size_t wc_strftime(char *s, size_t max, const char *format, const struct tm *tm);
void fmt_time(char *buf, size_t siz, time_t thetime);
void httpdate(char *buf, time_t thetime);
time_t httpdate_to_timestamp(StrBuf *buf);
size_t wc_strftime(char *s, size_t max, const char *format, const struct tm *tm);
void fmt_time(char *buf, size_t siz, time_t thetime);
void httpdate(char *buf, time_t thetime);
time_t httpdate_to_timestamp(StrBuf *buf);