extern void exim_setugid(uid_t, gid_t, BOOL, uschar *);
extern int exim_tvcmp(struct timeval *, struct timeval *);
extern void exim_wait_tick(struct timeval *, int);
+extern int exp_bool(address_item *addr,
+ uschar *mtype, uschar *mname, unsigned dgb_opt, uschar *oname, BOOL bvalue,
+ uschar *svalue, BOOL *rvalue);
extern BOOL expand_check_condition(uschar *, uschar *, uschar *);
extern uschar *expand_string(uschar *);
extern uschar *expand_string_copy(uschar *);
extern int verify_check_header_names_ascii(uschar **);
extern int verify_check_host(uschar **);
extern int verify_check_notblind(void);
+extern int verify_check_given_host(uschar **, host_item *);
extern int verify_check_this_host(uschar **, unsigned int *, uschar*,
uschar *, uschar **);
extern address_item *verify_checked_sender(uschar *);