1*05a0b428SJohn Marino.\" $OpenBSD: nextafter.3,v 1.8 2013/06/05 03:40:26 tedu Exp $ 2*05a0b428SJohn Marino.\" Copyright (c) 1985, 1991 Regents of the University of California. 3*05a0b428SJohn Marino.\" All rights reserved. 4*05a0b428SJohn Marino.\" 5*05a0b428SJohn Marino.\" Redistribution and use in source and binary forms, with or without 6*05a0b428SJohn Marino.\" modification, are permitted provided that the following conditions 7*05a0b428SJohn Marino.\" are met: 8*05a0b428SJohn Marino.\" 1. Redistributions of source code must retain the above copyright 9*05a0b428SJohn Marino.\" notice, this list of conditions and the following disclaimer. 10*05a0b428SJohn Marino.\" 2. Redistributions in binary form must reproduce the above copyright 11*05a0b428SJohn Marino.\" notice, this list of conditions and the following disclaimer in the 12*05a0b428SJohn Marino.\" documentation and/or other materials provided with the distribution. 13*05a0b428SJohn Marino.\" 3. Neither the name of the University nor the names of its contributors 14*05a0b428SJohn Marino.\" may be used to endorse or promote products derived from this software 15*05a0b428SJohn Marino.\" without specific prior written permission. 16*05a0b428SJohn Marino.\" 17*05a0b428SJohn Marino.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18*05a0b428SJohn Marino.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19*05a0b428SJohn Marino.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20*05a0b428SJohn Marino.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21*05a0b428SJohn Marino.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22*05a0b428SJohn Marino.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23*05a0b428SJohn Marino.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24*05a0b428SJohn Marino.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25*05a0b428SJohn Marino.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26*05a0b428SJohn Marino.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27*05a0b428SJohn Marino.\" SUCH DAMAGE. 28*05a0b428SJohn Marino.\" 29*05a0b428SJohn Marino.\" from: @(#)ieee.3 6.4 (Berkeley) 5/6/91 30*05a0b428SJohn Marino.\" 31*05a0b428SJohn Marino.Dd $Mdocdate: June 5 2013 $ 32*05a0b428SJohn Marino.Dt NEXTAFTER 3 33*05a0b428SJohn Marino.Os 34*05a0b428SJohn Marino.Sh NAME 35*05a0b428SJohn Marino.Nm nextafter , 36*05a0b428SJohn Marino.Nm nextafterf , 37*05a0b428SJohn Marino.Nm nextafterl , 38*05a0b428SJohn Marino.Nm nexttoward , 39*05a0b428SJohn Marino.Nm nexttowardf , 40*05a0b428SJohn Marino.Nm nexttowardl 41*05a0b428SJohn Marino.Nd next representable value 42*05a0b428SJohn Marino.Sh SYNOPSIS 43*05a0b428SJohn Marino.In math.h 44*05a0b428SJohn Marino.Ft double 45*05a0b428SJohn Marino.Fn nextafter "double x" "double y" 46*05a0b428SJohn Marino.Ft float 47*05a0b428SJohn Marino.Fn nextafterf "float x" "float y" 48*05a0b428SJohn Marino.Ft long double 49*05a0b428SJohn Marino.Fn nextafterl "long double x" "long double y" 50*05a0b428SJohn Marino.Ft double 51*05a0b428SJohn Marino.Fn nexttoward "double x" "long double y" 52*05a0b428SJohn Marino.Ft float 53*05a0b428SJohn Marino.Fn nexttowardf "float x" "long double y" 54*05a0b428SJohn Marino.Ft long double 55*05a0b428SJohn Marino.Fn nexttowardl "long double x" "long double y" 56*05a0b428SJohn Marino.Sh DESCRIPTION 57*05a0b428SJohn MarinoThese functions 58*05a0b428SJohn Marinoreturn the next machine representable number from 59*05a0b428SJohn Marino.Fa x 60*05a0b428SJohn Marinoin direction 61*05a0b428SJohn Marino.Fa y . 62*05a0b428SJohn MarinoIf 63*05a0b428SJohn Marino.Fa x 64*05a0b428SJohn Marinoequals 65*05a0b428SJohn Marino.Fa y , 66*05a0b428SJohn Marinothese functions return 67*05a0b428SJohn Marino.Fa y . 68*05a0b428SJohn Marino.Sh SEE ALSO 69*05a0b428SJohn Marino.Xr nearbyint 3 70*05a0b428SJohn Marino.Sh STANDARDS 71*05a0b428SJohn Marino.St -ieee754 72*05a0b428SJohn Marino.Sh HISTORY 73*05a0b428SJohn MarinoThe 74*05a0b428SJohn Marino.Nm nextafter 75*05a0b428SJohn Marinoand 76*05a0b428SJohn Marino.Nm nextafterf 77*05a0b428SJohn Marinofunctions appeared in 78*05a0b428SJohn Marino.Bx 4.3 79*05a0b428SJohn Marinoand 80*05a0b428SJohn Marino.Nx 1.1 , 81*05a0b428SJohn Marinorespectively. 82