NAME

       abs - return an integer absolute value

SYNOPSIS

       #include <stdlib.h>

       int abs(int i);

DESCRIPTION

       The  abs()  function  shall  compute  the absolute value of its integer operand, i. If the
       result cannot be represented, the behavior is undefined.

RETURN VALUE

       The abs() function shall return the absolute value of its integer operand.

ERRORS

       No errors are defined.

       The following sections are informative.

EXAMPLES

       None.

APPLICATION USAGE

       In two's-complement representation, the  absolute  value  of  the  negative  integer  with
       largest magnitude {INT_MIN} might not be representable.

RATIONALE

       None.

FUTURE DIRECTIONS

       None.

SEE ALSO

       fabs() , labs() , the Base Definitions volume of IEEE Std 1003.1-2001, <stdlib.h>

COPYRIGHT

       Portions  of  this  text  are  reprinted  and  reproduced in electronic form from IEEE Std
       1003.1, 2003 Edition, Standard for Information Technology  --  Portable  Operating  System
       Interface  (POSIX), The Open Group Base Specifications Issue 6, Copyright (C) 2001-2003 by
       the Institute of Electrical and Electronics Engineers, Inc and  The  Open  Group.  In  the
       event  of  any  discrepancy  between this version and the original IEEE and The Open Group
       Standard, the original IEEE and The Open Group  Standard  is  the  referee  document.  The
       original Standard can be obtained online at http://www.opengroup.org/unix/online.html .