--- a/src/free-hook.c	Mon Aug 13 11:12:06 2007 +0200
+++ b/src/free-hook.c	Mon Aug 13 11:13:30 2007 +0200
@@ -85,14 +85,14 @@
 /* System function prototypes don't belong in C source files */
 /* extern void free (void *); */
 
-struct hash_table *pointer_table;
+static struct hash_table *pointer_table;
 
 extern void (*__free_hook) (void *);
 extern void *(*__malloc_hook) (size_t);
 
 static void *check_malloc (size_t);
 
-typedef void (*fun_ptr) ();
+typedef void (*fun_ptr) (void);
 
 /* free_queue is not too useful without backtrace logging */
 #define FREE_QUEUE_LIMIT 1
@@ -110,11 +110,11 @@
   unsigned long length;
 } free_queue_entry;
 
-free_queue_entry free_queue[FREE_QUEUE_LIMIT];
+static free_queue_entry free_queue[FREE_QUEUE_LIMIT];
 
-int current_free;
+static int current_free;
 
-int strict_free_check;
+static int strict_free_check;
 
 static void
 check_free (void *ptr)
@@ -131,7 +131,7 @@
 #endif
 
       EMACS_INT present = (EMACS_INT) gethash (ptr, pointer_table,
-					       (CONST void **) &size);
+					       (const void **) &size);
 
       if (!present)
 	{
@@ -257,7 +257,7 @@
   void *result = malloc (size);
 
   if (!ptr) return result;
-  present = (EMACS_INT) gethash (ptr, pointer_table, (CONST void **) &old_size);
+  present = (EMACS_INT) gethash (ptr, pointer_table, (const void **) &old_size);
   if (!present)
     {
     /* This can only happen by reallocing a pointer that didn't