int mutt_cmp_body (const BODY * b1, const BODY * b2);
time_t mutt_decrease_mtime (const char *, struct stat *);
+void mutt_set_mtime (const char*, const char*);
time_t mutt_local_tz (time_t);
time_t mutt_mktime (struct tm *, int);
time_t mutt_parse_date (const char *, HEADER *);