> Oh, so AIX and IRIX have just one-line time zone databases? Yuck.
>
> How about having some #if BROKEN_TIMEZONE_DATABASE code which uses both
> mktime() and localtime() to derive the correct time zone? That is, call
> mktime to get a time_t, then call localtime() to get the time zone info,
> but only on platforms which do not get a complete result from just the
> call to mktime(). In fact, we *could* check for tm->tm_isdst coming back
> "-1" for every platform, then call localtime() to make a last stab at
> getting a good value.
How would we construct a valid time_t from the struct tm without mktime?
Andreas