FABS(3)                   OpenBSD Programmer's Manual                  FABS(3)

NAME
     fabs, fabsf - floating-point absolute value functions

SYNOPSIS
     #include <math.h>

     double
     fabs(double x);

     float
     fabsf(float x);

DESCRIPTION
     The fabs() function computes the absolute value of a floating-point num-
     ber x.  The fabsf() function is a single precision version of fabs().

RETURN VALUES
     The fabs() and fabsf() functions return the absolute value of x.

SEE ALSO
     abs(3), ceil(3), floor(3), ieee(3), math(3), rint(3)

STANDARDS
     The fabs() function conforms to ANSI X3.159-1989 (``ANSI C'').

OpenBSD 4.1                       May 2, 1991                                1
