extern uschar * pdkim_encode_base64(blob *);
extern void pdkim_decode_base64(const uschar *, blob *);
-extern void pdkim_hexprint(const uschar *, int);
-extern void pdkim_quoteprint(const uschar *, int);
extern pdkim_pubkey * pdkim_parse_pubkey_record(const uschar *);
extern uschar * pdkim_relax_header_n(const uschar *, int, BOOL);
extern uschar * pdkim_relax_header(const uschar *, BOOL);