Recommit: Update libusb 1.0.9 to libusbx 1.0.16

third_party/libusb/src/libusb/interrupt.c

Index: third_party/libusb/src/libusb/interrupt.c
diff --git a/third_party/libusb/src/libusb/interrupt.c b/third_party/libusb/src/libusb/interrupt.c
index addec7884a21dab3693f902b1c92059bd5f51460..59221f51ca8ca7e3c6d6f993d3027c119cb8e1f3 100644
--- a/third_party/libusb/src/libusb/interrupt.c
+++ b/third_party/libusb/src/libusb/interrupt.c
@@ -1,7 +1,9 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include <stdlib.h>
+
 #include "libusbi.h"
 
 int API_EXPORTED libusb_interrupt_handle_event(struct libusb_context* ctx) {