--- libusb/libusbi.h.orig	Fri Sep 23 12:29:59 2011
+++ libusb/libusbi.h	Fri Sep 23 12:30:01 2011
@@ -805,6 +805,7 @@
 
 extern const struct usbi_os_backend linux_usbfs_backend;
 extern const struct usbi_os_backend darwin_backend;
+extern const struct usbi_os_backend openbsd_backend;
 
 #endif
 
