diff -Nurp libusb-1.0-1.0.2/libusb/libusb.h libusb-1.0-1.0.2-orig/libusb/libusb.h
--- libusb-1.0-1.0.2/libusb/libusb.h	2009-06-07 23:18:19.000000000 +0200
+++ libusb-1.0-1.0.2-orig/libusb/libusb.h	2009-08-10 22:07:41.000000000 +0200
@@ -673,6 +673,9 @@ enum libusb_transfer_flags {
 	 * from your transfer callback, as this will result in a double-free
 	 * when this flag is acted upon. */
 	LIBUSB_TRANSFER_FREE_TRANSFER = 1<<2,
+
+	/** Send an extra termination packet, when needed */
+	LIBUSB_TRANSFER_ZERO_PACKET = 1<<3,
 };
 
 /** \ingroup asyncio
diff -Nurp libusb-1.0-1.0.2/libusb/os/linux_usbfs.c libusb-1.0-1.0.2-orig/libusb/os/linux_usbfs.c
--- libusb-1.0-1.0.2/libusb/os/linux_usbfs.c	2009-06-10 22:41:26.000000000 +0200
+++ libusb-1.0-1.0.2-orig/libusb/os/linux_usbfs.c	2009-08-10 22:10:14.000000000 +0200
@@ -1298,6 +1298,8 @@ static int submit_bulk_transfer(struct u
 		urb->type = urb_type;
 		urb->endpoint = transfer->endpoint;
 		urb->buffer = transfer->buffer + (i * MAX_BULK_BUFFER_LENGTH);
+		if (transfer->flags & LIBUSB_TRANSFER_ZERO_PACKET)
+			urb->flags = USBFS_URB_ZERO_PACKET;
 		if (i == num_urbs - 1 && last_urb_partial)
 			urb->buffer_length = transfer->length % MAX_BULK_BUFFER_LENGTH;
 		else
diff -Nurp libusb-1.0-1.0.2/libusb/os/linux_usbfs.h libusb-1.0-1.0.2-orig/libusb/os/linux_usbfs.h
--- libusb-1.0-1.0.2/libusb/os/linux_usbfs.h	2008-07-16 16:17:57.000000000 +0200
+++ libusb-1.0-1.0.2-orig/libusb/os/linux_usbfs.h	2009-08-10 22:13:15.000000000 +0200
@@ -63,6 +63,9 @@ struct usbfs_getdriver {
 #define USBFS_URB_DISABLE_SPD	1
 #define USBFS_URB_ISO_ASAP	2
 #define USBFS_URB_QUEUE_BULK	0x10
+#define USBFS_URB_NO_FSBR	0x20
+#define USBFS_URB_ZERO_PACKET	0x40
+#define USBFS_URB_NO_INTERRUPT	0x80
 
 enum usbfs_urb_type {
 	USBFS_URB_TYPE_ISO = 0,