11/programs/Xserver/Xext/bigreq.c
@@ -54,7 +54,7 @@ static void BigReqResetProc(
 static DISPATCH_PROC(ProcBigReqDispatch);
 
 void
-BigReqExtensionInit(INITARGS)
+BigReqExtensionInit(void)
 {
 #if 0
     ExtensionEntry *extEntry;
diff --git a/nx-X11/programs/Xserver/Xext/dpms.c b/nx-X11/programs/Xserver/Xext/dpms.c
index f88e1656e..eab73ebed 100644
--- a/nx-X11/programs/Xserver/Xext/dpms.c
+++ b/nx-X11/programs/Xserver/Xext/dpms.c
@@ -76,7 +76,7 @@ static DISPATCH_PROC(SProcDPMSCapable);
 static void DPMSResetProc(ExtensionEntry* extEntry);
 
 void
-DPMSExtensionInit(INITARGS)
+DPMSExtensionInit(void)
 {
 #if 0
     ExtensionEntry *extEntry;
diff --git a/nx-X11/programs/Xserver/Xext/extmod/modinit.h b/nx-X11/programs/Xserver/Xext/extmod/modinit.h
index 094837d34..5242a3f1b 100644
--- a/nx-X11/programs/Xserver/Xext/extmod/modinit.h
+++ b/nx-X11/programs/Xserver/Xext/extmod/modinit.h
@@ -5,68 +5,64 @@
 #include <dix-config.h>
 #endif
 
-#ifndef INITARGS
-#define INITARGS void
-#endif
-
 #ifdef SHAPE
-extern void ShapeExtensionInit(INITARGS);
+extern void ShapeExtensionInit(void);
 #include <X11/extensions/shapeproto.h>
 #endif
 
 #ifdef XTEST
-extern void XTestExtensionInit(INITARGS);
+extern void XTestExtensionInit(void);
 #define _XTEST_SERVER_
 #include <nx-X11/extensions/xtestconst.h>
 #include <nx-X11/extensions/xteststr.h>
 #endif
 
 #if 1
-extern void XTestExtension1Init(INITARGS);
+extern void XTestExtension1Init(void);
 #endif
 
 #ifdef BIGREQS
-extern void BigReqExtensionInit(INITARGS);
+extern void BigReqExtensionInit(void);
 #include <nx-X11/extensions/bigreqstr.h>
 #endif
 
 #ifdef XSYNC
-extern void SyncExtensionInit(INITARGS);
+extern void SyncExtensionInit(void);
 #define _SYNC_SERVER
 #include <nx-X11/extensions/sync.h>
 #include <nx-X11/extensions/syncstr.h>
 #endif
 
 #ifdef SCREENSAVER
-extern void ScreenSaverExtensionInit (INITARGS);
+extern void ScreenSaverExtensionInit (void);
 #include <nx-X11/extensions/saver.h>
 #endif
 
 #ifdef XCMISC
-extern void XCMiscExtensionInit(INITARGS);
+extern void XCMiscExtensionInit(void);
 #include <nx-X11/extensions/xcmiscstr.h>
 #endif
 
 #ifdef DPMSExtension
-extern void DPMSExtensionInit(INITARGS);
+extern void DPMSExtensionInit(void);
 #include <nx-X11/extensions/dpmsstr.h>
 #endif
 
 #ifdef XV
-extern void XvExtensionInit(INITARGS);
-extern void XvMCExtensionInit(INITARGS);
-extern void XvRegister(INITARGS);
+extern void XvExtensionInit(void);
+extern void XvMCExtensionInit(void);
+extern void XvRegister(void);
 #include <nx-X11/extensions/Xv.h>
 #include <nx-X11/extensions/XvMC.h>
 #endif
 
 #ifdef RES
-extern void ResExtensionInit(INITARGS);
+extern void ResExtensionInit(void);
 #include <nx-X11/extensions/XResproto.h>
 #endif
 
 #ifdef SHM
-extern void ShmExtensionInit(INITARGS);
+extern void ShmExtensionInit(void);
 #include <X11/extensions/shmproto.h>
 extern void ShmSetPixmapFormat(
     ScreenPtr pScreen,
@@ -77,15 +73,15 @@ extern void ShmRegisterFuncs(
 #endif
 
 #if 1
-extern void SecurityExtensionInit(INITARGS);
+extern void SecurityExtensionInit(void);
 #endif
 
 #if 1
-extern void XagExtensionInit(INITARGS);
+extern void XagExtensionInit(void);
 #endif
 
 #if 1
-extern void XpExtensionInit(INITARGS);
+extern void XpExtensionInit(void);
 #endif
 
 #if 1
@@ -93,5 +89,5 @@ extern void PanoramiXExtensionInit(int argc, char *argv[]);
 #endif
 
 #if 1
-extern void XkbExtensionInit(INITARGS);
+extern void XkbExtensionInit(void);
 #endif
diff --git a/nx-X11/programs/Xserver/Xext/panoramiX.c b/nx-X11/programs/Xserver/Xext/panoramiX.c
index 322204763..34d56c3bf 100644
--- a/nx-X11/programs/Xserver/Xext/panoramiX.c
+++ b/nx-X11/programs/Xserver/Xext/panoramiX.c
@@ -1160,7 +1160,6 @@ XineramaGetImageData(
     BoxRec SrcBox, *pbox;
     int x, y, w, h, i, j, nbox, size, sizeNeeded, ScratchPitch, inOut, depth;
     DrawablePtr pDraw = pDrawables[0];
-    ScreenPtr pScreen = pDraw->pScreen;
     char *ScratchMem = NULL;
 
     size = 0;
diff --git a/nx-X11/programs/Xserver/Xext/saver.c b/nx-X11/programs/Xserver/Xext/saver.c
index 1f78be9c8..10bb2dc2f 100644
--- a/nx-X11/programs/Xserver/Xext/saver.c
+++ b/nx-X11/programs/Xserver/Xext/saver.c
@@ -229,7 +229,7 @@ static int ScreenPrivateIndex;
  ****************/
 
 void
-ScreenSaverExtensionInit(INITARGS)
+ScreenSaverExtensionInit(void)
 {
     ExtensionEntry *extEntry;
     int		    i;
diff --git a/nx-X11/programs/Xserver/Xext/security.c b/nx-X11/programs/Xserver/Xext/security.c
index 14fa1ce0e..fe741128e 100644
--- a/nx-X11/programs/Xserver/Xext/security.c
+++ b/nx-X11/programs/Xserver/Xext/security.c
@@ -2147,7 +2147,7 @@ XSecurityOptions(argc, argv, i)
  */
 
 void
-SecurityExtensionInit(INITARGS)
+SecurityExtensionInit(void)
 {
     ExtensionEntry	*extEntry;
     int i;
diff --git a/nx-X11/programs/Xserver/Xext/shape.c b/nx-X11/programs/Xserver/Xext/shape.c
index 07fa62018..76d1fdd77 100644
--- a/nx-X11/programs/Xserver/Xext/shape.c
+++ b/nx-X11/programs/Xserver/Xext/shape.c
@@ -147,7 +147,7 @@ typedef struct _ShapeEvent {
  ****************/
 
 void
-ShapeExtensionInit(INITARGS)
+ShapeExtensionInit(void)
 {
     ExtensionEntry *extEntry;
 
@@ -317,7 +317,6 @@ ProcShapeRectangles (client)
     register ClientPtr client;
 {
     WindowPtr		pWin;
-    ScreenPtr		pScreen;
     REQUEST(xShapeRectanglesReq);
     xRectangle		*prects;
     int		        nrects, ctype;
@@ -350,7 +349,6 @@ ProcShapeRectangles (client)
 	client->errorValue = stuff->ordering;
         return BadValue;
     }
-    pScreen = pWin->drawable.pScreen;
     nrects = ((stuff->length  << 2) - sizeof(xShapeRectanglesReq));
     if (nrects & 4)
 	return BadLength;
diff --git a/nx-X11/programs/Xserver/Xext/shm.c b/nx-X11/programs/Xserver/Xext/shm.c
index 902bee7a1..b6e61de36 100644
--- a/nx-X11/programs/Xserver/Xext/shm.c
+++ b/nx-X11/programs/Xserver/Xext/shm.c
@@ -205,7 +205,7 @@ static Bool CheckForShmSyscall()
 
 #ifndef NXAGENT_SERVER
 void
-ShmExtensionInit(INITARGS)
+ShmExtensionInit(void)
 {
     ExtensionEntry *extEntry;
     int i;
diff --git a/nx-X11/programs/Xserver/Xext/sync.c b/nx-X11/programs/Xserver/Xext/sync.c
index 8899b7c17..222ef0353 100644
--- a/nx-X11/programs/Xserver/Xext/sync.c
+++ b/nx-X11/programs/Xserver/Xext/sync.c
@@ -2336,7 +2336,7 @@ SyncResetProc(extEntry)
  * ** Initialise the extension.
  */
 void 
-SyncExtensionInit(INITARGS)
+SyncExtensionInit(void)
 {
     ExtensionEntry *extEntry;
 
diff --git a/nx-X11/programs/Xserver/Xext/xcmisc.c b/nx-X11/programs/Xserver/Xext/xcmisc.c
index bca5bca34..447f1699c 100644
--- a/nx-X11/programs/Xserver/Xext/xcmisc.c
+++ b/nx-X11/programs/Xserver/Xext/xcmisc.c
@@ -68,7 +68,7 @@ static DISPATCH_PROC(SProcXCMiscGetXIDList);
 static DISPATCH_PROC(SProcXCMiscGetXIDRange);
 
 void
-XCMiscExtensionInit(INITARGS)
+XCMiscExtensionInit(void)
 {
 #if 0
     ExtensionEntry *extEntry;
diff --git a/nx-X11/programs/Xserver/Xext/xres.c b/nx-X11/programs/Xserver/Xext/xres.c
index d78fa68e1..82632a031 100644
--- a/nx-X11/programs/Xserver/Xext/xres.c
+++ b/nx-X11/programs/Xserver/Xext/xres.c
@@ -25,7 +25,6 @@
 static int
 ProcXResQueryVersion (ClientPtr client)
 {
-    REQUEST(xXResQueryVersionReq);
     xXResQueryVersionReply rep;
 
     REQUEST_SIZE_MATCH (xXResQueryVersionReq);
@@ -301,7 +300,7 @@ SProcResDispatch (ClientPtr client)
 }
 
 void
-ResExtensionInit(INITARGS)
+ResExtensionInit(void)
 {
     (void) AddExtension(XRES_NAME, 0, 0,
                             ProcResDispatch, SProcResDispatch,
diff --git a/nx-X11/programs/Xserver/Xext/xtest.c b/nx-X11/programs/Xserver/Xext/xtest.c
index 7dd668fdb..4d82f403d 100644
--- a/nx-X11/programs/Xserver/Xext/xtest.c
+++ b/nx-X11/programs/Xserver/Xext/xtest.c
@@ -93,7 +93,7 @@ static DISPATCH_PROC(SProcXTestGetVersion);
 static DISPATCH_PROC(SProcXTestGrabControl);
 
 void
-XTestExtensionInit(INITARGS)
+XTestExtensionInit(void)
 {
 #if 0
     ExtensionEntry *extEntry;
diff --git a/nx-X11/programs/Xserver/Xext/xtest1di.c b/nx-X11/programs/Xserver/Xext/xtest1di.c
index 554f336b2..4aac1824b 100644
--- a/nx-X11/programs/Xserver/Xext/xtest1di.c
+++ b/nx-X11/programs/Xserver/Xext/xtest1di.c
@@ -167,7 +167,7 @@ static int	XTestCurrentClientGone(
  *	(other than the core errors).
  */
 void
-XTestExtension1Init(INITARGS)
+XTestExtension1Init(void)
 {
 	/*
 	 * holds the pointer to the extension entry structure
diff --git a/nx-X11/programs/Xserver/composite/compint.h b/nx-X11/programs/Xserver/composite/compint.h
index 2834dad4e..62d5fd868 100644
--- a/nx-X11/programs/Xserver/composite/compint.h
+++ b/nx-X11/programs/Xserver/composite/compint.h
@@ -56,10 +56,8 @@
 
 /*
  *  enable this for debugging
- 
-    #define COMPOSITE_DEBUG
- */
 #define COMPOSITE_DEBUG
+ */
 
 typedef struct _CompClientWindow {
     struct _CompClientWindow	*next;
diff --git a/nx-X11/programs/Xserver/dbe/dbemodule.c b/nx-X11/programs/Xserver/dbe/dbemodule.c
index 9a05f4071..bdb7f3345 100644
--- a/nx-X11/programs/Xserver/dbe/dbemodule.c
+++ b/nx-X11/programs/Xserver/dbe/dbemodule.c
@@ -9,7 +9,7 @@
 
 static MODULESETUPPROTO(dbeSetup);
 
-extern void DbeExtensionInit(INITARGS);
+extern void DbeExtensionInit(void);
 
 ExtensionModule dbeExt = {
     DbeExtensionInit,
diff --git a/nx-X11/programs/Xserver/fb/Imakefile b/nx-X11/programs/Xserver/fb/Imakefile
index 2d17a856e..b5e8d590f 100644
--- a/nx-X11/programs/Xserver/fb/Imakefile
+++ b/nx-X11/programs/Xserver/fb/Imakefile
@@ -91,7 +91,6 @@ SRCS =	$(XFMODSRC) \
 	fb24_32.c \
 	fbpict.c \
 	fbmmx.c \
-	fbpseudocolor.c
 
 OBJS =	$(XFMODOBJ) \
 	fbarc.o \
@@ -128,7 +127,6 @@ OBJS =	$(XFMODOBJ) \
 	fb24_32.o \
 	fbpict.o \
 	fbmmx.o \
-	fbpseudocolor.o
 
    INCLUDES = -I$(SERVERSRC)/fb -I$(SERVERSRC)/mi -I$(SERVERSRC)/include \
 	      -I$(XINCLUDESRC) \
diff --git a/nx-X11/programs/Xserver/fb/fb24_32.c b/nx-X11/programs/Xserver/fb/fb24_32.c
index 350055c14..5dc34d7f5 100644
--- a/nx-X11/programs/Xserver/fb/fb24_32.c
+++ b/nx-X11/programs/Xserver/fb/fb24_32.c
@@ -534,8 +534,8 @@ fb24_32ReformatTile(PixmapPtr pOldTile, int bitsPerPixel)
     FbStride	oldStride, newStride;
     int		oldBpp, newBpp;
     fb24_32BltFunc  blt;
-    int		oldXoff, oldYoff;
-    int		newXoff, newYoff;
+    _X_UNUSED int		oldXoff, oldYoff;
+    _X_UNUSED int		newXoff, newYoff;
 
     pNewTile = fbCreatePixmapBpp (pScreen,
 				  pOldTile->drawable.width,
diff --git a/nx-X11/programs/Xserver/fb/fbfill.c b/nx-X11/programs/Xserver/fb/fbfill.c
index be6723c01..72a12baaf 100644
--- a/nx-X11/programs/Xserver/fb/fbfill.c
+++ b/nx-X11/programs/Xserver/fb/fbfill.c
@@ -72,7 +72,7 @@ fbFill (DrawablePtr pDrawable,
 	    FbBits	*stip;
 	    FbStride    stipStride;
 	    int		stipBpp;
-	    int		stipXoff, stipYoff; /* XXX assumed to be zero */
+	    _X_UNUSED int		stipXoff, stipYoff; /* XXX assumed to be zero */
 
 	    if (pGC->fillStyle == FillStippled)
 		alu = FbStipple1Rop(pGC->alu,pGC->fgPixel);
@@ -99,7 +99,7 @@ fbFill (DrawablePtr pDrawable,
 	    FbStip	*stip;
 	    FbStride    stipStride;
 	    int		stipBpp;
-	    int		stipXoff, stipYoff; /* XXX assumed to be zero */
+	    _X_UNUSED int		stipXoff, stipYoff; /* XXX assumed to be zero */
 	    FbBits	fgand, fgxor, bgand, bgxor;
 
 	    fgand = pPriv->and;
@@ -140,7 +140,7 @@ fbFill (DrawablePtr pDrawable,
 	int	    tileBpp;
 	int	    tileWidth;
 	int	    tileHeight;
-	int	    tileXoff, tileYoff; /* XXX assumed to be zero */
+	_X_UNUSED int	    tileXoff, tileYoff; /* XXX assumed to be zero */
 	
 	fbGetDrawable (&pTile->drawable, tile, tileStride, tileBpp, tileXoff, tileYoff);
 	tileWidth = pTile->drawable.width;
diff --git a/nx-X11/programs/Xserver/fb/fbgc.c b/nx-X11/programs/Xserver/fb/fbgc.c
index a980023ef..1475aca66 100644
--- a/nx-X11/programs/Xserver/fb/fbgc.c
+++ b/nx-X11/programs/Xserver/fb/fbgc.c
@@ -170,7 +170,7 @@ fbCanEvenStipple (PixmapPtr pStipple, int bpp)
     FbBits  *bits;
     int	    stride;
     int	    stip_bpp;
-    int	    stipXoff, stipYoff;
+    _X_UNUSED int	    stipXoff, stipYoff;
     int	    h;
 
     /* can't even stipple 24bpp drawables */
diff --git a/nx-X11/programs/Xserver/fb/fbpict.h b/nx-X11/programs/Xserver/fb/fbpict.h
index 665b92dd1..173a96ac4 100644
--- a/nx-X11/programs/Xserver/fb/fbpict.h
+++ b/nx-X11/programs/Xserver/fb/fbpict.h
@@ -72,7 +72,7 @@
     FbBits	*__bits__; \
     FbStride	__stride__; \
     int		__bpp__; \
-    int		__xoff__,__yoff__; \
+    _X_UNUSED int		__xoff__,__yoff__; \
 \
     fbGetDrawable((pict)->pDrawable,__bits__,__stride__,__bpp__,__xoff__,__yoff__); \
     switch (__bpp__) { \
diff --git a/nx-X11/programs/Xserver/fb/fbpseudocolor.c b/nx-X11/programs/Xserver/fb/fbpseudocolor.c
deleted file mode 100644
index c22309a93..000000000
--- a/nx-X11/programs/Xserver/fb/fbpseudocolor.c
+++ /dev/null
@@ -1,2335 +0,0 @@
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <nx-X11/X.h>
-#include <nx-X11/Xproto.h>
-#include "scrnintstr.h"
-#include "colormapst.h"
-#include "glyphstr.h"
-#include "resource.h"
-#include <X11/fonts/font.h>
-#include "dixfontstr.h"
-#include <X11/fonts/fontstruct.h>
-#include "micmap.h"
-#include "fb.h"
-#include "fbpseudocolor.h"
-
-static Bool xxCreateGC(GCPtr pGC);
-static void xxValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDraw);
-static void xxDestroyGC(GCPtr pGC);
-static void xxChangeGC (GCPtr pGC, unsigned long   mask);
-static void xxCopyGC (GCPtr pGCSrc, unsigned long   mask, GCPtr pGCDst);
-static void xxChangeClip (GCPtr pGC, int type, void * pvalue, int nrects);
-
-static void xxCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
-static void xxDestroyClip(GCPtr pGC);
-static void xxFillSpans(DrawablePtr pDraw, GC *pGC, int nInit,
-			DDXPointPtr pptInit, int *pwidthInit, int fSorted);
-static void xxSetSpans(DrawablePtr pDraw, GCPtr	pGC, char *pcharsrc,
-		       DDXPointPtr pptInit, int	*pwidthInit, int nspans,
-		       int fSorted);
-static void xxPutImage(DrawablePtr pDraw, GCPtr	pGC, int depth, int x, int y,
-		       int w, int h,int	leftPad, int format, char *pImage);
-static RegionPtr xxCopyPlane(DrawablePtr pSrc,
-			     DrawablePtr pDst, GCPtr pGC,int srcx, int srcy,
-			     int width, int height, int	dstx, int dsty,
-			     unsigned long bitPlane);
-static void xxPolyPoint(DrawablePtr pDraw, GCPtr pGC, int mode, int npt,
-			xPoint *pptInit);
-static void xxPolylines(DrawablePtr pDraw, GCPtr pGC, int mode,
-			int npt, DDXPointPtr pptInit);
-static void xxPolySegment(DrawablePtr pDraw, GCPtr pGC, int nseg,
-			  xSegment *pSeg);
-static void xxPolyRectangle(DrawablePtr  pDraw, GCPtr pGC, int nRects,
-			    xRectangle  *pRects);
-static void xxPolyArc( DrawablePtr pDraw, GCPtr	pGC, int narcs, xArc *parcs);
-static void xxFillPolygon(DrawablePtr pDraw, GCPtr pGC, int shape,
-			  int mode, int count, DDXPointPtr pptInit);
-static void xxPolyFillRect(DrawablePtr pDraw, GCPtr pGC, int nRectsInit, 
-			   xRectangle *pRectsInit);
-static RegionPtr xxCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GC *pGC,
-			    int srcx, int srcy, int width, int height,
-			    int dstx, int dsty);
-static void xxPolyFillArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
-			  xArc *parcs);
-static int xxPolyText8(DrawablePtr pDraw, GCPtr	pGC, int x, int	y, int count,
-		       char *chars);
-static int xxPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
-			int count, unsigned short *chars);
-static void xxImageText8(DrawablePtr pDraw, GCPtr pGC, int x, 
-			 int y, int count, char	*chars);
-static void xxImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
-			  int count, unsigned short *chars);
-static void xxImageGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int x, int y,
-			    unsigned int nglyph, CharInfoPtr *ppci,
-			    void * pglyphBase);
-static void xxPolyGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int x, int y,
-			   unsigned int nglyph, CharInfoPtr *ppci,
-			   void * pglyphBase);
-static void xxPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDraw,
-			 int	dx, int dy, int xOrg, int yOrg);
-static void
-xxComposite (CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
-	     INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
-	     INT16 xDst, INT16 yDst, CARD16 width, CARD16 height);
-static void
-xxGlyphs (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
-	  PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist,
-	  GlyphListPtr list, GlyphPtr *glyphs);
-
-
-typedef struct _xxCmapPrivRec {
-    CARD32* cmap;
-    ColormapPtr pmap;
-    Bool dirty;
-    struct _xxCmapPrivRec *next;
-} xxCmapPrivRec, *xxCmapPrivPtr;
-
-
-typedef struct {
-    CloseScreenProcPtr		CloseScreen;
-    CreateScreenResourcesProcPtr CreateScreenResources;
-    CreateWindowProcPtr		CreateWindow;
-    CopyWindowProcPtr		CopyWindow;
-    PaintWindowProcPtr		PaintWindowBackground;
-    PaintWindowProcPtr		PaintWindowBorder;
-    WindowExposuresProcPtr	WindowExposures;
-    CreateGCProcPtr		CreateGC;
-    CreateColormapProcPtr	CreateColormap;
-    DestroyColormapProcPtr	DestroyColormap;
-    InstallColormapProcPtr	InstallColormap;
-    UninstallColormapProcPtr	UninstallColormap;
-    ListInstalledColormapsProcPtr ListInstalledColormaps;
-    StoreColorsProcPtr		StoreColors;
-#ifdef RENDER
-    CompositeProcPtr		Composite;
-    GlyphsProcPtr		Glyphs;
-#endif    
-    PixmapPtr			pPixmap;
-    char *			addr;
-    void			*pBits;
-    RegionRec			region;
-    VisualPtr			bVisual;
-    RegionRec			bRegion;
-    int				myDepth;
-    int				depth;
-    ColormapPtr			baseCmap;
-    ColormapPtr*		InstalledCmaps;
-    xxCmapPrivPtr		Cmaps;
-    int				numInstalledColormaps;
-    int				colormapDirty;
-    xxSyncFunc			sync;
-} xxScrPrivRec, *xxScrPrivPtr;
-
-#define xxGetScrPriv(s)	((xxScrPrivPtr) \
-				 (xxScrPrivateIndex != -1) \
-                          ? (s)->devPrivates[xxScrPrivateIndex].ptr\
-				: NULL)
-#define xxScrPriv(s)     xxScrPrivPtr pScrPriv = xxGetScrPriv(s)
-
-#define xxGetCmapPriv(s) ((xxCmapPrivPtr) \
-                          (s)->devPrivates[xxColormapPrivateIndex].ptr)
-#define xxCmapPriv(s)    xxCmapPrivPtr pCmapPriv = xxGetCmapPriv(s);
-
-typedef struct _xxGCPriv {
-    GCOps   *ops;
-    GCFuncs *funcs;
-} xxGCPrivRec, *xxGCPrivPtr;
-
-#define xxGetGCPriv(pGC) ((xxGCPrivPtr) \
-				      (pGC)->devPrivates[xxGCPrivateIndex].ptr)
-#define xxGCPriv(pGC)   xxGCPrivPtr  pGCPriv = xxGetGCPriv(pGC)
-
-int xxScrPrivateIndex = -1;
-int xxGCPrivateIndex;
-int xxColormapPrivateIndex = -1;
-int xxGeneration;
-
-
-#define wrap(priv,real,mem,func) {\
-    priv->mem = real->mem; \
-    real->mem = func; \
-}
-
-#define unwrap(priv,real,mem) {\
-    real->mem = priv->mem; \
-}
-
-#define MARK_DIRTY (1 << 31)
-
-#define MAX_NUM_XX_INSTALLED_CMAPS 255
-/* #define DEBUG  */
-#ifdef DEBUG
-# define DBG ErrorF
-# define DBG_ARGS(x) ErrorF x
-# define PRINT_RECTS(rec) {\
-       int i;\
-       BoxPtr box;\
-       ErrorF("RECTS: %i\n",RegionNumRects(&rec));\
-       if (RegionNumRects(&rec) > 1)  { \
-          for (i = 0; i < RegionNumRects(&rec); i++ ) {\
-             box = RegionBox(&rec,i);\
-	     ErrorF("x1: %hi x2: %hi y1: %hi y2: %hi\n", \
-             box->x1,box->x2,box->y1,box->y2);\
-          }\
-       } else { \
-             box = &(rec.extents); \
-	     ErrorF("x1: %hi x2: %hi y1: %hi y2: %hi\n", \
-             box->x1,box->x2,box->y1,box->y2);\
-       } \
-}
-#else
-# define DBG(x)
-# define DBG_ARGS(x)
-# define PRINT_RECTS(rec)
-#endif
-
-#if 0
-static void xxCopyPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
-				    xxCmapPrivPtr pCmapPriv);
-static void xxUpdateFb(ScreenPtr pScreen);
-
-
-static void
-xxUpdateWindowImmediately(WindowPtr pWin)
-{
-    xxScrPriv(pWin->drawable.pScreen);
-    xxCmapPrivPtr pCmapPriv;
-    ColormapPtr pmap;
-	    
-    pmap = (ColormapPtr)LookupIDByType(wColormap(pWin),RT_COLORMAP);
-    
-    if (pmap && (pCmapPriv = xxGetCmapPriv(pmap)) != (void *)-1) {
-	xxCopyPseudocolorRegion(pWin->drawable.pScreen,
-				&pScrPriv->region, pCmapPriv);
-    }
-}
-#else
-# define xxUpdateWindowImmediately(x)
-#endif
-
-static ColormapPtr
-xxGetBaseColormap(ScreenPtr pScreen)
-{
-    xxScrPriv(pScreen);
-    DepthPtr pDepth = pScreen->allowedDepths;
-    int i,j,k;
-    ColormapPtr pDefMap
-	=  (ColormapPtr) LookupIDByType(pScreen->defColormap,RT_COLORMAP);
-    ColormapPtr cmap = NULL;
-    VisualPtr pVisual = NULL;
-	
-    for (i = 0; i < pScreen->numDepths; i++, pDepth++)
-	if (pDepth->depth == pScrPriv->depth) {
-	    for (j = 0; j < pDepth->numVids; j++) {
-		if (pDefMap->pVisual->vid == pDepth->vids[j]
-		    && pDefMap->pVisual->class == TrueColor) {
-		    cmap = pDefMap;
-		    break;
-		}
-		if (!pVisual) {
-		    for (k = 0; k < pScreen->numVisuals; k++) {
-			if (pScreen->visuals[k].class == TrueColor
-			    && pScreen->visuals[k].vid
-			    == pDepth->vids[j]) {
-			    pVisual = &pScreen->visuals[k];
-			    break;
-			}
-		    }
-		}
-	    }
-	    if (cmap)
-		break;
-	}
-	    
-    if (!cmap) {
-	CreateColormap(FakeClientID(0),pScreen,pVisual,&cmap,AllocNone,0);
-    }
-    
-    return cmap;
-}
-
-static Bool
-xxCreateScreenResources(ScreenPtr pScreen)
-{
-    PixmapPtr		pPix;
-    xxScrPriv(pScreen);
-    Bool		ret;
-    PixmapPtr		pPixmap;
-    BoxRec		box;
-    int			depth = pScrPriv->myDepth;
-    void		*pBits;
-    
-    unwrap (pScrPriv,pScreen, CreateScreenResources);
-    ret = pScreen->CreateScreenResources(pScreen);
-    wrap(pScrPriv,pScreen,CreateScreenResources,xxCreateScreenResources);
-
-    if (!ret) return FALSE;
-    
-    pScrPriv->pBits = NULL;
-    if (pScrPriv->addr)
-	pBits = pScrPriv->addr;
-    else
-	pBits = malloc(pScreen->width * pScreen->height
-		       * (BitsPerPixel(depth) >> 3));
-    if (!pBits) return FALSE;
-    
-    pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, depth);
-    if (!pPixmap) {
-	free(pBits);
-	return FALSE;
-    }
-    if (!(*pScreen->ModifyPixmapHeader)(pPixmap, pScreen->width,
-					pScreen->height, depth,
-					BitsPerPixel(depth),
-					PixmapBytePad(pScreen->width, depth),
-					pBits)) {
-	free(pBits);
-	return FALSE;
-    }
-    if (pScreen->rootDepth == pScrPriv->myDepth) {
-	pPix = (PixmapPtr)pScreen->devPrivate;    
-	if (!(*pScreen->ModifyPixmapHeader)(pPix, 0,0, pScrPriv->depth,
-					    BitsPerPixel(pScrPriv->depth),
-					    PixmapBytePad(pScreen->width,
-							  pScrPriv->depth),
-					    0)) {
-	    free(pBits);
-	    return FALSE;
-	}
-    }
-
-    pScrPriv->baseCmap = xxGetBaseColormap(pScreen);
-    
-    pScrPriv->pBits = pBits;
-    pScrPriv->pPixmap = pPixmap;
-    box.x1 = 0;
-    box.y1 = 0;
-    box.x2 = pScreen->width;
-    box.y2 = pScreen->height;
-    RegionNull(&pScrPriv->region);
-    RegionInit(&pScrPriv->bRegion, &box, 0);
-    
-    return TRUE;
-}
-
-static Bool
-xxCloseScreen (int iScreen, ScreenPtr pScreen)
-{
-    xxScrPriv(pScreen);
-    Bool		ret;
-
-    (*pScreen->DestroyPixmap)(pScrPriv->pPixmap);
-    /* We don't need to free the baseColormap as FreeClientResourcess
-       will have taken care of it. */
-    RegionUninit(&pScrPriv->region);
-    
-    unwrap (pScrPriv,pScreen, CloseScreen);
-    ret = pScreen->CloseScreen(iScreen,pScreen);
-
-    free(pScrPriv->pBits);
-    free(pScrPriv->InstalledCmaps);
-    free(pScrPriv);
-    
-    return TRUE;
-}
-
-static Bool
-xxMyVisual(ScreenPtr pScreen, VisualID vid)
-{
-    xxScrPriv(pScreen);
-    DepthPtr pDepth = pScreen->allowedDepths;
-    int i,j;
-    
-    for (i = 0; i < pScreen->numDepths; i++, pDepth++)
-	if (pDepth->depth == pScrPriv->myDepth) {
-	    for (j = 0; j < pDepth->numVids; j++) {
-		if (vid == pDepth->vids[j]) {
-		    return TRUE;
-		}
-	    }
-	}
-    return FALSE;
-}
-
-static Bool
-xxInitColormapDummy(ColormapPtr pmap, int index)
-{
-    return TRUE;
-}
-
-static Bool
-xxInitColormapPrivate(ColormapPtr pmap)
-{
-    xxScrPriv(pmap->pScreen);
-    xxCmapPrivPtr	pCmapPriv;
-    void		*cmap;
-
-    pmap->devPrivates[xxColormapPrivateIndex].ptr = (void *) -1;
-    
-    if (xxMyVisual(pmap->pScreen,pmap->pVisual->vid)) {
-	DBG("CreateColormap\n");
-	pCmapPriv = (xxCmapPrivPtr) malloc (sizeof (xxCmapPrivRec));
-	if (!pCmapPriv)
-	    return FALSE;
-	pmap->devPrivates[xxColormapPrivateIndex].ptr = (void *) pCmapPriv;
-	cmap = malloc(sizeof (CARD32) * (1 << pScrPriv->myDepth));
-	if (!cmap)
-	return FALSE;
-
-	memset(cmap,0,sizeof (CARD32) * (1 << pScrPriv->myDepth));
-	
-	pCmapPriv->cmap = cmap;
-	pCmapPriv->dirty = FALSE;
-	pCmapPriv->pmap = pmap;
-	pCmapPriv->next = pScrPriv->Cmaps;
-	pScrPriv->Cmaps = pCmapPriv;
-    }
-    return TRUE;
-}
-
-
-static Bool
-xxCreateColormap(ColormapPtr pmap)
-{
-    xxScrPriv(pmap->pScreen);
-    Bool		ret;
-    
-    if (!xxInitColormapPrivate(pmap)) return FALSE;
-    
-    unwrap(pScrPriv,pmap->pScreen, CreateColormap);
-    ret = pmap->pScreen->CreateColormap(pmap);
-    wrap(pScrPriv,pmap->pScreen,CreateColormap,xxCreateColormap);
-    
-    return ret;
-}
-
-static int
-xxCmapInstalled(ColormapPtr pmap)
-{
-    xxScrPriv(pmap->pScreen);
-    int i;
-    
-    for (i = 0; i < pScrPriv->numInstalledColormaps; i++)
-	if (pScrPriv->InstalledCmaps[i] == pmap)
-	    break;
-	if (i == pScrPriv->numInstalledColormaps) /* not installed */
-	    return -1;
-	return i;
-}
-
-static void
-xxInstalledCmapDelete(ScreenPtr pScreen, int num)
-{
-    xxScrPriv(pScreen);
-    int i;
-
-    pScrPriv->numInstalledColormaps--;
-    
-    for (i = num; i < pScrPriv->numInstalledColormaps; i++)
-	pScrPriv->InstalledCmaps[i] = pScrPriv->InstalledCmaps[i+1];
-}
-
-static void
-xxDestroyColormap(ColormapPtr pmap)
-{
-    xxScrPriv(pmap->pScreen);
-    xxCmapPriv(pmap);
-
-    if (pCmapPriv != (void *) -1) {
-	xxCmapPrivPtr tmpCmapPriv = pScrPriv->Cmaps;
-	xxCmapPrivPtr *prevCmapPriv = &pScrPriv->Cmaps;
-	int n;
-	
-	DBG("DestroyColormap\n");
-
-	if ((n = xxCmapInstalled(pmap)) != -1)
-	    xxInstalledCmapDelete(pmap->pScreen,n);
-
-	while (tmpCmapPriv) {
-	    if (tmpCmapPriv->pmap == pmap) {
-		*prevCmapPriv = tmpCmapPriv->next;
-		break;
-	    }
-	    prevCmapPriv = &tmpCmapPriv->next;
-	    tmpCmapPriv = tmpCmapPriv->next;
-	}
-	
-	free(pCmapPriv->cmap);
-	free(pCmapPriv);
-    }
-
-    unwrap(pScrPriv,pmap->pScreen, DestroyColormap);
-    pmap->pScreen->DestroyColormap(pmap);
-    wrap(pScrPriv,pmap->pScreen,DestroyColormap,xxDestroyColormap);
-}
-
-#define Shift(v,d)  ((d) < 0 ? ((v) >> (-d)) : ((v) << (d)))
-
-static int
-xxComputeCmapShift (unsigned long mask)
-{
-    int	shift;
-    unsigned long   bit;
-    
-    shift = 16;
-    bit = 0x80000000;
-    while (!(mask & bit))
-    {
-	shift--;
-	bit >>= 1;
-    }
-    return shift;
-}
-
-static void
-xxStoreColors(ColormapPtr pmap, int nColors, xColorItem *pColors)
-{
-    xxScrPriv(pmap->pScreen);
-    xxCmapPriv(pmap);
-
-    if (pCmapPriv != (void *) -1) {
-
-	xColorItem	*expanddefs;
-	int		i;
-	VisualPtr	bVisual;
-	int		rs, gs, bs;
-
-	if (nColors == 0) return;
-
-	DBG("StoreColors\n");
-	
-	expanddefs = ALLOCATE_LOCAL(sizeof(xColorItem)
-				    * (1 <<  pScrPriv->myDepth));
-	if (!expanddefs) return;
-	
-	bVisual = pScrPriv->bVisual;
-
-	DBG("StoreColors\n");
-
-	rs = xxComputeCmapShift(bVisual->redMask);
-	gs = xxComputeCmapShift(bVisual->greenMask);
-	bs = xxComputeCmapShift(bVisual->blueMask);
-	
-	if ((pmap->pVisual->class | DynamicClass) == DirectColor) {
-	    nColors = miExpandDirectColors(pmap, nColors, pColors, expanddefs);
-	    pColors = expanddefs;
-	}
-
-	for (i = 0; i < nColors; i++) {
-	    DBG_ARGS(("index: %i r 0x%x g 0x%x b 0x%x\n", pColors->pixel,
-		   pColors->red, pColors->green, pColors->blue));
-	    pCmapPriv->cmap[pColors->pixel] = MARK_DIRTY
-		| (Shift(pColors->red, rs) & bVisual->redMask)
-		| (Shift(pColors->green, gs) & bVisual->greenMask)
-		| (Shift(pColors->blue, bs)  & bVisual->blueMask);
-	    pColors++;
-	}
-
-	DEALLOCATE_LOCAL(expanddefs);
-
-	pCmapPriv->dirty = TRUE;
-	pScrPriv->colormapDirty = TRUE;
-	
-	return;
-    }
-    
-    unwrap(pScrPriv,pmap->pScreen, StoreColors);
-    pmap->pScreen->StoreColors(pmap,nColors,pColors);
-    wrap(pScrPriv,pmap->pScreen,StoreColors,xxStoreColors);
-}
-
-static void
-xxInstallColormap(ColormapPtr pmap)
-{
-    int i;
-    xxScrPriv(pmap->pScreen);
-    xxCmapPriv(pmap);
-    
-    if (pCmapPriv != (void *) -1) {
-	Pixel		*pixels;
-	xrgb		*colors;
-	int		i;
-	VisualPtr	pVisual;
-	xColorItem	*defs;
-
-	DBG("InstallColormap\n");
-
-	if (xxCmapInstalled(pmap) != -1)
-	    return;
-
-	if (!pScrPriv->numInstalledColormaps) {
-	    unwrap(pScrPriv,pmap->pScreen, InstallColormap);
-	    pmap->pScreen->InstallColormap(pScrPriv->baseCmap);
-	    wrap(pScrPriv,pmap->pScreen,InstallColormap,xxInstallColormap);
-	}
-	    
-	pixels = ALLOCATE_LOCAL(sizeof(Pixel) * (1 <<  pScrPriv->myDepth));
-	colors = ALLOCATE_LOCAL(sizeof(xrgb) * (1 <<  pScrPriv->myDepth));
-	defs = ALLOCATE_LOCAL(sizeof(xColorItem) * (1 << pScrPriv->myDepth));
-	
-	if (!pixels || !colors)
-	    return;
-
-	/* if we have more than max installed delete the oldest */
-	if (pScrPriv->numInstalledColormaps == MAX_NUM_XX_INSTALLED_CMAPS)
-	    xxInstalledCmapDelete(pmap->pScreen,0);
-	
-	pScrPriv->InstalledCmaps[pScrPriv->numInstalledColormaps] = pmap;
-	pScrPriv->numInstalledColormaps++;
-	
-	pVisual = pScrPriv->bVisual;
-	
-	for (i = 0; i < (1 <<  pScrPriv->myDepth); i++)
-	    pixels[i] = i;
-	
-	QueryColors (pmap, (1 << pScrPriv->myDepth), pixels, colors);
-
-	for (i = 0; i < (1 <<  pScrPriv->myDepth); i++) {
-	    defs[i].pixel = pixels[i];
-            defs[i].red = colors[i].red;
-            defs[i].green = colors[i].green;
-            defs[i].blue = colors[i].blue;
-            defs[i].flags =  DoRed|DoGreen|DoBlue;
-        }
-	xxStoreColors(pmap,(1 <<  pScrPriv->myDepth),defs);
-
-	DEALLOCATE_LOCAL(pixels);
-	DEALLOCATE_LOCAL(colors);
-	DEALLOCATE_LOCAL(defs);
-
-	return;
-    } 
-
-    for (i = pScrPriv->numInstalledColormaps; i ; i--)
-	WalkTree(pmap->pScreen, TellLostMap,
-		 (char *)&pScrPriv->InstalledCmaps[i-1]->mid);
-    
-    pScrPriv->numInstalledColormaps = 0;
-     
-    unwrap(pScrPriv,pmap->pScreen, InstallColormap);
-    pmap->pScreen->InstallColormap(pmap);
-    wrap(pScrPriv,pmap->pScreen,InstallColormap,xxInstallColormap);
-}
-
-static void
-xxUninstallColormap(ColormapPtr pmap)
-{
-    xxScrPriv(pmap->pScreen);
-    xxCmapPriv(pmap);
-
-    if (pCmapPriv != (void *) -1) {
-	int num;
-	
-	if ((num = xxCmapInstalled(pmap)) == -1)
-	    return;
-	
-	DBG("UninstallColormap\n");
-	xxInstalledCmapDelete(pmap->pScreen,num);
-
-	return;
-    } 
-    
-    unwrap(pScrPriv,pmap->pScreen, UninstallColormap);
-    pmap->pScreen->UninstallColormap(pmap);
-    wrap(pScrPriv,pmap->pScreen,UninstallColormap,xxUninstallColormap);
-	
-}
-
-static int
-xxListInstalledColormaps(ScreenPtr pScreen, Colormap *pCmapIds)
-{
-    int			n,i;
-    xxScrPriv(pScreen);
-
-    unwrap(pScrPriv,pScreen, ListInstalledColormaps);
-    n = pScreen->ListInstalledColormaps(pScreen, pCmapIds);
-    wrap (pScrPriv,pScreen,ListInstalledColormaps,xxListInstalledColormaps);
-
-    pCmapIds += n;
-
-    for (i = 0; i < pScrPriv->numInstalledColormaps; i++) {
-	*pCmapIds++ = pScrPriv->InstalledCmaps[i]->mid;
-	n++;
-    }
-
-    return n;
-}
-
-static Bool
-xxCreateWindow(WindowPtr pWin)
-{
-    xxScrPriv(pWin->drawable.pScreen);
-    
-    if (pWin->drawable.class != InputOutput
-	|| pScrPriv->myDepth != pWin->drawable.depth) {
-	Bool ret;
-	DBG("CreateWindow NoPseudo\n");
-	unwrap (pScrPriv, pWin->drawable.pScreen, CreateWindow);
-	ret = pWin->drawable.pScreen->CreateWindow(pWin);
-	wrap(pScrPriv, pWin->drawable.pScreen, CreateWindow, xxCreateWindow);
-
-	return ret;
-    }
-    
-    DBG("CreateWindow\n");
-
-    pWin->devPrivates[fbWinPrivateIndex].ptr = (void *) pScrPriv->pPixmap;
-    PRINT_RECTS(pScrPriv->region);
-	if (!pWin->parent) {
-	RegionEmpty(&pScrPriv->region);
-    }
-    PRINT_RECTS(pScrPriv->region);
-    
-    return TRUE;
-}
-
-static void
-xxWalkChildren(WindowPtr pWin, RegionPtr pReg, PixmapPtr pPixmap)
-{
-    
-    WindowPtr		pCurWin = pWin;
-    
-    do {
-	if (fbGetWindowPixmap(pCurWin) == pPixmap) {
-	    DBG("WalkWindow Add\n");
-	    RegionUnion(pReg,pReg,
-			 &pCurWin->borderClip);
-	} else {
-	    DBG("WalkWindow Sub\n");
-	    RegionSubtract(pReg,pReg,
-			    &pCurWin->borderClip);
-	}
-	if (pCurWin->lastChild)
-	    xxWalkChildren(pCurWin->lastChild,pReg, pPixmap);
-    } while ((pCurWin = pCurWin->prevSib));
-}
-
-static void
-xxPickMyWindows(WindowPtr pWin, RegionPtr pRgn)
-{
-    ScreenPtr		pScreen = pWin->drawable.pScreen;
-    xxScrPriv(pScreen);
-
-    if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
-	RegionUnion(pRgn,pRgn,&pWin->borderClip);
-    }
-    if (pWin->lastChild)
-	xxWalkChildren(pWin->lastChild,pRgn,pScrPriv->pPixmap);
-}
-
-static void
-xxCopyWindow(WindowPtr	pWin,
-	     DDXPointRec	ptOldOrg,
-	     RegionPtr	prgnSrc)
-{
-    ScreenPtr		pScreen = pWin->drawable.pScreen;
-    xxScrPriv(pScreen);
-    RegionRec		rgn;
-    RegionRec		rgn_new;
-    int			dx, dy;
-    PixmapPtr pPixmap = fbGetWindowPixmap(pWin);
-
-    DBG("xxCopyWindow\n");
-
-    dx = ptOldOrg.x - pWin->drawable.x;
-    dy = ptOldOrg.y - pWin->drawable.y;
-
-    RegionNull(&rgn_new);
-    RegionUnion(&rgn_new,&rgn_new,prgnSrc);
-    RegionTranslate(&rgn_new,-dx,-dy);
-
-    RegionNull(&rgn);
-    xxPickMyWindows(pWin,&rgn);
-
-    unwrap (pScrPriv, pScreen, CopyWindow);
-    pWin->devPrivates[fbWinPrivateIndex].ptr = fbGetScreenPixmap(pScreen);
-    pScreen->CopyWindow(pWin, ptOldOrg, prgnSrc);
-    pWin->devPrivates[fbWinPrivateIndex].ptr = pPixmap;
-    wrap(pScrPriv, pScreen, CopyWindow, xxCopyWindow);
-
-    RegionIntersect(&rgn,&rgn,&rgn_new);
-    if (RegionNotEmpty(&rgn)) {
-	fbCopyRegion(&pScrPriv->pPixmap->drawable,&pScrPriv->pPixmap->drawable,
-		     0,&rgn,dx,dy,fbCopyWindowProc,0,(void*)0);
-	RegionTranslate(&rgn,dx,dy);
-	RegionIntersect(&rgn_new,&pScrPriv->region,&rgn);
-	RegionSubtract(&pScrPriv->region,&pScrPriv->region,&rgn);
-	RegionTranslate(&rgn_new,-dx,-dy);
-	RegionUnion(&pScrPriv->region,&pScrPriv->region,&rgn_new);
-    }
-#if 1
-    RegionUninit(&rgn_new);
-    RegionUninit(&rgn);
-#endif
-}
-
-static void
-xxWindowExposures (WindowPtr	pWin,
-			  RegionPtr	prgn,
-			  RegionPtr	other_exposed)
-{
-    xxScrPriv(pWin->drawable.pScreen);
-
-    if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
-	DBG("WindowExposures\n");
-	PRINT_RECTS(pScrPriv->region);
-	RegionUnion(&pScrPriv->region,
-		     &pScrPriv->region,
-		     prgn);
-	PRINT_RECTS(pScrPriv->region);
-    } else {
-	DBG("WindowExposures NonPseudo\n");
-	PRINT_RECTS(pScrPriv->region);
-	RegionSubtract(&pScrPriv->region,
-		     &pScrPriv->region,
-		     prgn);
-	PRINT_RECTS(pScrPriv->region);
-    }
-    unwrap (pScrPriv, pWin->drawable.pScreen, WindowExposures);
-    pWin->drawable.pScreen->WindowExposures(pWin, prgn, other_exposed);
-    wrap(pScrPriv, pWin->drawable.pScreen, WindowExposures, xxWindowExposures);
-}
-
-static void
-xxPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what)
-{
-    xxScrPriv(pWin->drawable.pScreen);
-    RegionRec		rgni;
-
-    DBG("xxPaintWindow\n");
-
-    RegionNull(&rgni);
-#if 0
-    RegionUnion(&rgni, &rgni, &pWin->borderClip);
-    RegionIntersect(&rgni, &rgni, pRegion);
-#else
-    RegionUnion(&rgni, &rgni, pRegion);
-#endif
-    switch (what) {
-    case PW_BORDER:
-	RegionSubtract(&rgni, &rgni, &pWin->winSize);
-	if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
-	    DBG("PaintWindowBorder\n");
-	    RegionUnion(&pScrPriv->region,
-			  &pScrPriv->region, &rgni);
-	} else {
-	    DBG("PaintWindowBorder NoOverlay\n");
-	    RegionSubtract(&pScrPriv->region,
-			     &pScrPriv->region, &rgni);	
-	}
-	unwrap (pScrPriv, pWin->drawable.pScreen, PaintWindowBorder);
-	pWin->drawable.pScreen->PaintWindowBorder (pWin, pRegion, what);
-	wrap(pScrPriv, pWin->drawable.pScreen, PaintWindowBorder,
-	     xxPaintWindow);	
-	break;
-    case PW_BACKGROUND:
-	switch (pWin->backgroundState) {
-	case None:
-	    break;
-	default:
-	    RegionIntersect(&rgni,
-			      &rgni,&pWin->winSize);
-	    if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
-		DBG("PaintWindowBackground\n");
-		RegionUnion(&pScrPriv->region,
-			      &pScrPriv->region, &rgni);
-	    } else {
-		DBG("PaintWindowBackground NoOverlay\n");
-		RegionSubtract(&pScrPriv->region,
-				 &pScrPriv->region, &rgni);	
-	    }
-	    break;
-	}
-	
-	unwrap (pScrPriv, pWin->drawable.pScreen, PaintWindowBackground);
-	pWin->drawable.pScreen->PaintWindowBackground (pWin, pRegion, what);
-	wrap(pScrPriv, pWin->drawable.pScreen, PaintWindowBackground,
-	     xxPaintWindow);
-	break;
-    }
-    PRINT_RECTS(rgni);
-    PRINT_RECTS(pScrPriv->region);
-#if 1
-    RegionUninit(&rgni);
-#endif
-}
-
-static void
-xxCopyPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
-			xxCmapPrivPtr pCmapPriv)
-{
-    xxScrPriv(pScreen);
-    CARD32		mask = (1 << pScrPriv->myDepth) - 1;
-    int			num = RegionNumRects(pReg);
-    BoxPtr		pbox = RegionRects(pReg);
-    int			width, height;
-    CARD8		*src;
-    CARD16		*dst, *dst_base;
-    int			dst_stride;
-    register CARD32	*cmap = pCmapPriv->cmap;
-    register CARD8      *s;
-    register CARD16     *d;
-    int w;
-
-    dst_base = (CARD16*) ((PixmapPtr)pScreen->devPrivate)->devPrivate.ptr;
-    dst_stride = (int)((PixmapPtr)pScreen->devPrivate)->devKind
-	/ sizeof (CARD16);
-
-    while (num--) {
-	height = pbox->y2 - pbox->y1;
-	width = pbox->x2 - pbox->x1;
-	
-	src = (unsigned char *) pScrPriv->pBits
-	    + (pbox->y1 * pScreen->width) + pbox->x1;
-	dst = dst_base + (pbox->y1 * dst_stride) + pbox->x1;
-	while (height--) {
-	    w = width;
-	    s = src;
-	    d = dst;
-
-	    while(w--) {
-		*(d++) = (CARD16)*(cmap + ((*(s++)) & mask));
-	    }
-	    src += pScreen->width;
-	    dst += dst_stride;
-	}
-	pbox++;
-    }
-}
-
-static void
-xxUpdateCmapPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
-			xxCmapPrivPtr pCmapPriv)
-{
-    xxScrPriv(pScreen);
-    CARD32		mask = (1 << pScrPriv->myDepth) - 1;
-    int			num = RegionNumRects(pReg);
-    BoxPtr		pbox = RegionRects(pReg);
-    int			width, height;
-    CARD8		*src;
-    CARD16		*dst, *dst_base;
-    int			dst_stride;
-    register CARD32	val;
-    register CARD32	*cmap = pCmapPriv->cmap;
-    register CARD8      *s;
-    register CARD16     *d;
-    int w;
-
-    dst_base = (CARD16*) ((PixmapPtr)pScreen->devPrivate)->devPrivate.ptr;
-    dst_stride = (int)((PixmapPtr)pScreen->devPrivate)->devKind
-	/ sizeof (CARD16);
-
-    while (num--) {
-
-	height = pbox->y2 - pbox->y1;
-	width = pbox->x2 - pbox->x1;
-	
-	src = (unsigned char *) pScrPriv->pBits
-	    + (pbox->y1 * pScreen->width) + pbox->x1;
-	dst = dst_base + (pbox->y1 * dst_stride) + pbox->x1;
-	while (height--) {
-	    w = width;
-	    s = src;
-	    d = dst;
-	    while(w--) {
-		val = *(cmap + ((*(s++)) & mask));
-      		if (val & MARK_DIRTY) {
-		    *d = (CARD16) val;
-		}
-		d++;
-	    }
-	    src += pScreen->width;
-	    dst += dst_stride;
-	}
-	pbox++;
-    }
-}
-
-static void
-xxGetWindowRegion(WindowPtr pWin,RegionPtr winreg)
-{
-    RegionNull(winreg);
-    /* get visible part of the border ...Argh */
-    RegionSubtract(winreg,&pWin->borderSize,
-		    &pWin->winSize);
-    RegionIntersect(winreg,winreg,
-		     &pWin->borderClip);
-    /* add window interior excluding children */
-    RegionUnion(winreg,winreg,
-		 &pWin->clipList);
-}
-
-static int
-xxUpdateRegion(WindowPtr pWin, void * unused)
-{
-    ScreenPtr pScreen = pWin->drawable.pScreen;
-    xxScrPriv(pScreen);
-    ColormapPtr pmap = (void *) -1;
-    RegionRec		winreg, rgni;
-    
-    if (pScrPriv->myDepth == pWin->drawable.depth) {
-	xxCmapPrivPtr pCmapPriv = (void *)-1;
-	xxGetWindowRegion(pWin,&winreg);
-
-	if (pScrPriv->colormapDirty) {
-
-	    pmap = (ColormapPtr)LookupIDByType(wColormap(pWin),RT_COLORMAP);
-	    if (!pmap)
-		goto CONTINUE; /* return ? */
-
-	    pCmapPriv = xxGetCmapPriv(pmap);
-	    if (pCmapPriv == (void *) -1)
-		return WT_WALKCHILDREN;
-	    if (!pCmapPriv->dirty)
-		goto CONTINUE;
-
-	    RegionNull(&rgni);
-	    /* This will be taken care of when damaged regions are updated */
-	    RegionSubtract(&rgni, &winreg, &pScrPriv->region);
-	    if (RegionNotEmpty(&rgni))
-		xxUpdateCmapPseudocolorRegion(pScreen,&rgni, pCmapPriv);
-	}
-    CONTINUE:
-
-	RegionNull(&rgni);
-	RegionIntersect(&rgni, &winreg, &pScrPriv->region);
-	
-	if (RegionNotEmpty(&rgni)) {
-	    if (pmap == (void *) -1) {
-		pmap =
-		    (ColormapPtr)LookupIDByType(wColormap(pWin),RT_COLORMAP);
-		if (!pmap) /* return ? */
-		    pmap = (ColormapPtr)LookupIDByType(pScreen->defColormap,
-						       RT_COLORMAP);
-		pCmapPriv = xxGetCmapPriv(pmap);
-	    }
-	    
-	    if (pCmapPriv != (void *)-1)
-		xxCopyPseudocolorRegion(pScreen,&rgni, pCmapPriv);
-	    RegionSubtract(&pScrPriv->region, &pScrPriv->region,
-			    &rgni);
-	}
-#if 1
-	RegionUninit(&rgni);
-	RegionUninit(&winreg);
-#endif
-    }
-    return WT_WALKCHILDREN;
-}
-
-
-static void
-xxUpdateFb(ScreenPtr pScreen)
-{
-    xxScrPriv(pScreen);
-
-    DBG("Update FB\n");
-    PRINT_RECTS(pScrPriv->region);
-
-    if (pScrPriv->sync)
-	pScrPriv->sync(pScreen); /*@!@*/
-    
-    WalkTree(pScreen,xxUpdateRegion,NULL);
-#if 0
-    if (RegionNotEmpty(&pScrPriv->region)) {
-	ColormapPtr pmap = (void *) -1;
-	xxCmapPrivPtr pCmapPriv;
-	
-	pmap = (ColormapPtr)LookupIDByType(pScreen->defColormap,
-					   RT_COLORMAP);
-	pCmapPriv = xxGetCmapPriv(pmap);
-	if (pCmapPriv != (void *)-1)
-	    xxCopyPseudocolorRegion(pScreen,&pScrPriv->region, pCmapPriv);
-	RegionSubtract(&pScrPriv->region, &pScrPriv->region,
-			&pScrPriv->region);
-    }
-#endif
-    if (pScrPriv->colormapDirty) {
-	xxCmapPrivPtr pCmap = pScrPriv->Cmaps;
-
-	while (pCmap) {
-	    int j;
-
-	    if (pCmap->dirty) {
-		for (j = 0; j < (1 <<  pScrPriv->myDepth); j++) 
-		    pCmap->cmap[j] &= ~MARK_DIRTY;
-		pCmap->dirty = FALSE;
-	    }
-	    pCmap = pCmap->next;
-	}
-	pScrPriv->colormapDirty = FALSE;
-    }
-}
-
-static void
-xxBlockHandler (void *	data,
-		OSTimePtr pTimeout,
-		void * pRead)
-{
-    ScreenPtr	pScreen = (ScreenPtr) data;
-    xxScrPriv(pScreen);
-
-    if (RegionNotEmpty(&pScrPriv->region) || pScrPriv->colormapDirty)
-	xxUpdateFb (pScreen);
-}
-
-static void
-xxWakeupHandler (void * data, int i, void * LastSelectMask)
-{
-}
-
-Bool
-xxSetup(ScreenPtr pScreen, int myDepth, int baseDepth, char* addr, xxSyncFunc sync)
-{
-    xxScrPrivPtr	pScrPriv;
-    DepthPtr		pDepths;
-    ColormapPtr		pDefMap;
-    int i,j,k;
-    
-#ifdef RENDER
-    PictureScreenPtr	ps = GetPictureScreenIfSet(pScreen);
-#endif
-
-    if (xxGeneration != serverGeneration) {
-	xxScrPrivateIndex = AllocateScreenPrivateIndex ();
-	if (xxScrPrivateIndex == -1)
-	    return FALSE;
-	xxColormapPrivateIndex
-	    = AllocateColormapPrivateIndex (xxInitColormapDummy);
-	if (xxColormapPrivateIndex == -1)
-	    return FALSE;
-	xxGCPrivateIndex = AllocateGCPrivateIndex ();
-	if (xxGCPrivateIndex == -1)
-	    return FALSE;
-	xxGeneration = serverGeneration;
-    }
-
-    if (!AllocateGCPrivate (pScreen, xxGCPrivateIndex, sizeof (xxGCPrivRec)))
-	return FALSE;
-
-    pScrPriv = (xxScrPrivPtr) malloc (sizeof (xxScrPrivRec));
-    if (!pScrPriv)
-	return FALSE;
-    
-    if (baseDepth)
-	pScrPriv->depth = baseDepth;
-    else {
-	pDepths = pScreen->allowedDepths;
-        for (i = 0; i < pScreen->numDepths; i++, pDepths++)
-	    if (pDepths->depth != myDepth)
-		pScrPriv->depth = pDepths->depth;
-    }
-    if (!pScrPriv->depth)
-	return FALSE;
-    
-    pDepths = pScreen->allowedDepths;
-    for (i = 0; i < pScreen->numDepths; i++, pDepths++)
-	if (pDepths->depth == pScrPriv->depth) {
-	    for (j = 0; i < pDepths->numVids; j++) {
-		for (k = 0; k < pScreen->numVisuals; k++) {
-		    if (pScreen->visuals[k].vid
-			== pDepths[i].vids[j]
-			&& pScreen->visuals[k].class == TrueColor) {
-			pScrPriv->bVisual =  &pScreen->visuals[k];
-			goto DONE;
-		    }
-		}
-	    }
-	}
-    
- DONE:
-    if (!pScrPriv->bVisual)
-	return FALSE;
-
-    pScrPriv->myDepth = myDepth;
-    pScrPriv->numInstalledColormaps = 0;
-    pScrPriv->colormapDirty = FALSE;
-    pScrPriv->Cmaps = NULL;
-    pScrPriv->sync = sync;
-    
-    pScreen->maxInstalledCmaps += MAX_NUM_XX_INSTALLED_CMAPS;
-    pScrPriv->InstalledCmaps = calloc(MAX_NUM_XX_INSTALLED_CMAPS,
-				       sizeof(ColormapPtr));
-    if (!pScrPriv->InstalledCmaps)
-	return FALSE;
-
-    
-    if (!RegisterBlockAndWakeupHandlers (xxBlockHandler,
-					 xxWakeupHandler,
-					 (void *) pScreen))
-	return FALSE;
-
-    wrap (pScrPriv, pScreen, CloseScreen, xxCloseScreen);
-    wrap (pScrPriv, pScreen, CreateScreenResources, xxCreateScreenResources);
-    wrap (pScrPriv, pScreen, CreateWindow, xxCreateWindow);
-    wrap (pScrPriv, pScreen, CopyWindow, xxCopyWindow);
-    wrap (pScrPriv, pScreen, PaintWindowBorder, xxPaintWindow);
-    wrap (pScrPriv, pScreen, PaintWindowBackground, xxPaintWindow);
-#if 0 /* can we leave this out even with backing store enabled ? */
-    wrap (pScrPriv, pScreen, WindowExposures, xxWindowExposures);
-#endif
-    wrap (pScrPriv, pScreen, CreateGC, xxCreateGC);
-    wrap (pScrPriv, pScreen, CreateColormap, xxCreateColormap);
-    wrap (pScrPriv, pScreen, DestroyColormap, xxDestroyColormap);
-    wrap (pScrPriv, pScreen, InstallColormap, xxInstallColormap);
-    wrap (pScrPriv, pScreen, UninstallColormap, xxUninstallColormap);
-    wrap (pScrPriv, pScreen, ListInstalledColormaps, xxListInstalledColormaps);
-    wrap (pScrPriv, pScreen, StoreColors, xxStoreColors);
-#ifdef RENDER
-    if (ps) {
-	wrap (pScrPriv, ps, Glyphs, xxGlyphs);
-	wrap (pScrPriv, ps, Composite, xxComposite);
-    }
-#endif
-    pScrPriv->addr = addr;
-    pScreen->devPrivates[xxScrPrivateIndex].ptr = (void *) pScrPriv;
-
-    pDefMap = (ColormapPtr) LookupIDByType(pScreen->defColormap, RT_COLORMAP);
-    if (!xxInitColormapPrivate(pDefMap))
-	return FALSE;
-    
-    return TRUE;
-}
-
-GCFuncs xxGCFuncs = {
-    xxValidateGC, xxChangeGC, xxCopyGC, xxDestroyGC,
-    xxChangeClip, xxDestroyClip, xxCopyClip
-};
-
-GCOps xxGCOps = {
-    xxFillSpans, xxSetSpans, 
-    xxPutImage, xxCopyArea, 
-    xxCopyPlane, xxPolyPoint, 
-    xxPolylines, xxPolySegment, 
-    xxPolyRectangle, xxPolyArc, 
-    xxFillPolygon, xxPolyFillRect, 
-    xxPolyFillArc, xxPolyText8, 
-    xxPolyText16, xxImageText8, 
-    xxImageText16, xxImageGlyphBlt, 
-    xxPolyGlyphBlt, xxPushPixels,
-#ifdef NEED_LINEHELPER
-    NULL,
-#endif
-    {NULL}		/* devPrivate */
-};
-
-#define IS_VISIBLE(pDraw) (pDraw->type == DRAWABLE_WINDOW \
-	   && (fbGetWindowPixmap((WindowPtr) pDraw) == pScrPriv->pPixmap))
-
-#define TRANSLATE_BOX(box, pDraw) { \
-    box.x1 += pDraw->x; \
-    box.x2 += pDraw->x; \
-    box.y1 += pDraw->y; \
-    box.y2 += pDraw->y; \
-    }
-
-#define TRIM_BOX(box, pGC) { \
-    BoxPtr extents = &pGC->pCompositeClip->extents;\
-    if(box.x1 < extents->x1) box.x1 = extents->x1; \
-    if(box.x2 > extents->x2) box.x2 = extents->x2; \
-    if(box.y1 < extents->y1) box.y1 = extents->y1; \
-    if(box.y2 > extents->y2) box.y2 = extents->y2; \
-    }
-
-#define BOX_NOT_EMPTY(box) \
-    (((box.x2 - box.x1) > 0) && ((box.y2 - box.y1) > 0))
-
-
-#define _ADD_BOX(box,pGC) {\
-    if (BOX_NOT_EMPTY(box)) { \
-       RegionRec region; \
-       ScreenPtr pScreen = pGC->pScreen;\
-       RegionInit(&region, &box, 1); \
-       RegionIntersect(&region,&region,\
-                                 (pGC)->pCompositeClip);\
-       if (RegionNotEmpty(&region)) { \
-           xxScrPriv(pScreen);\
-	   PRINT_RECTS(pScrPriv->region);\
-           RegionUnion(&pScrPriv->region,&pScrPriv->region,&region);\
-	   PRINT_RECTS(pScrPriv->region);\
-           RegionUninit(&region);\
-       }\
-   }\
-}
-
-#define TRANSLATE_AND_ADD_BOX(box,pGC) {\
-         TRANSLATE_BOX(box,pDraw); \
-         TRIM_BOX(box,pGC); \
-         _ADD_BOX(box,pGC); \
-}
-
-#define ADD_BOX(box,pGC) { \
-        TRIM_BOX(box,pGC); \
-        _ADD_BOX(box,pGC); \
-}
-
-#define XX_GC_FUNC_PROLOGUE(pGC) \
-    xxGCPriv(pGC); \
-    unwrap(pGCPriv, pGC, funcs); \
-    if (pGCPriv->ops) unwrap(pGCPriv, pGC, ops)
-
-#define XX_GC_FUNC_EPILOGUE(pGC) \
-    wrap(pGCPriv, pGC, funcs, &xxGCFuncs);  \
-    if (pGCPriv->ops) wrap(pGCPriv, pGC, ops, &xxGCOps)
-
-static Bool
-xxCreateGC(GCPtr pGC)
-{
-    ScreenPtr		pScreen = pGC->pScreen;
-    xxScrPriv(pScreen);
-    xxGCPriv(pGC);
-    Bool ret;
-
-    unwrap (pScrPriv, pScreen, CreateGC);
-    if((ret = (*pScreen->CreateGC) (pGC))) {
-	pGCPriv->ops = NULL;
-	pGCPriv->funcs = pGC->funcs;
-	pGC->funcs = &xxGCFuncs;
-    }
-    wrap (pScrPriv, pScreen, CreateGC, xxCreateGC);
-
-    return ret;
-}
-
-static void
-xxValidateGC(
-   GCPtr         pGC,
-   unsigned long changes,
-   DrawablePtr   pDraw 
-){
-    XX_GC_FUNC_PROLOGUE (pGC);
-    (*pGC->funcs->ValidateGC)(pGC, changes, pDraw);
-    if(pDraw->type == DRAWABLE_WINDOW)
-	pGCPriv->ops = pGC->ops;  /* just so it's not NULL */
-    else 
-	pGCPriv->ops = NULL;
-    XX_GC_FUNC_EPILOGUE (pGC);
-}
-
-static void
-xxDestroyGC(GCPtr pGC)
-{
-    XX_GC_FUNC_PROLOGUE (pGC);
-    (*pGC->funcs->DestroyGC)(pGC);
-    XX_GC_FUNC_EPILOGUE (pGC);
-}
-
-static void
-xxChangeGC (
-    GCPtr	    pGC,
-    unsigned long   mask
-){
-    XX_GC_FUNC_PROLOGUE (pGC);
-    (*pGC->funcs->ChangeGC) (pGC, mask);
-    XX_GC_FUNC_EPILOGUE (pGC);
-}
-
-static void
-xxCopyGC (
-    GCPtr	    pGCSrc, 
-    unsigned long   mask,
-    GCPtr	    pGCDst
-){
-    XX_GC_FUNC_PROLOGUE (pGCDst);
-    (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst);
-    XX_GC_FUNC_EPILOGUE (pGCDst);
-}
-
-static void
-xxChangeClip (
-    GCPtr   pGC,
-    int		type,
-    void *	pvalue,
-    int		nrects 
-){
-    XX_GC_FUNC_PROLOGUE (pGC);
-    (*pGC->funcs->ChangeClip) (pGC, type, pvalue, nrects);
-    XX_GC_FUNC_EPILOGUE (pGC);
-}
-
-static void
-xxCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
-{
-    XX_GC_FUNC_PROLOGUE (pgcDst);
-    (* pgcDst->funcs->CopyClip)(pgcDst, pgcSrc);
-    XX_GC_FUNC_EPILOGUE (pgcDst);
-}
-
-static void
-xxDestroyClip(GCPtr pGC)
-{
-    XX_GC_FUNC_PROLOGUE (pGC);
-    (* pGC->funcs->DestroyClip)(pGC);
-    XX_GC_FUNC_EPILOGUE (pGC);
-}
-
-#define XX_GC_OP_PROLOGUE(pGC,pDraw) \
-    xxScrPriv(pDraw->pScreen); \
-    xxGCPriv(pGC);  \
-    GCFuncs *oldFuncs = pGC->funcs; \
-    unwrap(pGCPriv, pGC, funcs);  \
-    unwrap(pGCPriv, pGC, ops); \
-	
-#define XX_GC_OP_EPILOGUE(pGC,pDraw) \
-    wrap(pGCPriv, pGC, funcs, oldFuncs); \
-    wrap(pGCPriv, pGC, ops, &xxGCOps)
-
-static void
-xxFillSpans(
-    DrawablePtr pDraw,
-    GC		*pGC,
-    int		nInit,	
-    DDXPointPtr pptInit,	
-    int 	*pwidthInit,		
-    int 	fSorted 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);    
-
-    if(IS_VISIBLE(pDraw) && nInit) {
-	DDXPointPtr ppt = pptInit;
-	int *pwidth = pwidthInit;
-	int i = nInit;
-	BoxRec box;
-
-	DBG("FillSpans\n");
-	box.x1 = ppt->x;
-	box.x2 = box.x1 + *pwidth;
-	box.y2 = box.y1 = ppt->y;
-
-	while(--i) {
-	   ppt++;
-	   pwidthInit++;
-	   if(box.x1 > ppt->x) box.x1 = ppt->x;
-	   if(box.x2 < (ppt->x + *pwidth)) 
-		box.x2 = ppt->x + *pwidth;
-	   if(box.y1 > ppt->y) box.y1 = ppt->y;
-	   else if(box.y2 < ppt->y) box.y2 = ppt->y;
-	}
-
-	box.y2++;
-
-	(*pGC->ops->FillSpans)(pDraw, pGC, nInit, pptInit, pwidthInit, fSorted);
-
-	
-	TRANSLATE_AND_ADD_BOX(box, pGC);
-    } else
-	(*pGC->ops->FillSpans)(pDraw, pGC, nInit, pptInit, pwidthInit, fSorted);
-
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-}
-
-static void
-xxSetSpans(
-    DrawablePtr		pDraw,
-    GCPtr		pGC,
-    char		*pcharsrc,
-    DDXPointPtr 	pptInit,
-    int			*pwidthInit,
-    int			nspans,
-    int			fSorted 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && nspans) {
-	DDXPointPtr ppt = pptInit;
-	int *pwidth = pwidthInit;
-	int i = nspans;
-	BoxRec box;
-
-	DBG("SetSpans\n");
-	box.x1 = ppt->x;
-	box.x2 = box.x1 + *pwidth;
-	box.y2 = box.y1 = ppt->y;
-
-	while(--i) {
-	   ppt++;
-	   pwidth++;
-	   if(box.x1 > ppt->x) box.x1 = ppt->x;
-	   if(box.x2 < (ppt->x + *pwidth)) 
-		box.x2 = ppt->x + *pwidth;
-	   if(box.y1 > ppt->y) box.y1 = ppt->y;
-	   else if(box.y2 < ppt->y) box.y2 = ppt->y;
-	}
-
-	box.y2++;
-
-	(*pGC->ops->SetSpans)(pDraw, pGC, pcharsrc, pptInit, 
-				pwidthInit, nspans, fSorted);
-
-	TRANSLATE_AND_ADD_BOX(box, pGC);
-    } else
-	(*pGC->ops->SetSpans)(pDraw, pGC, pcharsrc, pptInit, 
-				pwidthInit, nspans, fSorted);
-
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-}
-
-static void
-xxPutImage(
-    DrawablePtr pDraw,
-    GCPtr	pGC,
-    int		depth, 
-    int x, int y, int w, int h,
-    int		leftPad,
-    int		format,
-    char 	*pImage 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->PutImage)(pDraw, pGC, depth, x, y, w, h, 
-		leftPad, format, pImage);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-    if(IS_VISIBLE(pDraw)) {
-	BoxRec box;
-
-	DBG("PutImage\n");
-	box.x1 = x + pDraw->x;
-	box.x2 = box.x1 + w;
-	box.y1 = y + pDraw->y;
-	box.y2 = box.y1 + h;
-
-	ADD_BOX(box, pGC);
-    }
-}
-
-static RegionPtr
-xxCopyArea(
-    DrawablePtr pSrc,
-    DrawablePtr pDst,
-    GC *pGC,
-    int srcx, int srcy,
-    int width, int height,
-    int dstx, int dsty 
-){
-    RegionPtr ret;
-    XX_GC_OP_PROLOGUE(pGC, pDst);
-    DBG("xxCopyArea\n");
-    ret = (*pGC->ops->CopyArea)(pSrc, pDst,
-            pGC, srcx, srcy, width, height, dstx, dsty);
-    XX_GC_OP_EPILOGUE(pGC, pDst);
-
-    if(IS_VISIBLE(pDst)) {
-	BoxRec box;
-
-	DBG("CopyArea\n");
-	box.x1 = dstx + pDst->x;
-	box.x2 = box.x1 + width;
-	box.y1 = dsty + pDst->y;
-	box.y2 = box.y1 + height;
-
-	ADD_BOX(box, pGC);
-    }
-
-    return ret;
-}
-
-static RegionPtr
-xxCopyPlane(
-    DrawablePtr	pSrc,
-    DrawablePtr	pDst,
-    GCPtr pGC,
-    int	srcx, int srcy,
-    int	width, int height,
-    int	dstx, int dsty,
-    unsigned long bitPlane 
-){
-    RegionPtr ret;
-    XX_GC_OP_PROLOGUE(pGC, pDst);
-    ret = (*pGC->ops->CopyPlane)(pSrc, pDst,
-	       pGC, srcx, srcy, width, height, dstx, dsty, bitPlane);
-    XX_GC_OP_EPILOGUE(pGC, pDst);
-
-    if(IS_VISIBLE(pDst)) {
-	BoxRec box;
-
-	DBG("CopyPlane\n");
-	box.x1 = dstx + pDst->x;
-	box.x2 = box.x1 + width;
-	box.y1 = dsty + pDst->y;
-	box.y2 = box.y1 + height;
-
-	ADD_BOX(box, pGC);
-    }
-
-    return ret;
-}
-
-static void
-xxPolyPoint(
-    DrawablePtr pDraw,
-    GCPtr pGC,
-    int mode,
-    int npt,
-    xPoint *pptInit 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->PolyPoint)(pDraw, pGC, mode, npt, pptInit);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && npt) {
-	BoxRec box;
-
-	DBG("PolyPoint\n");
-	box.x2 = box.x1 = pptInit->x;
-	box.y2 = box.y1 = pptInit->y;
-
-	/* this could be slow if the points were spread out */
-
-	while(--npt) {
-	   pptInit++;
-	   if(box.x1 > pptInit->x) box.x1 = pptInit->x;
-	   else if(box.x2 < pptInit->x) box.x2 = pptInit->x;
-	   if(box.y1 > pptInit->y) box.y1 = pptInit->y;
-	   else if(box.y2 < pptInit->y) box.y2 = pptInit->y;
-	}
-
-	box.x2++;
-	box.y2++;
-
-	TRANSLATE_AND_ADD_BOX(box, pGC);
-    }
-}
-
-static void
-xxPolylines(
-    DrawablePtr pDraw,
-    GCPtr	pGC,
-    int		mode,		
-    int		npt,		
-    DDXPointPtr pptInit 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->Polylines)(pDraw, pGC, mode, npt, pptInit);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-
-    if(IS_VISIBLE(pDraw) && npt) {
-	BoxRec box;
-	int extra = pGC->lineWidth >> 1;
-
-	DBG("PolyLine\n");
-	box.x2 = box.x1 = pptInit->x;
-	box.y2 = box.y1 = pptInit->y;
-
-	if(npt > 1) {
-	   if(pGC->joinStyle == JoinMiter)
-		extra = 6 * pGC->lineWidth;
-	   else if(pGC->capStyle == CapProjecting)
-		extra = pGC->lineWidth;
-        }
-
-	if(mode == CoordModePrevious) {
-	   int x = box.x1;
-	   int y = box.y1;
-	   while(--npt) {
-		pptInit++;
-		x += pptInit->x;
-		y += pptInit->y;
-		if(box.x1 > x) box.x1 = x;
-		else if(box.x2 < x) box.x2 = x;
-		if(box.y1 > y) box.y1 = y;
-		else if(box.y2 < y) box.y2 = y;
-	    }
-	} else {
-	   while(--npt) {
-		pptInit++;
-		if(box.x1 > pptInit->x) box.x1 = pptInit->x;
-		else if(box.x2 < pptInit->x) box.x2 = pptInit->x;
-		if(box.y1 > pptInit->y) box.y1 = pptInit->y;
-		else if(box.y2 < pptInit->y) box.y2 = pptInit->y;
-	    }
-	}
-
-	box.x2++;
-	box.y2++;
-
-	if(extra) {
-	   box.x1 -= extra;
-	   box.x2 += extra;
-	   box.y1 -= extra;
-	   box.y2 += extra;
-        }
-
-	TRANSLATE_AND_ADD_BOX(box, pGC);
-    }
-}
-
-static void 
-xxPolySegment(
-    DrawablePtr	pDraw,
-    GCPtr	pGC,
-    int		nseg,
-    xSegment	*pSeg
-    ){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->PolySegment)(pDraw, pGC, nseg, pSeg);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && nseg) {
-	BoxRec box;
-	int extra = pGC->lineWidth;
-
-	DBG("PolySegment\n");
-        if(pGC->capStyle != CapProjecting)	
-	   extra >>= 1;
-
-	if(pSeg->x2 > pSeg->x1) {
-	    box.x1 = pSeg->x1;
-	    box.x2 = pSeg->x2;
-	} else {
-	    box.x2 = pSeg->x1;
-	    box.x1 = pSeg->x2;
-	}
-
-	if(pSeg->y2 > pSeg->y1) {
-	    box.y1 = pSeg->y1;
-	    box.y2 = pSeg->y2;
-	} else {
-	    box.y2 = pSeg->y1;
-	    box.y1 = pSeg->y2;
-	}
-
-	while(--nseg) {
-	    pSeg++;
-	    if(pSeg->x2 > pSeg->x1) {
-		if(pSeg->x1 < box.x1) box.x1 = pSeg->x1;
-		if(pSeg->x2 > box.x2) box.x2 = pSeg->x2;
-	    } else {
-		if(pSeg->x2 < box.x1) box.x1 = pSeg->x2;
-		if(pSeg->x1 > box.x2) box.x2 = pSeg->x1;
-	    }
-	    if(pSeg->y2 > pSeg->y1) {
-		if(pSeg->y1 < box.y1) box.y1 = pSeg->y1;
-		if(pSeg->y2 > box.y2) box.y2 = pSeg->y2;
-	    } else {
-		if(pSeg->y2 < box.y1) box.y1 = pSeg->y2;
-		if(pSeg->y1 > box.y2) box.y2 = pSeg->y1;
-	    }
-	}
-
-	box.x2++;
-	box.y2++;
-
-	if(extra) {
-	   box.x1 -= extra;
-	   box.x2 += extra;
-	   box.y1 -= extra;
-	   box.y2 += extra;
-        }
-	
-	TRANSLATE_AND_ADD_BOX(box, pGC);
-    }
-}
-
-static void
-xxPolyRectangle(
-    DrawablePtr  pDraw,
-    GCPtr        pGC,
-    int	         nRects,
-    xRectangle  *pRects 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->PolyRectangle)(pDraw, pGC, nRects, pRects);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && nRects) 
-    {
-	BoxRec box;
-	int offset1, offset2, offset3;
-
-	DBG("PolyRectangle\n");
-	offset2 = pGC->lineWidth;
-	if(!offset2) offset2 = 1;
-	offset1 = offset2 >> 1;
-	offset3 = offset2 - offset1;
-
-	while(nRects--) 
-	{
-	    box.x1 = pRects->x - offset1;
-	    box.y1 = pRects->y - offset1;
-	    box.x2 = box.x1 + pRects->width + offset2;
-	    box.y2 = box.y1 + offset2;		
-	    TRANSLATE_AND_ADD_BOX(box, pGC);
-	    box.x1 = pRects->x - offset1;
-	    box.y1 = pRects->y + offset3;
-	    box.x2 = box.x1 + offset2;
-	    box.y2 = box.y1 + pRects->height - offset2;		
-	    TRANSLATE_AND_ADD_BOX(box, pGC);
-	    box.x1 = pRects->x + pRects->width - offset1;
-	    box.y1 = pRects->y + offset3;
-	    box.x2 = box.x1 + offset2;
-	    box.y2 = box.y1 + pRects->height - offset2;		
-	    TRANSLATE_AND_ADD_BOX(box, pGC);
-	    box.x1 = pRects->x - offset1;
-	    box.y1 = pRects->y + pRects->height - offset1;
-	    box.x2 = box.x1 + pRects->width + offset2;
-	    box.y2 = box.y1 + offset2;		
-	    TRANSLATE_AND_ADD_BOX(box, pGC);
-
-	    pRects++;
-	}
-    }
-}
-
-static void
-xxPolyArc(
-    DrawablePtr	pDraw,
-    GCPtr	pGC,
-    int		narcs,
-    xArc	*parcs 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->PolyArc)(pDraw, pGC, narcs, parcs);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && narcs) {
-	int extra = pGC->lineWidth >> 1;
-	BoxRec box;
-
-	DBG("PolyArc\n");
-	box.x1 = parcs->x;
-	box.x2 = box.x1 + parcs->width;
-	box.y1 = parcs->y;
-	box.y2 = box.y1 + parcs->height;
-
-	/* should I break these up instead ? */
-
-	while(--narcs) {
-	   parcs++;
-	   if(box.x1 > parcs->x) box.x1 = parcs->x;
-	   if(box.x2 < (parcs->x + parcs->width))
-		box.x2 = parcs->x + parcs->width;
-	   if(box.y1 > parcs->y) box.y1 = parcs->y;
-	   if(box.y2 < (parcs->y + parcs->height))
-		box.y2 = parcs->y + parcs->height;
-        }
-
-	if(extra) {
-	   box.x1 -= extra;
-	   box.x2 += extra;
-	   box.y1 -= extra;
-	   box.y2 += extra;
-        }
-
-	box.x2++;
-	box.y2++;
-
-	TRANSLATE_AND_ADD_BOX(box, pGC);
-    }
-}
-
-static void
-xxFillPolygon(
-    DrawablePtr	pDraw,
-    GCPtr	pGC,
-    int		shape,
-    int		mode,
-    int		count,
-    DDXPointPtr	pptInit 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && (count > 2)) {
-	DDXPointPtr ppt = pptInit;
-	int i = count;
-	BoxRec box;
-
-	DBG("FillPolygon\n");
-	box.x2 = box.x1 = ppt->x;
-	box.y2 = box.y1 = ppt->y;
-
-	if(mode != CoordModeOrigin) {
-	   int x = box.x1;
-	   int y = box.y1;
-	   while(--i) {
-		ppt++;
-		x += ppt->x;
-		y += ppt->y;
-		if(box.x1 > x) box.x1 = x;
-		else if(box.x2 < x) box.x2 = x;
-		if(box.y1 > y) box.y1 = y;
-		else if(box.y2 < y) box.y2 = y;
-	    }
-	} else {
-	   while(--i) {
-		ppt++;
-		if(box.x1 > ppt->x) box.x1 = ppt->x;
-		else if(box.x2 < ppt->x) box.x2 = ppt->x;
-		if(box.y1 > ppt->y) box.y1 = ppt->y;
-		else if(box.y2 < ppt->y) box.y2 = ppt->y;
-	    }
-	}
-
-	box.x2++;
-	box.y2++;
-
-	(*pGC->ops->FillPolygon)(pDraw, pGC, shape, mode, count, pptInit);
-
-	TRANSLATE_AND_ADD_BOX(box, pGC);
-    } else
-	(*pGC->ops->FillPolygon)(pDraw, pGC, shape, mode, count, pptInit);
-
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-}
-
-static void 
-xxPolyFillRect(
-    DrawablePtr	pDraw,
-    GCPtr	pGC,
-    int		nRectsInit, 
-    xRectangle	*pRectsInit 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && nRectsInit) {
-	BoxRec box;
-	xRectangle *pRects = pRectsInit;
-	int nRects = nRectsInit;
-
-	DBG("PolyFillRect\n");
-	box.x1 = pRects->x;
-	box.x2 = box.x1 + pRects->width;
-	box.y1 = pRects->y;
-	box.y2 = box.y1 + pRects->height;
-
-	while(--nRects) {
-	    pRects++;
-	    if(box.x1 > pRects->x) box.x1 = pRects->x;
-	    if(box.x2 < (pRects->x + pRects->width))
-		box.x2 = pRects->x + pRects->width;
-	    if(box.y1 > pRects->y) box.y1 = pRects->y;
-	    if(box.y2 < (pRects->y + pRects->height))
-		box.y2 = pRects->y + pRects->height;
-	}
-
-	/* cfb messes with the pRectsInit so we have to do our
-	   calculations first */
-
-	(*pGC->ops->PolyFillRect)(pDraw, pGC, nRectsInit, pRectsInit);
-
-	TRANSLATE_AND_ADD_BOX(box, pGC);
-    } else
-	(*pGC->ops->PolyFillRect)(pDraw, pGC, nRectsInit, pRectsInit);
-
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-}
-
-static void
-xxPolyFillArc(
-    DrawablePtr	pDraw,
-    GCPtr	pGC,
-    int		narcs,
-    xArc	*parcs 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->PolyFillArc)(pDraw, pGC, narcs, parcs);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && narcs) {
-	BoxRec box;
-
-	DBG("PolyFillArc\n");
-	box.x1 = parcs->x;
-	box.x2 = box.x1 + parcs->width;
-	box.y1 = parcs->y;
-	box.y2 = box.y1 + parcs->height;
-
-	/* should I break these up instead ? */
-
-	while(--narcs) {
-	   parcs++;
-	   if(box.x1 > parcs->x) box.x1 = parcs->x;
-	   if(box.x2 < (parcs->x + parcs->width))
-		box.x2 = parcs->x + parcs->width;
-	   if(box.y1 > parcs->y) box.y1 = parcs->y;
-	   if(box.y2 < (parcs->y + parcs->height))
-		box.y2 = parcs->y + parcs->height;
-        }
-
-	TRANSLATE_AND_ADD_BOX(box, pGC);
-    }
-}
-
-static int
-xxPolyText8(
-    DrawablePtr pDraw,
-    GCPtr	pGC,
-    int		x, 
-    int 	y,
-    int 	count,
-    char	*chars 
-){
-    int width;
-
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    width = (*pGC->ops->PolyText8)(pDraw, pGC, x, y, count, chars);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    width -= x;
-
-    if(IS_VISIBLE(pDraw) && (width > 0)) {
-	BoxRec box;
-
-	DBG("PolyText8\n");
-	/* ugh */
-	box.x1 = pDraw->x + x + FONTMINBOUNDS(pGC->font, leftSideBearing);
-	box.x2 = pDraw->x + x + FONTMAXBOUNDS(pGC->font, rightSideBearing);
-
-	if(count > 1) {
-	   if(width > 0) box.x2 += width;
-	   else box.x1 += width;
-	}
-
-	box.y1 = pDraw->y + y - FONTMAXBOUNDS(pGC->font, ascent);
-	box.y2 = pDraw->y + y + FONTMAXBOUNDS(pGC->font, descent);
-
-	ADD_BOX(box,  pGC);
-    }
-
-    return (width + x);
-}
-
-static int
-xxPolyText16(
-    DrawablePtr pDraw,
-    GCPtr	pGC,
-    int		x,
-    int		y,
-    int 	count,
-    unsigned short *chars 
-){
-    int width;
-
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    width = (*pGC->ops->PolyText16)(pDraw, pGC, x, y, count, chars);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    width -= x;
-
-    if(IS_VISIBLE(pDraw) && (width > 0)) {
-	BoxRec box;
-
-	DBG("PolyText16\n");
-	/* ugh */
-	box.x1 = pDraw->x + x + FONTMINBOUNDS(pGC->font, leftSideBearing);
-	box.x2 = pDraw->x + x + FONTMAXBOUNDS(pGC->font, rightSideBearing);
-
-	if(count > 1) {
-	   if(width > 0) box.x2 += width;
-	   else box.x1 += width;
-	}
-
-	box.y1 = pDraw->y + y - FONTMAXBOUNDS(pGC->font, ascent);
-	box.y2 = pDraw->y + y + FONTMAXBOUNDS(pGC->font, descent);
-
-	ADD_BOX(box, pGC);
-    }
-
-    return (width + x);
-}
-
-static void
-xxImageText8(
-    DrawablePtr pDraw,
-    GCPtr	pGC,
-    int		x, 
-    int		y,
-    int 	count,
-    char	*chars 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->ImageText8)(pDraw, pGC, x, y, count, chars);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && count) {
-	int top, bot, Min, Max;
-	BoxRec box;
-
-	DBG("ImageText8\n");
-	top = max(FONTMAXBOUNDS(pGC->font, ascent), FONTASCENT(pGC->font));
-	bot = max(FONTMAXBOUNDS(pGC->font, descent), FONTDESCENT(pGC->font));
-
-	Min = count * FONTMINBOUNDS(pGC->font, characterWidth);
-	if(Min > 0) Min = 0;
-	Max = count * FONTMAXBOUNDS(pGC->font, characterWidth);	
-	if(Max < 0) Max = 0;
-
-	/* ugh */
-	box.x1 = pDraw->x + x + Min +
-		FONTMINBOUNDS(pGC->font, leftSideBearing);
-	box.x2 = pDraw->x + x + Max + 
-		FONTMAXBOUNDS(pGC->font, rightSideBearing);
-
-	box.y1 = pDraw->y + y - top;
-	box.y2 = pDraw->y + y + bot;
-
-	ADD_BOX(box, pGC);
-    }
-}
-
-static void
-xxImageText16(
-    DrawablePtr pDraw,
-    GCPtr	pGC,
-    int		x,
-    int		y,
-    int 	count,
-    unsigned short *chars 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->ImageText16)(pDraw, pGC, x, y, count, chars);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && count) {
-	int top, bot, Min, Max;
-	BoxRec box;
-
-	DBG("ImageText16\n");
-	top = max(FONTMAXBOUNDS(pGC->font, ascent), FONTASCENT(pGC->font));
-	bot = max(FONTMAXBOUNDS(pGC->font, descent), FONTDESCENT(pGC->font));
-
-	Min = count * FONTMINBOUNDS(pGC->font, characterWidth);
-	if(Min > 0) Min = 0;
-	Max = count * FONTMAXBOUNDS(pGC->font, characterWidth);	
-	if(Max < 0) Max = 0;
-
-	/* ugh */
-	box.x1 = pDraw->x + x + Min +
-		FONTMINBOUNDS(pGC->font, leftSideBearing);
-	box.x2 = pDraw->x + x + Max + 
-		FONTMAXBOUNDS(pGC->font, rightSideBearing);
-
-	box.y1 = pDraw->y + y - top;
-	box.y2 = pDraw->y + y + bot;
-
-	ADD_BOX(box, pGC);
-    }
-}
-
-static void
-xxImageGlyphBlt(
-    DrawablePtr pDraw,
-    GCPtr pGC,
-    int x, int y,
-    unsigned int nglyph,
-    CharInfoPtr *ppci,
-    void * pglyphBase 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->ImageGlyphBlt)(pDraw, pGC, x, y, nglyph, 
-					ppci, pglyphBase);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && nglyph) {
-	int top, bot, width = 0;
-	BoxRec box;
-
-	DBG("ImageGlyphBlt\n");
-	top = max(FONTMAXBOUNDS(pGC->font, ascent), FONTASCENT(pGC->font));
-	bot = max(FONTMAXBOUNDS(pGC->font, descent), FONTDESCENT(pGC->font));
-
-	box.x1 = ppci[0]->metrics.leftSideBearing;
-	if(box.x1 > 0) box.x1 = 0;
-	box.x2 = ppci[nglyph - 1]->metrics.rightSideBearing - 
-		ppci[nglyph - 1]->metrics.characterWidth;
-	if(box.x2 < 0) box.x2 = 0;
-
-	box.x2 += pDraw->x + x;
-	box.x1 += pDraw->x + x;
-	   
-	while(nglyph--) {
-	    width += (*ppci)->metrics.characterWidth;
-	    ppci++;
-	}
-
-	if(width > 0) 
-	   box.x2 += width;
-	else 
-	   box.x1 += width;
-
-	box.y1 = pDraw->y + y - top;
-	box.y2 = pDraw->y + y + bot;
-
-	ADD_BOX(box, pGC);
-    }
-}
-
-static void
-xxPolyGlyphBlt(
-    DrawablePtr pDraw,
-    GCPtr pGC,
-    int x, int y,
-    unsigned int nglyph,
-    CharInfoPtr *ppci,
-    void * pglyphBase 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->PolyGlyphBlt)(pDraw, pGC, x, y, nglyph, 
-				ppci, pglyphBase);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw) && nglyph) {
-	BoxRec box;
-
-	DBG("PolyGlyphBlt\n");
-	/* ugh */
-	box.x1 = pDraw->x + x + ppci[0]->metrics.leftSideBearing;
-	box.x2 = pDraw->x + x + ppci[nglyph - 1]->metrics.rightSideBearing;
-
-	if(nglyph > 1) {
-	    int width = 0;
-
-	    while(--nglyph) { 
-		width += (*ppci)->metrics.characterWidth;
-		ppci++;
-	    }
-	
-	    if(width > 0) box.x2 += width;
-	    else box.x1 += width;
-	}
-
-	box.y1 = pDraw->y + y - FONTMAXBOUNDS(pGC->font, ascent);
-	box.y2 = pDraw->y + y + FONTMAXBOUNDS(pGC->font, descent);
-
-	ADD_BOX(box, pGC);
-    }
-}
-
-static void
-xxPushPixels(
-    GCPtr	pGC,
-    PixmapPtr	pBitMap,
-    DrawablePtr pDraw,
-    int	dx, int dy, int xOrg, int yOrg 
-){
-    XX_GC_OP_PROLOGUE(pGC, pDraw);
-    (*pGC->ops->PushPixels)(pGC, pBitMap, pDraw, dx, dy, xOrg, yOrg);
-    XX_GC_OP_EPILOGUE(pGC, pDraw);
-
-    if(IS_VISIBLE(pDraw)) {
-	BoxRec box;
-
-	DBG("PushPixels\n");
-	box.x1 = xOrg + pDraw->x;
-	box.x2 = box.x1 + dx;
-	box.y1 = yOrg + pDraw->y;
-	box.y2 = box.y1 + dy;
-
-	ADD_BOX(box, pGC);
-    }
-}
-
-
-#ifdef RENDER
-#define RENDER_MAKE_BOX(pDrawable,X,Y,W,H) { \
-    box.x1 = X + pDrawable->x; \
-    box.x2 = X + pDrawable->x + W; \
-    box.y1 = Y + pDrawable->y; \
-    box.y2 = Y + pDrawable->y + H; \
-}
-
-#define RENDER_ADD_BOX(pScreen,box) {\
-    if (BOX_NOT_EMPTY(box)) { \
-       RegionRec region; \
-       xxScrPriv(pScreen);\
-       ScreenPtr pScreen = pScreen;\
-       RegionInit(&region, &box, 1); \
-       PRINT_RECTS(pScrPriv->region);\
-       RegionUnion(&pScrPriv->region,&pScrPriv->region,&region);\
-       PRINT_RECTS(pScrPriv->region);\
-       RegionUninit(&region);\
-   }\
-}
-
-static void
-xxComposite (CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
-	     INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
-    INT16 xDst, INT16 yDst, CARD16 width, CARD16 height)
-{
-    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
-    PictureScreenPtr	ps = GetPictureScreen(pScreen);
-    xxScrPriv(pScreen);
-    BoxRec		box;
-
-    unwrap (pScrPriv, ps, Composite);
-    (*ps->Composite) (op, pSrc, pMask, pDst, xSrc, ySrc, xMask, yMask,
-		      xDst, yDst, width, height);
-    wrap (pScrPriv, ps, Composite, xxComposite);
-    if (pDst->pDrawable->type == DRAWABLE_WINDOW) {
-	RENDER_MAKE_BOX(pDst->pDrawable, xDst, yDst, width, height);
-	RENDER_ADD_BOX(pScreen,box);
-    }
-}
-
-
-static void
-xxGlyphs (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
-	  PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist,
-	  GlyphListPtr list, GlyphPtr *glyphs)
-{
-    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
-    PictureScreenPtr	ps = GetPictureScreen(pScreen);
-    xxScrPriv(pScreen);
-    int			x, y;
-    int			n;
-    GlyphPtr		glyph;
-    BoxRec		box;
-
-    unwrap (pScrPriv, ps, Glyphs);
-    (*ps->Glyphs) (op, pSrc, pDst, maskFormat, xSrc, ySrc,
-		   nlist, list, glyphs);
-    wrap (pScrPriv, ps, Glyphs, xxGlyphs);
-    if (pDst->pDrawable->type == DRAWABLE_WINDOW)
-    {
-	x = xSrc;
-	y = ySrc;
-	while (nlist--)
-	{
-	    x += list->xOff;
-	    y += list->yOff;
-	    n = list->len;
-	    while (n--)
-	    {
-		glyph = *glyphs++;
-		RENDER_MAKE_BOX(pDst->pDrawable,
-				x - glyph->info.x, y - glyph->info.y,
-				glyph->info.width, glyph->info.height);
-		RENDER_ADD_BOX(pScreen,box);
-		x += glyph->info.xOff;
-		y += glyph->info.yOff;
-	    }
-	    list++;
-	}
-    }
-}
-#endif
-
-void
-xxPrintVisuals(void)
-{
-    int k,i,j;
-    DepthPtr pDepth;
-    VisualPtr pVisual;
-
-    for (k = 0; k < screenInfo.numScreens; k++) {
-	ScreenPtr pScreen = screenInfo.screens[k];
-	
-	pDepth = pScreen->allowedDepths;
-	for (i = 0; i < pScreen->numDepths; i++, pDepth++)
-	    for (j = 0; j < pDepth->numVids; j++) {
-		ErrorF("depth: %i vid: 0x%lx\n",
-		       pDepth->depth, pDepth->vids[j]);
-	    }
-	
-	pVisual = pScreen->visuals;
-	for (i = 0; i < pScreen->numVisuals; i++, pVisual++)
-	    ErrorF("vid: 0x%x rm: 0x%lx gm: 0x%lx bm: 0x%lx\n",
-		   (unsigned int)pVisual->vid,
-		   pVisual->redMask,
-		   pVisual->greenMask,
-		   pVisual->blueMask);
-    }
-}
-
-
diff --git a/nx-X11/programs/Xserver/fb/fbpseudocolor.h b/nx-X11/programs/Xserver/fb/fbpseudocolor.h
deleted file mode 100644
index 64de71db8..000000000
--- a/nx-X11/programs/Xserver/fb/fbpseudocolor.h
+++ /dev/null
@@ -1,20 +0,0 @@
-#ifndef _FB_XX_H_
-# define  _FB_XX_H_
-
-typedef void (*xxSyncFunc)(ScreenPtr);
-extern Bool xxSetup(ScreenPtr pScreen, int myDepth,
-		    int baseDepth, char *addr, xxSyncFunc sync);
-extern void xxPrintVisuals(void);
-
-
-#endif /* _FB_XX_H_ */
-
-
-
-
-
-
-
-
-
-
diff --git a/nx-X11/programs/Xserver/fb/fbpush.c b/nx-X11/programs/Xserver/fb/fbpush.c
index 78d2e450d..5f7459c51 100644
--- a/nx-X11/programs/Xserver/fb/fbpush.c
+++ b/nx-X11/programs/Xserver/fb/fbpush.c
@@ -237,7 +237,7 @@ fbPushPixels (GCPtr	    pGC,
     FbStip	*stip;
     FbStride	stipStride;
     int		stipBpp;
-    int		stipXoff, stipYoff; /* Assumed to be zero */
+    _X_UNUSED int		stipXoff, stipYoff; /* Assumed to be zero */
 
     fbGetStipDrawable (&pBitmap->drawable, stip, stipStride, stipBpp, stipXoff, stipYoff);
 
diff --git a/nx-X11/programs/Xserver/fb/fbwindow.c b/nx-X11/programs/Xserver/fb/fbwindow.c
index b2df19f0d..707403da6 100644
--- a/nx-X11/programs/Xserver/fb/fbwindow.c
+++ b/nx-X11/programs/Xserver/fb/fbwindow.c
@@ -251,7 +251,7 @@ fbFillRegionTiled (DrawablePtr	pDrawable,
     FbBits	*tile;
     FbStride	tileStride;
     int		tileBpp;
-    int		tileXoff, tileYoff; /* XXX assumed to be zero */
+    _X_UNUSED int		tileXoff, tileYoff; /* XXX assumed to be zero */
     int		tileWidth, tileHeight;
     int		n = RegionNumRects(pRegion);
     BoxPtr	pbox = RegionRects(pRegion);
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Args.c b/nx-X11/programs/Xserver/hw/nxagent/Args.c
index 895de1ef8..0d6e4f87e 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/Args.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/Args.c
@@ -1380,7 +1380,7 @@ static void nxagentParseOptions(char *name, char *value)
       sleep_parse = UINT_MAX;
 
       fprintf(stderr, "nxagentParseOptions: Warning: value [%s] of option [%s] "
-                      "out of range, clamped to [%u].\n",
+                      "out of range, clamped to [%lu].\n",
                       validateString(value), validateString(name), sleep_parse);
     }
 
@@ -1389,7 +1389,7 @@ static void nxagentParseOptions(char *name, char *value)
       sleep_parse = 0;
 
       fprintf(stderr, "nxagentParseOptions: Warning: value [%s] of option [%s] "
-                      "out of range, clamped to [%u].\n",
+                      "out of range, clamped to [%lu].\n",
                       validateString(value), validateString(name), sleep_parse);
     }
 
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Extensions.c b/nx-X11/programs/Xserver/hw/nxagent/Extensions.c
index 494027927..4af925681 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/Extensions.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/Extensions.c
@@ -142,9 +142,9 @@ void nxagentInitRandRExtension(ScreenPtr pScreen)
   /* only fake provider support in nx-X11, so far */
   pRandRScrPriv -> provider = RRProviderCreate(pScreen, "default", 7);
   pRandRScrPriv -> rrProviderSetOutputSource = NULL;
-  pRandRScrPriv -> rrProviderSetOffloadSink;
-  pRandRScrPriv -> rrProviderGetProperty;
-  pRandRScrPriv -> rrProviderSetProperty;
+  pRandRScrPriv -> rrProviderSetOffloadSink = NULL;
+  pRandRScrPriv -> rrProviderGetProperty = NULL;
+  pRandRScrPriv -> rrProviderSetProperty = NULL;
   #endif
 
   #if RANDR_13_INTERFACE
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXshm.c b/nx-X11/programs/Xserver/hw/nxagent/NXshm.c
index 86b9e0d24..28b42d676 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/NXshm.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/NXshm.c
@@ -76,7 +76,7 @@ extern void fbPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth,
                                 char *pImage);
 
 void
-ShmExtensionInit(INITARGS)
+ShmExtensionInit(void)
 {
     ExtensionEntry *extEntry;
     int i;
diff --git a/nx-X11/programs/Xserver/include/os.h b/nx-X11/programs/Xserver/include/os.h
index aaff63811..6e629c42f 100644
--- a/nx-X11/programs/Xserver/include/os.h
+++ b/nx-X11/programs/Xserver/include/os.h
@@ -457,6 +457,13 @@ extern void AbortDDX(void);
 extern void ddxGiveUp(void);
 extern int TimeSinceLastInputEvent(void);
 
+#ifndef HAVE_STRLCPY
+extern _X_EXPORT size_t
+strlcpy(char *dst, const char *src, size_t siz);
+extern _X_EXPORT size_t
+strlcat(char *dst, const char *src, size_t siz);
+#endif
+
 /* Logging. */
 typedef enum _LogParameter {
     XLOG_FLUSH,
diff --git a/nx-X11/programs/Xserver/mi/miarc.c b/nx-X11/programs/Xserver/mi/miarc.c
index 9c3bcb7ad..fadb42bc5 100644
--- a/nx-X11/programs/Xserver/mi/miarc.c
+++ b/nx-X11/programs/Xserver/mi/miarc.c
@@ -1920,7 +1920,7 @@ miComputeArcs (
 	int		arcsJoin;
 	int		selfJoin;
 
-	int		iDash = 0, dashRemaining;
+	int		iDash = 0, dashRemaining = 0;
 	int		iDashStart = 0, dashRemainingStart = 0, iphaseStart;
 	int		startAngle, spanAngle, endAngle, backwards = 0;
 	int		prevDashAngle, dashAngle;
diff --git a/nx-X11/programs/Xserver/mi/mibstore.c b/nx-X11/programs/Xserver/mi/mibstore.c
index 5001eae6f..13415177c 100644
--- a/nx-X11/programs/Xserver/mi/mibstore.c
+++ b/nx-X11/programs/Xserver/mi/mibstore.c
@@ -2573,11 +2573,9 @@ miBSAllocate(pWin)
     WindowPtr 	  pWin;
 {
     register miBSWindowPtr  pBackingStore;
-    register ScreenPtr 	    pScreen;
 	
     if (pWin->drawable.pScreen->backingStoreSupport == NotUseful)
 	return;
-    pScreen = pWin->drawable.pScreen;
     if (!(pBackingStore = (miBSWindowPtr)pWin->backStorage))
     {
 
@@ -2674,9 +2672,6 @@ miBSFree(pWin)
     WindowPtr pWin;
 {
     miBSWindowPtr 	pBackingStore;
-    register ScreenPtr	pScreen;
-
-    pScreen = pWin->drawable.pScreen;
 
     pBackingStore = (miBSWindowPtr)pWin->backStorage;
     if (pBackingStore)
diff --git a/nx-X11/programs/Xserver/mi/miinitext.c b/nx-X11/programs/Xserver/mi/miinitext.c
index dcd91c5e0..1b947a784 100644
--- a/nx-X11/programs/Xserver/mi/miinitext.c
+++ b/nx-X11/programs/Xserver/mi/miinitext.c
@@ -151,7 +151,7 @@ extern Bool noXvExtension;
 
 #ifndef XFree86LOADER
 #define INITARGS void
-typedef void (*InitExtension)(INITARGS);
+typedef void (*InitExtension)(void);
 #else /* XFree86Loader */
 #include "loaderProcs.h"
 #endif
@@ -183,95 +183,95 @@ typedef void (*InitExtension)(INITARGS);
 
 /* FIXME: this whole block of externs should be from the appropriate headers */
 #ifdef XTESTEXT1
-extern void XTestExtension1Init(INITARGS);
+extern void XTestExtension1Init(void);
 #endif
 #ifdef SHAPE
-extern void ShapeExtensionInit(INITARGS);
+extern void ShapeExtensionInit(void);
 #endif
 #ifdef MITSHM
-extern void ShmExtensionInit(INITARGS);
+extern void ShmExtensionInit(void);
 #endif
 #ifdef PANORAMIX
-extern void PanoramiXExtensionInit(INITARGS);
+extern void PanoramiXExtensionInit(void);
 #endif
 #ifdef XINPUT
-extern void XInputExtensionInit(INITARGS);
+extern void XInputExtensionInit(void);
 #endif
 #ifdef XTEST
-extern void XTestExtensionInit(INITARGS);
+extern void XTestExtensionInit(void);
 #endif
 #ifdef BIGREQS
-extern void BigReqExtensionInit(INITARGS);
+extern void BigReqExtensionInit(void);
 #endif
 #ifdef XIDLE
-extern void XIdleExtensionInit(INITARGS);
+extern void XIdleExtensionInit(void);
 #endif
 #ifdef SCREENSAVER
-extern void ScreenSaverExtensionInit (INITARGS);
+extern void ScreenSaverExtensionInit (void);
 #endif
 #ifdef XV
-extern void XvExtensionInit(INITARGS);
-extern void XvMCExtensionInit(INITARGS);
+extern void XvExtensionInit(void);
+extern void XvMCExtensionInit(void);
 #endif
 #ifdef XSYNC
-extern void SyncExtensionInit(INITARGS);
+extern void SyncExtensionInit(void);
 #endif
 #ifdef XKB
-extern void XkbExtensionInit(INITARGS);
+extern void XkbExtensionInit(void);
 #endif
 #ifdef XCMISC
-extern void XCMiscExtensionInit(INITARGS);
+extern void XCMiscExtensionInit(void);
 #endif
 #ifdef XRECORD
-extern void RecordExtensionInit(INITARGS);
+extern void RecordExtensionInit(void);
 #endif
 #ifdef DBE
-extern void DbeExtensionInit(INITARGS);
+extern void DbeExtensionInit(void);
 #endif
 #ifdef XCSECURITY
-extern void SecurityExtensionInit(INITARGS);
+extern void SecurityExtensionInit(void);
 #endif
 #ifdef XF86BIGFONT
-extern void XFree86BigfontExtensionInit(INITARGS);
+extern void XFree86BigfontExtensionInit(void);
 #endif
 #ifdef GLXEXT
 #ifndef __DARWIN__
-extern void GlxExtensionInit(INITARGS);
+extern void GlxExtensionInit(void);
 extern void GlxWrapInitVisuals(miInitVisualsProcPtr *);
 #else
-extern void DarwinGlxExtensionInit(INITARGS);
+extern void DarwinGlxExtensionInit(void);
 extern void DarwinGlxWrapInitVisuals(miInitVisualsProcPtr *);
 #endif
 #endif
 #ifdef XF86DRI
-extern void XFree86DRIExtensionInit(INITARGS);
+extern void XFree86DRIExtensionInit(void);
 #endif
 #ifdef DPMSExtension
-extern void DPMSExtensionInit(INITARGS);
+extern void DPMSExtensionInit(void);
 #endif
 #ifdef DPSEXT
-extern void DPSExtensionInit(INITARGS);
+extern void DPSExtensionInit(void);
 #endif
 #ifdef RENDER
-extern void RenderExtensionInit(INITARGS);
+extern void RenderExtensionInit(void);
 #endif
 #ifdef RANDR
-extern void RRExtensionInit(INITARGS);
+extern void RRExtensionInit(void);
 #endif
 #ifdef RES
-extern void ResExtensionInit(INITARGS);
+extern void ResExtensionInit(void);
 #endif
 #ifdef DMXEXT
-extern void DMXExtensionInit(INITARGS);
+extern void DMXExtensionInit(void);
 #endif
 #ifdef XFIXES
-extern void XFixesExtensionInit(INITARGS);
+extern void XFixesExtensionInit(void);
 #endif
 #ifdef DAMAGE
-extern void DamageExtensionInit(INITARGS);
+extern void DamageExtensionInit(void);
 #endif
 #ifdef COMPOSITE
-extern void CompositeExtensionInit(INITARGS);
+extern void CompositeExtensionInit(void);
 #endif
 
 /* The following is only a small first step towards run-time
diff --git a/nx-X11/programs/Xserver/mi/mioverlay.c b/nx-X11/programs/Xserver/mi/mioverlay.c
index 3a85863ed..1250c2b74 100644
--- a/nx-X11/programs/Xserver/mi/mioverlay.c
+++ b/nx-X11/programs/Xserver/mi/mioverlay.c
@@ -2029,7 +2029,6 @@ HasUnderlayChildren(WindowPtr pWin)
 static Bool
 CollectUnderlayChildrenRegions(WindowPtr pWin, RegionPtr pReg)
 {
-    ScreenPtr pScreen = pWin->drawable.pScreen;
     WindowPtr pChild;
     miOverlayTreePtr pTree;
     Bool hasUnderlay;
diff --git a/nx-X11/programs/Xserver/mi/miwindow.c b/nx-X11/programs/Xserver/mi/miwindow.c
index 9e87e7095..e9e5a39ef 100644
--- a/nx-X11/programs/Xserver/mi/miwindow.c
+++ b/nx-X11/programs/Xserver/mi/miwindow.c
@@ -275,14 +275,12 @@ 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,
@@ -368,9 +366,6 @@ 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;
@@ -453,11 +448,8 @@ 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)
@@ -581,12 +573,10 @@ 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
 	 */
@@ -1186,11 +1176,8 @@ 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)
diff --git a/nx-X11/programs/Xserver/mi/mizerarc.c b/nx-X11/programs/Xserver/mi/mizerarc.c
index 4b4d724a6..f337d605e 100644
--- a/nx-X11/programs/Xserver/mi/mizerarc.c
+++ b/nx-X11/programs/Xserver/mi/mizerarc.c
@@ -720,7 +720,7 @@ miZeroPolyArc(pDraw, pGC, narcs, parcs)
     register int n, maxw = 0;
     register xArc *arc;
     register int i;
-    DDXPointPtr points, pts, oddPts;
+    DDXPointPtr points, pts, oddPts = NULL;
     register DDXPointPtr pt;
     int numPts;
     Bool dospans;
diff --git a/nx-X11/programs/Xserver/os/connection.c b/nx-X11/programs/Xserver/os/connection.c
index fd9741389..78ed47f1d 100644
--- a/nx-X11/programs/Xserver/os/connection.c
+++ b/nx-X11/programs/Xserver/os/connection.c
@@ -72,9 +72,15 @@ SOFTWARE.
 #endif
 #include <nx-X11/X.h>
 #include <nx-X11/Xproto.h>
-#define XSERV_t
-#define TRANS_SERVER
-#define TRANS_REOPEN
+#ifndef XSERV_t
+# define XSERV_t
+#endif
+#ifndef TRANS_SERVER
+# define TRANS_SERVER
+#endif
+#ifndef TRANS_REOPEN
+# define TRANS_REOPEN
+#endif
 #include <nx-X11/Xtrans/Xtrans.h>
 #include <errno.h>
 #include <signal.h>
@@ -682,7 +688,6 @@ ClientAuthorized(ClientPtr client,
     XID	 		auth_id;
     char	 	*reason = NULL;
     XtransConnInfo	trans_conn;
-    int			restore_trans_conn = 0;
 
     priv = (OsCommPtr)client->osPrivate;
     trans_conn = priv->trans_conn;
diff --git a/nx-X11/programs/Xserver/os/log.c b/nx-X11/programs/Xserver/os/log.c
index d97317819..d8640b5fd 100644
--- a/nx-X11/programs/Xserver/os/log.c
+++ b/nx-X11/programs/Xserver/os/log.c
@@ -107,6 +107,7 @@ OR PERFORMANCE OF THIS SOFTWARE.
 #include <stdlib.h>	/* for malloc() */
 #include <errno.h>
 
+#include "input.h"
 #include "site.h"
 #include "opaque.h"
 
@@ -561,15 +562,6 @@ VAuditF(const char *f, va_list args)
     prefix = AuditPrefix();
     len = vsnprintf(buf, sizeof(buf), f, args);
 
-#if 1
-    /* XXX Compressing duplicated messages is temporarily disabled to
-     * work around bugzilla 964:
-     *     https://freedesktop.org/bugzilla/show_bug.cgi?id=964
-     */
-    ErrorF("%s%s", prefix != NULL ? prefix : "", buf);
-    oldlen = -1;
-    nrepeat = 0;
-#else
     if (len == oldlen && strcmp(buf, oldbuf) == 0) {
 	/* Message already seen */
 	nrepeat++;
@@ -583,7 +575,6 @@ VAuditF(const char *f, va_list args)
 	nrepeat = 0;
 	auditTimer = TimerSet(auditTimer, 0, AUDIT_TIMEOUT, AuditFlush, NULL);
     }
-#endif
     if (prefix != NULL)
 	free(prefix);
 }
diff --git a/nx-X11/programs/Xserver/os/utils.c b/nx-X11/programs/Xserver/os/utils.c
index f5f09c320..43d92ed98 100644
--- a/nx-X11/programs/Xserver/os/utils.c
+++ b/nx-X11/programs/Xserver/os/utils.c
@@ -411,7 +411,9 @@ LockServer(void)
   if (lfd < 0)
     FatalError("Could not create lock file in %s\n", tmp);
   (void) sprintf(pid_str, "%10ld\n", (long)getpid());
-  (void) write(lfd, pid_str, 11);
+  if (write(lfd, pid_str, 11) != 11)
+    FatalError("Could not write pid to lock file in %s\n", tmp);
+
 #ifndef __UNIXOS2__
 #ifndef USE_CHMOD
   (void) fchmod(lfd, 0444);
diff --git a/nx-X11/programs/Xserver/os/xdmauth.c b/nx-X11/programs/Xserver/os/xdmauth.c
index a89c5b0c0..c2796fba1 100644
--- a/nx-X11/programs/Xserver/os/xdmauth.c
+++ b/nx-X11/programs/Xserver/os/xdmauth.c
@@ -70,9 +70,7 @@ XdmAuthenticationValidator (ARRAY8Ptr privateData, ARRAY8Ptr incomingData,
 
     XdmcpUnwrap (incomingData->data, &privateKey,
 			      incomingData->data,incomingData->length);
-    switch (packet_type)
-    {
-    case ACCEPT:
+    if (packet_type == ACCEPT) {
     	if (incomingData->length != 8)
 	    return FALSE;
     	incoming = (XdmAuthKeyPtr) incomingData->data;
@@ -88,9 +86,7 @@ XdmAuthenticationGenerator (ARRAY8Ptr privateData, ARRAY8Ptr outgoingData,
 {
     outgoingData->length = 0;
     outgoingData->data = 0;
-    switch (packet_type)
-    {
-    case REQUEST:
+    if (packet_type == REQUEST) {
 	if (XdmcpAllocARRAY8 (outgoingData, 8))
 	    XdmcpWrap (&rho, &privateKey, outgoingData->data, 8);
     }
diff --git a/nx-X11/programs/Xserver/record/recordmod.c b/nx-X11/programs/Xserver/record/recordmod.c
index 5a74f0f1a..b216d7f52 100644
--- a/nx-X11/programs/Xserver/record/recordmod.c
+++ b/nx-X11/programs/Xserver/record/recordmod.c
@@ -10,7 +10,7 @@ extern Bool noTestExtensions;
 
 static MODULESETUPPROTO(recordSetup);
 
-extern void RecordExtensionInit(INITARGS);
+extern void RecordExtensionInit(void);
 
 ExtensionModule recordExt = {
     RecordExtensionInit,
diff --git a/nx-X11/programs/Xserver/render/mipict.c b/nx-X11/programs/Xserver/render/mipict.c
index 5bd449d44..d2420ea87 100644
--- a/nx-X11/programs/Xserver/render/mipict.c
+++ b/nx-X11/programs/Xserver/render/mipict.c
@@ -129,7 +129,6 @@ miValidatePicture (PicturePtr pPicture,
 		   Mask       mask)
 {
     DrawablePtr	    pDrawable = pPicture->pDrawable;
-    ScreenPtr       pScreen = pDrawable->pScreen;
 
     if ((mask & (CPClipXOrigin|CPClipYOrigin|CPClipMask|CPSubwindowMode)) ||
 	(pDrawable->serialNumber != (pPicture->serialNumber & DRAWABLE_SERIAL_BITS)))
diff --git a/nx-X11/programs/Xserver/xfixes/region.c b/nx-X11/programs/Xserver/xfixes/region.c
index 398409e61..f0044735a 100755
--- a/nx-X11/programs/Xserver/xfixes/region.c
+++ b/nx-X11/programs/Xserver/xfixes/region.c
@@ -754,14 +754,12 @@ ProcXFixesSetPictureClipRegion (ClientPtr client)
     PicturePtr		pPicture;
     RegionPtr		pRegion;
     ScreenPtr		pScreen;
-    PictureScreenPtr	ps;
     REQUEST(xXFixesSetPictureClipRegionReq);
     
     REQUEST_SIZE_MATCH (xXFixesSetPictureClipRegionReq);
     VERIFY_PICTURE(pPicture, stuff->picture, client, SecurityWriteAccess,
 		   RenderErrBase + BadPicture);
     pScreen = pPicture->pDrawable->pScreen;
-    ps = GetPictureScreen (pScreen);
     VERIFY_REGION_OR_NONE(pRegion, stuff->region, client, SecurityReadAccess);
     
     return SetPictureClipRegion (pPicture, stuff->xOrigin, stuff->yOrigin,
diff --git a/nx-X11/programs/Xserver/xkb/xkb.c b/nx-X11/programs/Xserver/xkb/xkb.c
index 6c6e67f1e..65a4c3747 100644
--- a/nx-X11/programs/Xserver/xkb/xkb.c
+++ b/nx-X11/programs/Xserver/xkb/xkb.c
@@ -2277,7 +2277,7 @@ ProcXkbSetMap(ClientPtr client)
     XkbDescPtr		xkb;
     XkbChangesRec	change;
     XkbEventCauseRec	cause;
-    int			nTypes,nActions,error;
+    int			nTypes = 0,nActions,error;
     char *		tmp;
     CARD8	 	mapWidths[XkbMaxLegalKeyCode+1];
     CARD16	 	symsPerKey[XkbMaxLegalKeyCode+1];
@@ -6200,7 +6200,7 @@ XkbResetProc(ExtensionEntry *extEntry)
 }
 
 void
-XkbExtensionInit(INITARGS)
+XkbExtensionInit(void)
 {
     ExtensionEntry *extEntry;
 
diff --git a/nx-X11/programs/Xserver/xkb/xkb.h b/nx-X11/programs/Xserver/xkb/xkb.h
index 3a8a49541..aa2a97e18 100644
--- a/nx-X11/programs/Xserver/xkb/xkb.h
+++ b/nx-X11/programs/Xserver/xkb/xkb.h
@@ -32,6 +32,8 @@ extern int ProcXkbSetDebuggingFlags(ClientPtr client);
 extern int XkbSetRepeatRate(DeviceIntPtr dev, int timeout, int interval, int major, int minor);
 extern int XkbGetRepeatRate(DeviceIntPtr dev, int *timeout, int *interval);
 
+extern void XkbExtensionInit(void);
+
 extern Status XkbComputeGetIndicatorMapReplySize(
     XkbIndicatorPtr             indicators,
     xkbGetIndicatorMapReply     *rep);