ENVELOPE *mutt_read_rfc822_header(FILE *, HEADER *, short, short);
int mutt_count_body_parts (HEADER *hdr, int flags);
+int mutt_is_message_type(BODY *);
int mutt_is_multipart_encrypted(BODY *);
int mutt_is_multipart_signed(BODY *);
int mutt_is_application_pgp(BODY *);
address_t *rfc822_parse_adrlist(address_t *, const char *s);
-ssize_t rfc822_write_address(char *, ssize_t, address_t *, int);
-ssize_t rfc822_write_address_single(char *, ssize_t, address_t *, int);
+ssize_t rfc822_addrcat(char *, ssize_t, address_t *, int);
+ssize_t rfc822_addrcpy(char *, ssize_t, address_t *, int);
ssize_t rfc822_strcpy(char *, ssize_t, const char *, const char *);
/****************************************************************************/