extern void list_builtin_commands (void);
extern void display_builtin_command (const char *cmd);
extern void free_strings (char **argv);
-extern int count_strings (char * const * const argv);
-extern void print_strings (char * const * const argv);
-extern void print_table (char * const * const argv);
+extern int count_strings (char *const *argv);
+extern void print_strings (char *const *argv);
+extern void print_table (char *const *argv);
extern int launch (guestfs_h *);
extern int is_true (const char *str);
extern char **parse_string_list (const char *str);