diff --git a/dlls/winex11.drv/dib.c b/dlls/winex11.drv/dib.c
index 81345a9..4b287ea 100644
--- a/dlls/winex11.drv/dib.c
+++ b/dlls/winex11.drv/dib.c
@@ -2899,7 +2899,6 @@
                                        DWORD linebytes)
 {
     DWORD x;
-    const DWORD *ptr;
     int h, width = min(srcwidth, dstwidth);
     const dib_conversions *convs = (bmpImage->byte_order == LSBFirst) ? &dib_normal : &dib_dst_byteswap;
 
@@ -2910,8 +2909,6 @@
        linebytes = -linebytes;
     }
 
-    ptr = (const DWORD *) srcbits + left;
-
     switch (bmpImage->depth)
     {
     case 24:
diff --git a/dlls/winex11.drv/dib_dst_swap.c b/dlls/winex11.drv/dib_dst_swap.c
index 66b77e6..cf0aa41 100644
--- a/dlls/winex11.drv/dib_dst_swap.c
+++ b/dlls/winex11.drv/dib_dst_swap.c
@@ -1369,9 +1369,7 @@
     const DWORD* srcpixel;
     DWORD* dstpixel;
     int x,y;
-    int oddwidth;
 
-    oddwidth=width & 3;
     width=width/4;
     for (y=0; y<height; y++) {
         srcpixel=srcbits;
@@ -1423,9 +1421,7 @@
     const DWORD* srcpixel;
     DWORD* dstpixel;
     int x,y;
-    int oddwidth;
 
-    oddwidth=width & 3;
     width=width/4;
     for (y=0; y<height; y++) {
         srcpixel=srcbits;
diff --git a/dlls/winex11.drv/event.c b/dlls/winex11.drv/event.c
index 36aa088..764e4da 100644
--- a/dlls/winex11.drv/event.c
+++ b/dlls/winex11.drv/event.c
@@ -1012,7 +1012,6 @@
     int			x, y, dummy;
     BOOL	        bAccept;
     Window		win, w_aux_root, w_aux_child;
-    HWND		hScope = hWnd;
 
     win = X11DRV_get_whole_window(hWnd);
     wine_tsx11_lock();
@@ -1041,7 +1040,6 @@
 	{
 	    x = pt.x;
 	    y = pt.y;
-	    hScope = hwndDrop;
 	    bAccept = TRUE;
 	}
 	else
diff --git a/dlls/winex11.drv/mouse.c b/dlls/winex11.drv/mouse.c
index 8e8d5f5..5ab9ea8 100644
--- a/dlls/winex11.drv/mouse.c
+++ b/dlls/winex11.drv/mouse.c
@@ -406,7 +406,7 @@
 {
     int x, xmax;
     int y, ymax;
-    int and_size, xor_size;
+    int and_size;
     unsigned char *and_bits, *and_ptr, *xor_bits, *xor_ptr;
     int and_width_bytes, xor_width_bytes;
     XcursorPixel *pixel_ptr;
@@ -422,7 +422,6 @@
     and_size = ptr->nWidth * ptr->nHeight / 8;
     and_ptr = and_bits = (unsigned char *)(ptr + 1);
 
-    xor_size = xor_width_bytes * ptr->nHeight;
     xor_ptr = xor_bits = and_ptr + and_size;
 
     image = pXcursorImageCreate( xmax, ymax );
@@ -664,7 +663,7 @@
             int     rbits, gbits, bbits, red, green, blue;
             int     rfg, gfg, bfg, rbg, gbg, bbg;
             int     rscale, gscale, bscale;
-            int     x, y, xmax, ymax, bitIndex, byteIndex, xorIndex;
+            int     x, y, xmax, ymax, byteIndex, xorIndex;
             unsigned char *theMask, *theImage, theChar;
             int     threshold, fgBits, bgBits, bitShifted;
             BYTE    pXorBits[128];   /* Up to 32x32 icons */
@@ -703,7 +702,6 @@
              */
             theImage = &theMask[ptr->nWidth/8 * ptr->nHeight];
             rfg = gfg = bfg = rbg = gbg = bbg = 0;
-            bitIndex = 0;
             byteIndex = 0;
             xorIndex = 0;
             fgBits = 0;
diff --git a/dlls/winex11.drv/opengl.c b/dlls/winex11.drv/opengl.c
index dbe66f1..f92f943 100644
--- a/dlls/winex11.drv/opengl.c
+++ b/dlls/winex11.drv/opengl.c
@@ -1047,7 +1047,6 @@
     int bestDepth = -1;
     int bestStencil = -1;
     int bestAux = -1;
-    int score;
 
     if (!has_opengl()) {
         ERR("No libGL on this box - disabling OpenGL support !\n");
@@ -1069,7 +1068,6 @@
         int alpha=0, color=0, depth=0, stencil=0, aux=0;
 
         fmt = ConvertPixelFormatWGLtoGLX(gdi_display, i+1 /* 1-based index */, FALSE /* offscreen */, &value);
-        score = 0;
 
         /* Pixel type */
         pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RENDER_TYPE, &value);
diff --git a/dlls/winex11.drv/systray.c b/dlls/winex11.drv/systray.c
index a6cf182..d2a07fc 100644
--- a/dlls/winex11.drv/systray.c
+++ b/dlls/winex11.drv/systray.c
@@ -419,12 +419,11 @@
 {
     BOOL ret = FALSE;
     struct tray_icon *icon;
-    Window owner;
 
     switch (msg)
     {
     case NIM_ADD:
-        if ((owner = get_systray_selection_owner( thread_display() ))) ret = add_icon( data );
+        if (get_systray_selection_owner( thread_display() )) ret = add_icon( data );
         break;
     case NIM_DELETE:
         if ((icon = get_icon( data->hWnd, data->uID ))) ret = delete_icon( icon );
diff --git a/dlls/winex11.drv/window.c b/dlls/winex11.drv/window.c
index f4eb82e..0b20338 100644
--- a/dlls/winex11.drv/window.c
+++ b/dlls/winex11.drv/window.c
@@ -1564,12 +1564,8 @@
 static struct x11drv_win_data *create_desktop_win_data( Display *display, HWND hwnd )
 {
     struct x11drv_win_data *data;
-    VisualID visualid;
 
     if (!(data = alloc_win_data( display, hwnd ))) return NULL;
-    wine_tsx11_lock();
-    visualid = XVisualIDFromVisual(visual);
-    wine_tsx11_unlock();
     data->whole_window = data->client_window = root_window;
     data->managed = TRUE;
     SetPropA( data->hwnd, managed_prop, (HANDLE)1 );
@@ -1926,7 +1922,7 @@
     Display *display = thread_data->display;
     struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
     DWORD new_style = GetWindowLongW( hwnd, GWL_STYLE );
-    RECT old_window_rect, old_whole_rect, old_client_rect;
+    RECT old_whole_rect, old_client_rect;
     int event_type;
 
     if (!data)
@@ -1945,7 +1941,6 @@
         SetPropA( hwnd, managed_prop, (HANDLE)1 );
     }
 
-    old_window_rect = data->window_rect;
     old_whole_rect  = data->whole_rect;
     old_client_rect = data->client_rect;
     data->window_rect = *rectWindow;
diff --git a/dlls/winex11.drv/xfont.c b/dlls/winex11.drv/xfont.c
index 8ab323d..6d8ff78 100644
--- a/dlls/winex11.drv/xfont.c
+++ b/dlls/winex11.drv/xfont.c
@@ -1366,7 +1366,6 @@
     for( fr = fontList; fr ; fr = fr->next )
     {
 	fontResource* pfr;
-	char* 	      lpch;
 
 	if( fr->fr_flags & FR_NAMESET ) continue;     /* skip already assigned */
 
@@ -1377,7 +1376,6 @@
 		    break;
 	    }
 
-	lpch = fr->lfFaceName;
 	snprintf( fr->lfFaceName, sizeof(fr->lfFaceName), "%s %s",
 					  /* prepend vendor name */
 					  (pfr==fr) ? "" : fr->resource->foundry,