printer_info
struct printer_info *infop = (struct printer_info *)arg;
struct printer_info info;
printer_info("ioctl(): %s", strerror(errno));
printer_info("out of paper");
printer_info("offline");
printer_info("busy");
printer_info("printer error");
printer_info("printer powered off or disconnected");
printer_info("unknown error");
printer_info("communications timeout");
printer_info("get_status() failed");
printer_info("I/O Error during write(): %s",
static void printer_info(char *fmt, ...);
printer_info("ioctl(): %s", strerror(errno));
printer_info("out of paper");
printer_info("offline");
printer_info("busy");
printer_info("printer error");
printer_info("printer powered off or disconnected");
printer_info("unknown error");
printer_info("communications timeout");
printer_info("get_status() failed");
static void printer_info(char *fmt, ...);