extern uschar *parse_find_at(uschar *);
extern uschar *parse_fix_phrase(uschar *, int, uschar *, int);
extern uschar *parse_quote_2047(uschar *, int, uschar *, uschar *, int);
extern uschar *parse_find_at(uschar *);
extern uschar *parse_fix_phrase(uschar *, int, uschar *, int);
extern uschar *parse_quote_2047(uschar *, int, uschar *, uschar *, int);