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Clarify that we don't offer hard realtime.

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Split timeval options into 3 paragraphs, it's easier on my eyes.
This commit is contained in:
Alfred Perlstein 2000-01-24 02:13:21 +00:00
parent 7b5036eb77
commit 621d130fd8
1 changed files with 8 additions and 3 deletions
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11
lib/libc/sys/select.2
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@ -104,10 +104,15 @@ to the maximum number of descriptors supported by the system.
.Pp
If
.Fa timeout
is a non-nil pointer, it specifies a maximum interval to wait for the
selection to complete. If
is a non-nil pointer, it specifies the maximum interval to wait for the
selection to complete. System activity can lengthen the interval by
an indeterminate amount.
.Pp
If
.Fa timeout
is a nil pointer, the select blocks indefinitely. To effect a poll, the
is a nil pointer, the select blocks indefinitely.
.Pp
To effect a poll, the
.Fa timeout
argument should be non-nil, pointing to a zero-valued timeval structure.
.Pp