On Tue, Apr 12, 2011 at 11:22:17PM +0300, Jukka Ruohonen wrote: > And to use mktime(3), you must know the "tm" structure.
No, you don't have to. That's the point Klaus is trying to make. You need to know that certain fields exist, maybe also which type they have. But you don't need to know the specific offsets or the order or that no *other* fields are present. Joerg
