extern void add_dependencies(void);
extern FILE * find_fp(FilePosition fp);
extern char * get_input_string(void);
extern HyperLink * make_link_window(TextNode * link_node, int type, int isSubWin);
extern HyperLink * make_paste_window(PasteNode * paste);
extern void make_special_pages(HashTable * pageHashTable);
extern int window_code(Window * w, int size);
extern int window_equal(Window * w1, Window * w2);
extern char * window_id(Window w);
extern void read_ht_db(HashTable * page_hash, HashTable * macro_hash, HashTable * patch_hash);
extern int get_filename(void);
extern int is_number(char * str);
extern void parser_error(char * str);
extern int get_where(void);
