[Exim] rfc1413 query timeout

If i insert in the configure file:

rfc1413_query_timeout = 0

when i start exim:

2000-07-07 10:17:20 Exim configuration error
invalid time value for rfc1413_query_timeout in line 191

Where i'm in wrong?

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Riccardo Baldanzi
Responsabile Server Farm
Nodalis S.p.A.
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