Use SYMBOL_VALUE/ SET_SYMBOL_VALUE macros instead of accessing

symbols' value directly.

src/abbrev.c

 /* Primitives for word-abbrev mode.
-   Copyright (C) 1985, 1986, 1993, 1996, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1985, 1986, 1993, 1996, 1998, 2001
+   Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
@@ -128,7 +129,7 @@ which is incremented each time the abbrev is used.")
 
   sym = Fintern (name, table);
 
-  oexp = XSYMBOL (sym)->value;
+  oexp = SYMBOL_VALUE (sym);
   ohook = XSYMBOL (sym)->function;
   if (!((EQ (oexp, expansion)
 	 || (STRINGP (oexp) && STRINGP (expansion)
@@ -189,12 +190,13 @@ The default is to try buffer's mode-specific abbrev table, then global table.")
       sym = Qnil;
       if (!NILP (current_buffer->abbrev_table))
 	sym = Fintern_soft (abbrev, current_buffer->abbrev_table);
-      if (NILP (XSYMBOL (sym)->value))
+      if (NILP (SYMBOL_VALUE (sym)))
 	sym = Qnil;
       if (NILP (sym))
 	sym = Fintern_soft (abbrev, Vglobal_abbrev_table);
     }
-  if (NILP (XSYMBOL (sym)->value)) return Qnil;
+  if (NILP (SYMBOL_VALUE (sym)))
+    return Qnil;
   return sym;
 }
 
@@ -290,10 +292,10 @@ Returns the abbrev symbol, if expansion took place.")
 		    wordend - wordstart, wordend_byte - wordstart_byte);
   else
     XSETFASTINT (sym, 0);
-  if (INTEGERP (sym) || NILP (XSYMBOL (sym)->value))
+  if (INTEGERP (sym) || NILP (SYMBOL_VALUE (sym)))
     sym = oblookup (Vglobal_abbrev_table, buffer,
 		    wordend - wordstart, wordend_byte - wordstart_byte);
-  if (INTEGERP (sym) || NILP (XSYMBOL (sym)->value))
+  if (INTEGERP (sym) || NILP (SYMBOL_VALUE (sym)))
     return value;
 
   if (INTERACTIVE && !EQ (minibuf_window, selected_window))
@@ -318,7 +320,7 @@ Returns the abbrev symbol, if expansion took place.")
 
   /* If this abbrev has an expansion, delete the abbrev
      and insert the expansion.  */
-  expansion = XSYMBOL (sym)->value;
+  expansion = SYMBOL_VALUE (sym);
   if (STRINGP (expansion))
     {
       SET_PT (wordstart);
@@ -404,7 +406,7 @@ is not undone.")
       Lisp_Object val;
       int zv_before;
 
-      val = XSYMBOL (Vlast_abbrev)->value;
+      val = SYMBOL_VALUE (Vlast_abbrev);
       if (!STRINGP (val))
 	error ("value of abbrev-symbol must be a string");
       zv_before = ZV;
@@ -426,13 +428,13 @@ write_abbrev (sym, stream)
      Lisp_Object sym, stream;
 {
   Lisp_Object name;
-  if (NILP (XSYMBOL (sym)->value))
+  if (NILP (SYMBOL_VALUE (sym)))
     return;
   insert ("    (", 5);
   XSETSTRING (name, XSYMBOL (sym)->name);
   Fprin1 (name, stream);
   insert (" ", 1);
-  Fprin1 (XSYMBOL (sym)->value, stream);
+  Fprin1 (SYMBOL_VALUE (sym), stream);
   insert (" ", 1);
   Fprin1 (XSYMBOL (sym)->function, stream);
   insert (" ", 1);
@@ -446,14 +448,14 @@ describe_abbrev (sym, stream)
 {
   Lisp_Object one;
 
-  if (NILP (XSYMBOL (sym)->value))
+  if (NILP (SYMBOL_VALUE (sym)))
     return;
   one = make_number (1);
   Fprin1 (Fsymbol_name (sym), stream);
   Findent_to (make_number (15), one);
   Fprin1 (XSYMBOL (sym)->plist, stream);
   Findent_to (make_number (20), one);
-  Fprin1 (XSYMBOL (sym)->value, stream);
+  Fprin1 (SYMBOL_VALUE (sym), stream);
   if (!NILP (XSYMBOL (sym)->function))
     {
       Findent_to (make_number (45), one);

src/sunfns.c

 /* Functions for Sun Windows menus and selection buffer.
-   Copyright (C) 1987, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1987, 1999, 2001 Free Software Foundation, Inc.
 
 This file is probably totally obsolete.  In any case, the FSF is
 unwilling to support it.  We agreed to include it in our distribution
@@ -366,7 +366,7 @@ sun_item_create (Pair)
   CHECK_STRING(String, 0);
   Value = Fcdr(Pair);
   if (SYMBOLP (Value))
-    Value = XSYMBOL(Value)->value;
+    Value = SYMBOL_VALUE (Value);
   if (VECTORP (Value)) {
     submenu = sun_menu_create (Value);
     menu_item = menu_create_item

src/w16select.c

 /* 16-bit Windows Selection processing for emacs on MS-Windows
-   Copyright (C) 1996, 1997 Free Software Foundation.
+   Copyright (C) 1996, 1997, 2001 Free Software Foundation.
    
 This file is part of GNU Emacs.
 
@@ -714,8 +714,8 @@ and t is the same as `SECONDARY'.")
      into the clipboard if we run under Windows, so we cannot check
      the clipboard alone.)  */
   if ((EQ (selection, Qnil) || EQ (selection, QPRIMARY))
-      && ! NILP (XSYMBOL (Fintern_soft (build_string ("kill-ring"),
-					Qnil))->value))
+      && ! NILP (SYMBOL_VALUE (Fintern_soft (build_string ("kill-ring"),
+					     Qnil))))
     return Qt;
 
   if (EQ (selection, QCLIPBOARD))