Zeugswetter Andreas SB <ZeugswetterA(at)wien(dot)spardat(dot)at> writes:
> Yes, the annoyance is, that localtime works for dates before 1970
> but mktime doesn't. Best would probably be to assume no DST before
> 1970 on AIX and IRIX.
That seems like a reasonable answer to me, especially since we have
other platforms that behave that way. How can we do this --- just
test for isdst = -1 after the call, and assume that means failure?
regards, tom lane