+/****************************************************************************/
+/* RFC 1524 */
+/* A User Agent Configuration Mechanism */
+/* For Multimedia Mail Format Information */
+/****************************************************************************/
+
+typedef struct rfc1524_entry {
+ char *command;
+ char *testcommand;
+ char *composecommand;
+ char *composetypecommand;
+ char *editcommand;
+ char *printcommand;
+ char *nametemplate;
+ char *convert;
+
+ unsigned needsterminal:1; /* endwin() and system */
+ unsigned copiousoutput:1; /* needs pager, basically */
+} rfc1524_entry;
+
+DO_INIT(rfc1524_entry, rfc1524_entry);
+void rfc1524_entry_wipe(rfc1524_entry *);
+
+DO_NEW(rfc1524_entry, rfc1524_entry);
+DO_DELETE(rfc1524_entry, rfc1524_entry);
+
+int rfc1524_expand_command(BODY *, const char *, const char *, char *, int);
+int rfc1524_expand_filename(char *, char *, char *, ssize_t);
+int rfc1524_mailcap_lookup(BODY *, char *, rfc1524_entry *, int);
+int rfc1524_mailcap_isneeded(BODY *);
+
+/****************************************************************************/
+/* RFC 822 */
+/* Standard for ARPA Internet Text Messages */
+/****************************************************************************/
+
+extern const char RFC822Specials[];
+
+ssize_t mutt_read_rfc822_line(FILE*, char**, ssize_t*);
+string_list_t *mutt_parse_references(char *, int);
+int mutt_check_encoding(const char *);
+int mutt_check_mime_type(const char *);
+void mutt_parse_content_type(char *, BODY *);
+BODY *mutt_read_mime_header (FILE *, int);
+void mutt_parse_part(FILE *, BODY *);
+BODY *mutt_parse_messageRFC822(FILE *, BODY *);
+BODY *mutt_parse_multipart(FILE *, const char *, off_t, int);
+string_list_t **mutt_parse_rfc822_line(ENVELOPE *, HEADER *, char *line, char *p,
+ short weed, short do_2047, string_list_t **);
+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 *);
+int mutt_is_application_smime(BODY *);
+int mutt_is_text_part(BODY *);
+time_t mutt_parse_date(const char *, HEADER *);
+
+/*** addresses ***/
+
+address_t *mutt_parse_adrlist(address_t *, const char *);
+address_t *address_dup(const address_t *addr);
+address_t *address_list_dup(const address_t *addr);
+
+void address_list_uniq(address_t *);
+void rfc822_qualify(address_t *, const char *);
+
+address_t *rfc822_parse_adrlist(address_t *, const char *s);
+
+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 *);
+
+/****************************************************************************/
+/* RFC 2047 */
+/* MIME (Multipurpose Internet Mail Extensions) Part Three: */
+/* Message Header Extensions for Non-ASCII Text */
+/****************************************************************************/
+
+char *mutt_choose_charset(const char *fromcode, const char *charsets,
+ char *u, ssize_t ulen, char **d, ssize_t *dlen);
+
+void rfc2047_encode_string(char **);
+void rfc2047_encode_adrlist(address_t *, const char *);
+
+void rfc2047_decode(char **);
+void rfc2047_decode_adrlist(address_t *);
+void rfc2047_decode_envelope(ENVELOPE* e);
+
+/****************************************************************************/
+/* RFC 2231 */
+/* MIME Parameter Value and Encoded Word Extensions: */
+/* Character Sets, Languages, and Continuations */
+/****************************************************************************/