NetBSD/lib/libc/stdlib/abs.3

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.\" $NetBSD: abs.3,v 1.14 2011/04/13 06:56:50 jruoho Exp $
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.\" from: @(#)abs.3 8.1 (Berkeley) 6/4/93
.\"
.Dd April 13, 2011
.Dt ABS 3
.Os
.Sh NAME
.Nm abs ,
.Nm labs ,
.Nm llabs ,
.Nm imaxabs
.Nd functions for integer absolute value
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In stdlib.h
.Ft int
.Fn abs "int x"
.Ft long int
.Fn labs "long int x"
.Ft long long int
.Fn llabs "long long int x"
.In inttypes.h
.Ft intmax_t
.Fn imaxabs "intmax_t x"
.Sh DESCRIPTION
These functions return the absolute value of the integer
.Fa x .
The listed functions differ only with respect
to the type of the return value and
.Fa x .
.Sh SEE ALSO
.Xr cabs 3 ,
.Xr fabs 3 ,
.Xr floor 3 ,
.Xr math 3
.Sh STANDARDS
The described functions conform to
.St -isoC-99 .
.Sh BUGS
The absolute value of the most negative integer remains negative.