extern void wait_for_mouse_up(void); extern boolean check_mouse_halt(void); extern void hide_mouse_cursor(void); extern void show_mouse_cursor(void); extern void vmouse(short * M1, short * M2, short * M3, short * M4); extern void dokey(unsigned char key,keybindings * kb); void trackit(char * msg, short M2, short M3, short M4); void scan(boolean * done, keybindings * kb, boolean forcehalt); void move_y_up(void); void move_y_down(void); void move_x_left(void); void move_x_right(void); void ins_key(void); void del_key(void); extern keybindings * current_kb;