Unknown option: "-3" Unix manual page for abs. (host=minya system=Darwin)
ABS(3)                   BSD Library Functions Manual                   ABS(3)

NAME
     abs -- integer absolute value function

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <stdlib.h>

     int
     abs(int i);

DESCRIPTION
     The abs() function computes the absolute value of the integer i.

RETURN VALUES
     The abs() function returns the absolute value.

SEE ALSO
     cabs(3), fabs(3), floor(3), hypot(3), imaxabs(3), labs(3), llabs(3),
     math(3)

STANDARDS
     The abs() function conforms to ISO/IEC 9899:1999 (``ISO C99'').

BUGS
     The absolute value of the most negative integer remains negative.

BSD                            November 14, 2001                           BSD