abs(3p)

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 .
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