$OpenBSD: patch-device_usb_usb_context_cc,v 1.1 2014/11/19 21:27:32 robert Exp $
--- device/usb/usb_context.cc.orig.port	Wed Nov 19 08:47:41 2014
+++ device/usb/usb_context.cc	Wed Nov 19 08:48:07 2014
@@ -43,7 +43,9 @@ UsbContext::UsbEventHandler::UsbEventHandler(libusb_co
 
 UsbContext::UsbEventHandler::~UsbEventHandler() {
   base::subtle::Release_Store(&running_, 0);
+#if !defined(OS_BSD)
   libusb_interrupt_handle_event(context_);
+#endif
   base::PlatformThread::Join(thread_handle_);
 }
 
