.TH ABS 3 "18 January 1983" .SH NAME abs \- integer absolute value .SH SYNOPSIS .nf .B abs(i) .B int i; .fi .SH DESCRIPTION .I Abs returns the absolute value of its integer operand. .SH SEE ALSO floor(3M) for .I fabs .SH BUGS Applying the \fIabs\fP function to the most negative integer generates a result which is the most negative integer. That is, .IP "abs(0x80000000)" .LP returns 0x80000000 as a result.