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document environment variables
svn:r64
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12
event.3
12
event.3
@ -280,9 +280,17 @@ adds
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.Va EV_PERSIST .
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.Va EV_PERSIST .
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.Pp
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.Pp
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It is possible to disable support for
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It is possible to disable support for
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.Va kqueue
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.Va epoll , kqueue , poll
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or
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.Va select
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by setting the environment variable
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by setting the environment variable
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.Va EVENT_NOKQUEUE .
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.Va EVENT_NOEPOLL , EVENT_NOKQUEUE , EVENT_NOPOLL
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or
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.Va EVENT_NOSELECT .
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By setting the environment variable
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.Va EVENT_SHOW_METHOD ,
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.Nm libevent
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displays the kernel notification method that it uses.
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.Pp
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.Pp
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.Sh RETURN VALUES
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.Sh RETURN VALUES
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Upon successful completion
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Upon successful completion
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