Remove or comment out unused variables

* src/w32fns.c (x_set_mouse_color): Comment out variables cursor,
nontext_cursor, mode_cursor, hand_cursor and count.
(x_change_tool_bar_height): Remove variable old_text_height.
(deliver_wm_chars): Remove variable strip_Alt.
(Fw32_shell_execute): Remove variable document_a.
(Fw32_frame_geometry): Remove variable fullboth.
* src/w32term.c (w32_setup_relief_color): Comment out variable
w32_display_info.
(w32_horizontal_scroll_bar_handle_click): Remove variables start, end.
(w32_read_socket): Comment out variables rows, columns.
* src/w32uniscribe.c (uniscribe_check_otf_1): Remove variable rest.

3 files changed, 7 insertions, 8 deletions

diff --git a/src/w32fns.c b/src/w32fns.c
index 9b0770a99e8..97dd40ba262 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -1299,8 +1299,10 @@ x_set_background_color (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
 void
 x_set_mouse_color (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
 {
+#if 0
   Cursor cursor, nontext_cursor, mode_cursor, hand_cursor;
   int count;
+#endif
   int mask_color;
 
   if (!EQ (Qnil, arg))
@@ -1737,7 +1739,6 @@ x_change_tool_bar_height (struct frame *f, int height)
   int unit = FRAME_LINE_HEIGHT (f);
   int old_height = FRAME_TOOL_BAR_HEIGHT (f);
   int lines = (height + unit - 1) / unit;
-  int old_text_height = FRAME_TEXT_HEIGHT (f);
   Lisp_Object fullscreen;
 
   /* Make sure we redisplay all windows in this frame.  */
@@ -3004,7 +3005,7 @@ deliver_wm_chars (int do_translate, HWND hwnd, UINT msg, UINT wParam,
     {
       W32Msg wmsg;
       DWORD console_modifiers = construct_console_modifiers ();
-      int *b = buf, strip_Alt = 1, strip_ExtraMods = 1, hairy = 0;
+      int *b = buf, strip_ExtraMods = 1, hairy = 0;
       char *type_CtrlAlt = NULL;
 
       /*  XXXX In fact, there may be another case when we need to do the same:
@@ -7651,7 +7652,7 @@ a ShowWindow flag:
     }
   else
     {
-      char document_a[MAX_PATH], current_dir_a[MAX_PATH];
+      char current_dir_a[MAX_PATH];
       SHELLEXECUTEINFOA shexinfo_a;
       int codepage = codepage_for_filenames (NULL);
       int ldoc_a = pWideCharToMultiByte (codepage, 0, doc_w, -1, NULL, 0,
@@ -8010,7 +8011,6 @@ and width values are in pixels.
   int single_menu_bar_height, wrapped_menu_bar_height, menu_bar_height;
   int tool_bar_height = FRAME_TOOL_BAR_HEIGHT (f);
   int internal_border_width = FRAME_INTERNAL_BORDER_WIDTH (f);
-  bool fullboth = EQ (get_frame_param (f, Qfullscreen), Qfullboth);
 
   if (FRAME_INITIAL_P (f) || !FRAME_W32_P (f))
     return Qnil;
diff --git a/src/w32term.c b/src/w32term.c
index 82b05bffffe..9dc6b17d1ce 100644
--- a/src/w32term.c
+++ b/src/w32term.c
@@ -1596,7 +1596,9 @@ w32_setup_relief_color (struct frame *f, struct relief *relief, double factor,
   unsigned long mask = GCForeground;
   COLORREF pixel;
   COLORREF background = di->relief_background;
+#if 0
   struct w32_display_info *dpyinfo = FRAME_DISPLAY_INFO (f);
+#endif
 
   /* TODO: Free colors (if using palette)? */
 
@@ -4350,8 +4352,6 @@ w32_horizontal_scroll_bar_handle_click (struct scroll_bar *bar, W32Msg *msg,
         if (dragging)
           {
             SCROLLINFO si;
-            int start = bar->start;
-            int end = bar->end;
 
             si.cbSize = sizeof (si);
             si.fMask = SIF_POS;
@@ -5159,7 +5159,7 @@ w32_read_socket (struct terminal *terminal,
           if (f && !FRAME_ICONIFIED_P (f) && msg.msg.wParam != SIZE_MINIMIZED)
             {
               RECT rect;
-              int rows, columns, width, height, text_width, text_height;
+              int /* rows, columns, */ width, height, text_width, text_height;
 
               if (GetClientRect (msg.msg.hwnd, &rect)
                   /* GetClientRect evidently returns (0, 0, 0, 0) if
diff --git a/src/w32uniscribe.c b/src/w32uniscribe.c
index 8b3bf60b4b6..e5efec77c0f 100644
--- a/src/w32uniscribe.c
+++ b/src/w32uniscribe.c
@@ -779,7 +779,6 @@ uniscribe_check_otf_1 (HDC context, Lisp_Object script, Lisp_Object lang,
   int max_tags = ARRAYELTS (tags);
   int ntags, i, ret = 0;
   HRESULT rslt;
-  Lisp_Object rest;
 
   *retval = 0;