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- .TH ABS 2
- .SH NAME
- abs, labs \- integer absolute values
- .SH SYNOPSIS
- .B #include <u.h>
- .br
- .B #include <libc.h>
- .PP
- .B
- int abs(int a)
- .PP
- .B
- long labs(long a)
- .SH DESCRIPTION
- .I Abs
- returns
- the absolute value of integer
- .IR a ,
- and
- .I labs
- does the same for a long.
- .SH SOURCE
- .B /sys/src/libc/port/abs.c
- .SH SEE ALSO
- .IR floor (2)
- for
- .I fabs
- .SH DIAGNOSTICS
- .I Abs
- and
- .I labs
- return
- the most negative integer or long when the true result is unrepresentable.
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