.\" Copyright (c) 2000 Kelly Yancey
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.\"    %FreeBSD: src/share/man/man9/tvtohz.9,v 1.3 2001/10/01 16:09:25 ru Exp %
.\"
.\" $FreeBSD$
.Dd January 3, 2000
.Dt TVTOHZ 9
.Os
.Sh 名称
.Nm tvtohz
.Nd 時間間隔からティック数への変換
.Sh 書式
.In sys/time.h
.Ft int
.Fn tvtohz "struct timeval *tv"
.Sh 解説
.Fn tvtohz
関数は、時間間隔を示す単一引数
.Fa tv
を受け付けます。
この時間間隔中に、システムティックが何個経過するかを計算します。
.Sh 戻り値
指定された時間間隔中に経過すると予測されるシステムティック数を、
整数で返します。
この数には、現在のティックも含まれます。
.Sh 関連項目
.Xr microtime 9 ,
.Xr microuptime 9 ,
.Xr timeout 9
.Sh 歴史
.Nm
関数は、
.Fx 3.0
で初めて登場しました。
.Sh 作者
このマニュアルページは
.An Kelly Yancey Aq kbyanc@posi.net
が書きました。