+LIST *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);