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+.\" $NetBSD: round.3,v 1.7 2013/11/12 00:10:29 joerg Exp $
+.\"
+.\" Copyright (c) 2003, Steven G. Kargl
+.\" All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\" $FreeBSD: src/lib/msun/man/round.3,v 1.2 2004/06/20 09:27:17 das Exp $
+.\"
+.Dd November 12, 2013
+.Dt ROUND 3
+.Os
+.Sh NAME
+.Nm round ,
+.Nm roundf ,
+.Nm roundl
+.Nd round to nearest integral value
+.Sh LIBRARY
+.Lb libm
+.Sh SYNOPSIS
+.In math.h
+.Ft double
+.Fn round "double x"
+.Ft float
+.Fn roundf "float x"
+.Ft long double
+.Fn roundl "long double x"
+.Sh DESCRIPTION
+The
+.Fn round ,
+.Fn roundf ,
+and
+.Fn roundl
+functions return the nearest integral value to
+.Fa x ;
+if
+.Fa x
+lies halfway between two integral values, then these
+functions return the integral value with the larger
+absolute value (i.e., they round away from zero).
+.Sh SEE ALSO
+.Xr ceil 3 ,
+.Xr floor 3 ,
+.Xr math 3 ,
+.Xr rint 3 ,
+.Xr trunc 3
+.Sh STANDARDS
+The
+.Fn round
+and
+.Fn roundf
+functions conform to
+.St -isoC-99 .
+.Sh HISTORY
+The
+.Fn round
+and
+.Fn roundf
+functions appeared in
+.Nx 2.0 .