314     int res;  in usb_bulk_write()  local
329         res = -1;  in usb_bulk_write()
333         res = ioctl(h->desc, USBDEVFS_SUBMITURB, urb);  in usb_bulk_write()
334     } while((res < 0) && (errno == EINTR));  in usb_bulk_write()
336     if(res < 0) {  in usb_bulk_write()
340     res = -1;  in usb_bulk_write()
347         res = pthread_cond_timedwait(&h->notify, &h->lock, &ts);  in usb_bulk_write()
348         if(res < 0 || h->dead) {  in usb_bulk_write()
353                 res = urb->actual_length;  in usb_bulk_write()
361     return res;  in usb_bulk_write()
368     int res;  in usb_bulk_read()  local
380         res = -1;  in usb_bulk_read()
384         res = ioctl(h->desc, USBDEVFS_SUBMITURB, urb);  in usb_bulk_read()
385     } while((res < 0) && (errno == EINTR));  in usb_bulk_read()
387     if(res < 0) {  in usb_bulk_read()
396         res = ioctl(h->desc, USBDEVFS_REAPURB, &out);  in usb_bulk_read()
401             res = -1;  in usb_bulk_read()
404         if(res < 0) {  in usb_bulk_read()
418                 res = urb->actual_length;  in usb_bulk_read()
420                 res = -1;  in usb_bulk_read()
432     return res;  in usb_bulk_read()