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-.\" Copyright (c) 1985, 1991 Regents of the University of California.
-.\" 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.
-.\" 3. All advertising materials mentioning features or use of this software
-.\" must display the following acknowledgement:
-.\" This product includes software developed by the University of
-.\" California, Berkeley and its contributors.
-.\" 4. Neither the name of the University nor the names of its contributors
-.\" may be used to endorse or promote products derived from this software
-.\" without specific prior written permission.
-.\"
-.\" 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.
-.\"
-.\" from: @(#)rint.3 5.1 (Berkeley) 5/2/91
-.\" $FreeBSD: src/lib/msun/man/rint.3,v 1.11 2005/01/11 23:12:17 das Exp $
-.\"
-.Dd July 5, 2004
-.Dt RINT 3
-.Os
-.Sh NAME
-.Nm nearbyint ,
-.Nm nearbyintf ,
-.Nm rint ,
-.Nm rintf
-.Nd round to integral value in floating-point format
-.Sh LIBRARY
-.Lb libm
-.Sh SYNOPSIS
-.In math.h
-.Ft double
-.Fn nearbyint "double x"
-.Ft float
-.Fn nearbyintf "float x"
-.Ft double
-.Fn rint "double x"
-.Ft float
-.Fn rintf "float x"
-.Sh DESCRIPTION
-The
-.Fn rint
-and the
-.Fn rintf
-functions return the integral value nearest to
-.Fa x
-according to the prevailing rounding mode.
-These functions raise an inexact exception when the original argument
-is not an exact integer.
-.Pp
-The
-.Fn nearbyint
-and
-.Fn nearbyintf
-functions perform the same operation, except that they do not raise
-an inexact exception.
-.Sh SEE ALSO
-.Xr abs 3 ,
-.Xr ceil 3 ,
-.Xr fabs 3 ,
-.Xr fenv 3 ,
-.Xr floor 3 ,
-.Xr ieee 3 ,
-.Xr lrint 3 ,
-.Xr lround 3 ,
-.Xr math 3 ,
-.Xr round 3
-.Sh STANDARDS
-The
-.Fn nearbyint ,
-.Fn nearbyintf ,
-.Fn rint ,
-and
-.Fn rintf
-functions conform to
-.St -isoC-99 .
-.Sh HISTORY
-A
-.Fn rint
-function appeared in
-.At v6 .
-The
-.Fn nearbyint
-and
-.Fn nearbyintf
-functions appeared in
-.Fx 5.3 .