doc: Update note about LIBUSB_TRANSFER_ADD_ZERO_PACKET availability

Closes #1005

Signed-off-by: Tormod Volden <debian.tormod@gmail.com>

libusb/core.c

diff --git a/libusb/core.c b/libusb/core.c
index d05357d..90eb6d7 100644
--- a/libusb/core.c
+++ b/libusb/core.c
@@ -312,7 +312,8 @@
  * - libusb is able to send a packet of zero length to an endpoint simply by
  * submitting a transfer of zero length.
  * - The \ref libusb_transfer_flags::LIBUSB_TRANSFER_ADD_ZERO_PACKET
- * "LIBUSB_TRANSFER_ADD_ZERO_PACKET" flag is currently only supported on Linux.
+ * "LIBUSB_TRANSFER_ADD_ZERO_PACKET" flag is currently supported on Linux,
+ * Darwin and Windows (WinUSB).
  */
 
 /**

libusb/version_nano.h

diff --git a/libusb/version_nano.h b/libusb/version_nano.h
index 922dca9..a0cf63c 100644
--- a/libusb/version_nano.h
+++ b/libusb/version_nano.h
@@ -1 +1 @@
-#define LIBUSB_NANO 11660
+#define LIBUSB_NANO 11661