diff -ur tigervnc-1.2.0.orig/unix/xserver/hw/vnc/vncHooks.cc tigervnc-1.2.0/unix/xserver/hw/vnc/vncHooks.cc
--- tigervnc-1.2.0.orig/unix/xserver/hw/vnc/vncHooks.cc	2012-01-23 16:54:11.000000000 +0100
+++ tigervnc-1.2.0/unix/xserver/hw/vnc/vncHooks.cc	2012-09-06 18:53:26.392282102 +0200
@@ -116,7 +116,11 @@

 // screen functions

+#if XORG < 112
 static Bool vncHooksCloseScreen(int i, ScreenPtr pScreen);
+#else
+static Bool vncHooksCloseScreen(ScreenPtr pScreen);
+#endif
 static Bool vncHooksCreateGC(GCPtr pGC);
 static void vncHooksCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
                                RegionPtr pOldRegion);
@@ -133,8 +137,13 @@
				  DeviceIntPtr pDev,
 #endif
				  ScreenPtr pScreen, CursorPtr cursor);
+#if XORG < 112
 static void vncHooksBlockHandler(int i, pointer blockData, pointer pTimeout,
                                  pointer pReadmask);
+#else
+static void vncHooksBlockHandler(ScreenPtr pScreen, pointer pTimeout,
+                                 pointer pReadmask);
+#endif
 #ifdef RENDER
 static void vncHooksComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask,
			      PicturePtr pDst, INT16 xSrc, INT16 ySrc, INT16 xMask,
@@ -335,7 +344,11 @@
 // CloseScreen - unwrap the screen functions and call the original CloseScreen
 // function

+#if XORG < 112
 static Bool vncHooksCloseScreen(int i, ScreenPtr pScreen_)
+#else
+static Bool vncHooksCloseScreen(ScreenPtr pScreen_)
+#endif
 {
   SCREEN_UNWRAP(pScreen_, CloseScreen);

@@ -366,7 +379,11 @@

   DBGPRINT((stderr,"vncHooksCloseScreen: unwrapped screen functions\n"));

+#if XORG < 112
   return (*pScreen->CloseScreen)(i, pScreen);
+#else
+  return (*pScreen->CloseScreen)(pScreen);
+#endif
 }

 // CreateGC - wrap the "GC funcs"
@@ -531,14 +548,27 @@
 // BlockHandler - ignore any changes during the block handler - it's likely
 // these are just drawing the cursor.

+#if XORG < 112
 static void vncHooksBlockHandler(int i, pointer blockData, pointer pTimeout,
                                  pointer pReadmask)
+#else
+static void vncHooksBlockHandler(ScreenPtr pScreen_, pointer pTimeout,
+                                 pointer pReadmask)
+#endif
 {
+#if XORG < 112
   SCREEN_UNWRAP(screenInfo.screens[i], BlockHandler);
+#else
+  SCREEN_UNWRAP(pScreen_, BlockHandler);
+#endif

   vncHooksScreen->desktop->ignoreHooks(true);

+#if XORG < 112
   (*pScreen->BlockHandler) (i, blockData, pTimeout, pReadmask);
+#else
+  (*pScreen->BlockHandler) (pScreen, pTimeout, pReadmask);
+#endif

   vncHooksScreen->desktop->ignoreHooks(false);

diff -ur tigervnc-1.2.0.orig/unix/xserver/hw/vnc/xf86vncModule.cc tigervnc-1.2.0/unix/xserver/hw/vnc/xf86vncModule.cc
--- tigervnc-1.2.0.orig/unix/xserver/hw/vnc/xf86vncModule.cc	2012-09-06 18:52:54.668284962 +0200
+++ tigervnc-1.2.0/unix/xserver/hw/vnc/xf86vncModule.cc	2012-09-06 18:53:26.393282091 +0200
@@ -53,8 +53,10 @@
 {
     vncExtensionInitWithParams,
     "VNC",
+#if XORG < 112
     NULL,
     NULL,
+#endif
     NULL
 };

diff -ur tigervnc-1.2.0.orig/unix/xserver/hw/vnc/xorg-version.h tigervnc-1.2.0/unix/xserver/hw/vnc/xorg-version.h
--- tigervnc-1.2.0.orig/unix/xserver/hw/vnc/xorg-version.h	2012-09-06 18:52:54.669284923 +0200
+++ tigervnc-1.2.0/unix/xserver/hw/vnc/xorg-version.h	2012-09-06 18:53:26.393282091 +0200
@@ -40,8 +40,10 @@
 #define XORG 111
 #elif XORG_VERSION_CURRENT < ((1 * 10000000) + (12 * 100000) + (99 * 1000))
 #define XORG 112
+#elif XORG_VERSION_CURRENT < ((1 * 10000000) + (13 * 100000) + (99 * 1000))
+#define XORG 113
 #else
-#error "X.Org newer than 1.10 is not supported"
+#error "X.Org newer than 1.13 is not supported"
 #endif

 #endif
diff -ur tigervnc-1.2.0.orig/unix/xserver/hw/vnc/xvnc.cc tigervnc-1.2.0/unix/xserver/hw/vnc/xvnc.cc
--- tigervnc-1.2.0.orig/unix/xserver/hw/vnc/xvnc.cc	2012-09-06 18:52:51.896283812 +0200
+++ tigervnc-1.2.0/unix/xserver/hw/vnc/xvnc.cc	2012-09-06 18:59:25.784263082 +0200
@@ -285,7 +285,11 @@
 }

 void
+#if XORG < 113
 OsVendorFatalError()
+#else
+OsVendorFatalError(const char *f, va_list args)
+#endif
 {
 }

@@ -626,14 +630,25 @@
 }
 #endif

+#if XORG < 113
 static ColormapPtr InstalledMaps[MAXSCREENS];
+#else
+static DevPrivateKeyRec cmapScrPrivateKeyRec;
+#define cmapScrPrivateKey (&cmapScrPrivateKeyRec)
+#define GetInstalledColormap(s) ((ColormapPtr) dixLookupPrivate(&(s)->devPrivates, cmapScrPrivateKey))
+#define SetInstalledColormap(s,c) (dixSetPrivate(&(s)->devPrivates, cmapScrPrivateKey, c))
+#endif

 static int
 vfbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps)
 {
     /* By the time we are processing requests, we can guarantee that there
      * is always a colormap installed */
+#if XORG < 113
     *pmaps = InstalledMaps[pScreen->myNum]->mid;
+#else
+    *pmaps = GetInstalledColormap(pScreen)->mid;
+#endif
     return (1);
 }

@@ -641,8 +656,16 @@
 static void
 vfbInstallColormap(ColormapPtr pmap)
 {
+#if XORG < 113
     int index = pmap->pScreen->myNum;
-    ColormapPtr oldpmap = InstalledMaps[index];
+#endif
+    ColormapPtr oldpmap;
+
+#if XORG < 113
+    oldpmap = InstalledMaps[index];
+#else
+    oldpmap = GetInstalledColormap(pmap->pScreen);
+#endif

     if (pmap != oldpmap)
     {
@@ -656,7 +679,11 @@
	if(oldpmap != (ColormapPtr)None)
	    WalkTree(pmap->pScreen, TellLostMap, (char *)&oldpmap->mid);
	/* Install pmap */
+#if XORG < 113
	InstalledMaps[index] = pmap;
+#else
+	SetInstalledColormap(pmap->pScreen, pmap);
+#endif
	WalkTree(pmap->pScreen, TellGainedMap, (char *)&pmap->mid);

	entries = pmap->pVisual->ColormapEntries;
@@ -692,7 +719,11 @@
 static void
 vfbUninstallColormap(ColormapPtr pmap)
 {
+#if XORG < 113
     ColormapPtr curpmap = InstalledMaps[pmap->pScreen->myNum];
+#else
+    ColormapPtr curpmap = GetInstalledColormap(pmap->pScreen);
+#endif

     if(pmap == curpmap)
     {
@@ -1153,31 +1184,66 @@
 #endif

 static Bool
+#if XORG < 113
 vfbCloseScreen(int index, ScreenPtr pScreen)
+#else
+vfbCloseScreen(ScreenPtr pScreen)
+#endif
 {
+#if XORG < 113
     vfbScreenInfoPtr pvfb = &vfbScreens[index];
+#else
+    vfbScreenInfoPtr pvfb = &vfbScreens[pScreen->myNum];
+#endif
     int i;

     pScreen->CloseScreen = pvfb->closeScreen;

     /*
      * XXX probably lots of stuff to clean.  For now,
-     * clear InstalledMaps[] so that server reset works correctly.
+     * clear installed colormaps so that server reset works correctly.
      */
+#if XORG < 113
     for (i = 0; i < MAXSCREENS; i++)
	InstalledMaps[i] = NULL;

     return pScreen->CloseScreen(index, pScreen);
+#else
+    for (i = 0; i < screenInfo.numScreens; i++)
+	SetInstalledColormap(screenInfo.screens[i], NULL);
+
+    /*
+     * fb overwrites miCloseScreen, so do this here
+     */
+    if (pScreen->devPrivate)
+        (*pScreen->DestroyPixmap) ((PixmapPtr) pScreen->devPrivate);
+    pScreen->devPrivate = NULL;
+
+    return pScreen->CloseScreen(pScreen);
+#endif
 }

 static Bool
+#if XORG < 113
 vfbScreenInit(int index, ScreenPtr pScreen, int argc, char **argv)
+#else
+vfbScreenInit(ScreenPtr pScreen, int argc, char **argv)
+#endif
 {
+#if XORG < 113
     vfbScreenInfoPtr pvfb = &vfbScreens[index];
+#else
+    vfbScreenInfoPtr pvfb = &vfbScreens[pScreen->myNum];
+#endif
     int dpi;
     int ret;
     void *pbits;

+#if XORG >= 113
+    if (!dixRegisterPrivateKey(&cmapScrPrivateKeyRec, PRIVATE_SCREEN, 0))
+	return FALSE;
+#endif
+
     /* 96 is the default used by most other systems */
     dpi = 96;
     if (monitorResolution)
@@ -1185,8 +1251,13 @@

     pbits = vfbAllocateFramebufferMemory(&pvfb->fb);
     if (!pbits) return FALSE;
+#if XORG < 113
     vncFbptr[index] = pbits;
     vncFbstride[index] = pvfb->fb.paddedWidth;
+#else
+    vncFbptr[pScreen->myNum] = pbits;
+    vncFbstride[pScreen->myNum] = pvfb->fb.paddedWidth;
+#endif

     miSetPixmapDepths();