abs.3

unix v7是最后一个广泛发布的研究型UNIX版本

.TH ABS 3 
.SH NAME
abs \- integer absolute value
.SH SYNOPSIS
.B abs(i)
.SH DESCRIPTION
.I Abs
returns
the absolute value of its integer operand.
.SH SEE ALSO
floor(3) for
.I fabs
.SH BUGS
You get what the hardware gives on the largest negative integer.