Add libusb_set_option to libusb-1.0.def manually

Since libusb_set_option() is variadic, there is no symbol
for it with @ appended in the DLL, and the automatic
generation of libusb-1.0.def misses it.

Signed-off-by: Tormod Volden <debian.tormod@gmail.com>
diff --git a/libusb/libusb-1.0.def b/libusb/libusb-1.0.def
index 74a7f6b..5c7352e 100644
--- a/libusb/libusb-1.0.def
+++ b/libusb/libusb-1.0.def
@@ -154,6 +154,8 @@
   libusb_set_interface_alt_setting@12 = libusb_set_interface_alt_setting
   libusb_set_log_cb
   libusb_set_log_cb@12 = libusb_set_log_cb
+  libusb_set_option
+  libusb_set_option@8 = libusb_set_option
   libusb_set_pollfd_notifiers
   libusb_set_pollfd_notifiers@16 = libusb_set_pollfd_notifiers
   libusb_setlocale
diff --git a/libusb/version_nano.h b/libusb/version_nano.h
index 3ecc117..47e2110 100644
--- a/libusb/version_nano.h
+++ b/libusb/version_nano.h
@@ -1 +1 @@
-#define LIBUSB_NANO 11686
+#define LIBUSB_NANO 11687