CountPrinters
int32 CountPrinters();
if (fPrinterRoster->CountPrinters() > 0)
for (int i = 0; i < Printer::CountPrinters(); i ++) {
int32 count = Printer::CountPrinters();
reply.AddInt32("result", Printer::CountPrinters());
return Printer::At(Printer::CountPrinters() - idx);
const int n = Printer::CountPrinters();
static int32 CountPrinters();