extern void rf_add_generated(router_instance *, address_item **,
address_item *, address_item *, uschar *, header_line *,
uschar *, ugid_block *, struct passwd *);
extern void rf_add_generated(router_instance *, address_item **,
address_item *, address_item *, uschar *, header_line *,
uschar *, ugid_block *, struct passwd *);