+extern void nat_reset(natid, char *, char *, enum nat_status);
+
+/* src/lib/subs/natsub.c */
+extern int check_nat_name(char *, natid);
+extern char *prnat(struct natstr *);
+extern char *prnatid(natid);
+
+/* src/lib/common/btu.c */
+extern int grant_btus(struct natstr *, int);
+
+/* src/lib/subs/rej.c */
+extern void setrel(natid, natid, enum relations);
+extern void setcont(natid, natid, int);
+extern void setrej(natid, natid, int, enum rej_comm);