1*19606f52Sjruoho.\" $NetBSD: abs.3,v 1.14 2011/04/13 06:56:50 jruoho Exp $ 26dda330eSthorpej.\" 35f8a6c06Sperry.\" Copyright (c) 1990, 1991, 1993 45f8a6c06Sperry.\" The Regents of the University of California. All rights reserved. 561f28255Scgd.\" 661f28255Scgd.\" This code is derived from software contributed to Berkeley by 761f28255Scgd.\" the American National Standards Committee X3, on Information 861f28255Scgd.\" Processing Systems. 961f28255Scgd.\" 1061f28255Scgd.\" Redistribution and use in source and binary forms, with or without 1161f28255Scgd.\" modification, are permitted provided that the following conditions 1261f28255Scgd.\" are met: 1361f28255Scgd.\" 1. Redistributions of source code must retain the above copyright 1461f28255Scgd.\" notice, this list of conditions and the following disclaimer. 1561f28255Scgd.\" 2. Redistributions in binary form must reproduce the above copyright 1661f28255Scgd.\" notice, this list of conditions and the following disclaimer in the 1761f28255Scgd.\" documentation and/or other materials provided with the distribution. 18eb7c1594Sagc.\" 3. Neither the name of the University nor the names of its contributors 1961f28255Scgd.\" may be used to endorse or promote products derived from this software 2061f28255Scgd.\" without specific prior written permission. 2161f28255Scgd.\" 2261f28255Scgd.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2361f28255Scgd.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2461f28255Scgd.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2561f28255Scgd.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2661f28255Scgd.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2761f28255Scgd.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2861f28255Scgd.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2961f28255Scgd.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3061f28255Scgd.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3161f28255Scgd.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3261f28255Scgd.\" SUCH DAMAGE. 3361f28255Scgd.\" 345f8a6c06Sperry.\" from: @(#)abs.3 8.1 (Berkeley) 6/4/93 3561f28255Scgd.\" 36*19606f52Sjruoho.Dd April 13, 2011 3761f28255Scgd.Dt ABS 3 3861f28255Scgd.Os 3961f28255Scgd.Sh NAME 40*19606f52Sjruoho.Nm abs , 41*19606f52Sjruoho.Nm labs , 42*19606f52Sjruoho.Nm llabs , 43*19606f52Sjruoho.Nm imaxabs 44*19606f52Sjruoho.Nd functions for integer absolute value 45312aca53Sperry.Sh LIBRARY 46312aca53Sperry.Lb libc 4761f28255Scgd.Sh SYNOPSIS 48472351e1Swiz.In stdlib.h 4961f28255Scgd.Ft int 50*19606f52Sjruoho.Fn abs "int x" 51*19606f52Sjruoho.Ft long int 52*19606f52Sjruoho.Fn labs "long int x" 53*19606f52Sjruoho.Ft long long int 54*19606f52Sjruoho.Fn llabs "long long int x" 55*19606f52Sjruoho.In inttypes.h 56*19606f52Sjruoho.Ft intmax_t 57*19606f52Sjruoho.Fn imaxabs "intmax_t x" 5861f28255Scgd.Sh DESCRIPTION 59*19606f52SjruohoThese functions return the absolute value of the integer 60*19606f52Sjruoho.Fa x . 61*19606f52SjruohoThe listed functions differ only with respect 62*19606f52Sjruohoto the type of the return value and 63*19606f52Sjruoho.Fa x . 6461f28255Scgd.Sh SEE ALSO 654e59d266Swiz.Xr cabs 3 , 660f1273fcSzuntum.Xr fabs 3 , 6761f28255Scgd.Xr floor 3 , 6861f28255Scgd.Xr math 3 6961f28255Scgd.Sh STANDARDS 70*19606f52SjruohoThe described functions conform to 71*19606f52Sjruoho.St -isoC-99 . 7261f28255Scgd.Sh BUGS 7361f28255ScgdThe absolute value of the most negative integer remains negative. 74