__strftime_l
*l = __strftime_l(*s, sizeof *s, fmt, tm, loc);
return __strftime_l(s, n, f, tm, CURRENT_LOCALE);
weak_alias(__strftime_l, strftime_l);
hidden size_t __strftime_l(char *restrict s, size_t n, const char *restrict f, const struct tm *restrict tm, locale_t loc);