$calc

$calc() has been replaced by $() !
Usage 
$(<expression>)
Description
In KVIrc 3.0.0 , $calc() has been replaced by the $().
This is just a shorter and faster form.
You can use $() to evaluate any integer expression.
Syntax Specification 
$(<expression>)
Examples 
    echo $(1 + 2)
    %var = 2
    echo $(10 * %val << 1)
Index, Functions
KVIrc 3.2.4 Documentation
Generated by root at Mon Nov 6 10:28:12 2006