use warnings;
use strict;

use Win32::API;

my $winspool_path = 'c:\\windows\system\winspool.drv';
my $printer_name_size = 256;
my $printer_name = " " x $printer_name_size;   # Speicher allozieren

my $GetDefaultPrinter = Win32::API->new($winspool_path, 'GetDefaultPrinter', 'PP', 'I');

$GetDefaultPrinter->Call($printer_name, $printer_name_size);

print $printer_name;