extern uschar *auth_xtextencode(uschar *, int);
extern int auth_xtextdecode(uschar *, uschar **);
-extern void cancel_cutthrough_connection(void);
+extern void cancel_cutthrough_connection(const char *);
extern int check_host(void *, uschar *, uschar **, uschar **);
extern uschar **child_exec_exim(int, BOOL, int *, BOOL, int, ...);
extern pid_t child_open_uid(uschar **, uschar **, int, uid_t *, gid_t *,