+int addplane(void);
+void append(LIST *, PLANE *);
+void check_adir(int, int, int);
+void delete(LIST *, PLANE *);
+int dir_no(int);
+void done_screen(void);
+void draw_all(void);
+void erase_all(void);
+int getAChar(void);
+int getcommand(void);
+void init_gr(void);
+void ioaddstr(int, const char *);
+void ioclrtobot(void);
+void ioclrtoeol(int);
+void ioerror(int, int, const char *);
+void iomove(int);
+int log_score(int);
+void log_score_quit(int) __dead;
+void loser(const PLANE *, const char *) __dead;
+int main(int, char *[]);
+char name(const PLANE *);
+int number(int);
+void open_score_file(void);
+void planewin(void);
+void quit(int);
+void redraw(void);
+void setup_screen(const C_SCREEN *);
+void update(int);
+int yylex(void);
+#ifndef YYEMPTY
+int yyparse(void);
+#endif
+const char *command(const PLANE *);
+PLANE *findplane(int);
+PLANE *newplane(void);