about the structure of time

the structure of time include "at least"two parameters,tv_sec and
tv_nansec,what does the "at least"mean?

jgp <gpjin@nairc.ac.cn> wrote:

the structure of time include "at least"two parameters,tv_sec and
tv_nansec,what does the "at least"mean?

It means that there will always be “at least” two members of the structure.
It could increase in the future (not likely for QNX4), but you’ll always be
able to access these two members at a minimum.

-Adam

jgp <gpjin@nairc.ac.cn> wrote:

the structure of time include "at least"two parameters,tv_sec and
tv_nansec,what does the "at least"mean?

Usually, it means that there may be other, undocumented elements in the
structure.

-David

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