avrdude-osx-usb.patch

diff --git usb_libusb.c usb_libusb.c
index c61bdbd..581fa99 100644
--- usb_libusb.c
+++ usb_libusb.c
@@ -441,6 +441,7 @@ static int usbdev_recv_frame(union filedescriptor *fd, unsigned char *buf, size_
 
 static int usbdev_drain(union filedescriptor *fd, int display)
 {
+  /*
   usb_dev_handle *udev = (usb_dev_handle *)fd->usb.handle;
   int rv;
 
@@ -450,6 +451,7 @@ static int usbdev_drain(union filedescriptor *fd, int display)
       fprintf(stderr, "%s: usbdev_drain(): flushed %d characters\n",
 	      progname, rv);
   } while (rv > 0);
+  */
 
   return 0;
 }