Document EVFILT_TIMER.

MFC after: 1 week
This commit is contained in:
Jonathan Lemon 2001-07-19 18:35:19 +00:00
parent 5f5c2e958f
commit e725a1299a

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@ -364,6 +364,18 @@ signal delivery processing.
returns the number of times the signal has occurred since the last call to
.Fn kevent .
This filter automatically sets the EV_CLEAR flag internally.
.It EVFILT_TIMER
Establishes an arbitrary timer identified by
.Va ident .
When adding a timer,
.Va data
specifies the timeout period in milliseconds.
The timer will be periodic unless EV_ONESHOT is specified.
On return,
.Va data
conatains the number of times the timeout has expired since the last call to
.Fn kevent .
This filter automatically sets the EV_CLEAR flag internally.
.El
.Sh RETURN VALUES
.Fn kqueue