use Win32::API;
#setup DLL
$PGetAddress = Win32::API->new('IBKGetAddress2.dll', 'GetAddress', 'PP', 'P');
if(not defined $PGetAddress) 
{
    die "Can't import API : $!\n";
}

$Address="419 w 154";
$ZipCode="10032";

$return=$PGetAddress->Call($Address,$ZipCode)||die "Can't run API $!\n";;

print "Output: $return\n"; 
print "Output Length: ".length($return)."\n";