extern int havesecstore(char *addr, char *owner);extern char *secstore;extern char *secstorefetch(char *addr, char *owner, char *passwd);extern char *authserver;extern int exportfs(int, int);extern int dialfactotum(void);extern char *getuser(void);extern void cpumain(int, char**);extern char *estrdup(char*);extern int aanclient(char*, int);