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diff --git a/lib/libusb/libusb.h b/lib/libusb/libusb.h
--- a/lib/libusb/libusb.h
+++ b/lib/libusb/libusb.h
@@ -495,6 +495,7 @@
int libusb_get_max_iso_packet_size(libusb_device * dev, uint8_t endpoint);
libusb_device *libusb_ref_device(libusb_device * dev);
void libusb_unref_device(libusb_device * dev);
+int libusb_wrap_sys_device(libusb_context *ctx, intptr_t sys_dev, libusb_device_handle **dev_handle);
int libusb_open(libusb_device * dev, libusb_device_handle ** devh);
libusb_device_handle *libusb_open_device_with_vid_pid(libusb_context * ctx, uint16_t vendor_id, uint16_t product_id);
void libusb_close(libusb_device_handle * devh);
diff --git a/lib/libusb/libusb.3 b/lib/libusb/libusb.3
--- a/lib/libusb/libusb.3
+++ b/lib/libusb/libusb.3
@@ -209,6 +209,14 @@
.Fa dev .
.Pp
.Ft int
+.Fn libusb_wrap_sys_device "libusb_context *ctx" "intptr_t sys_dev" "libusb_device_handle **dev_handle"
+This function create a libusb handler from a previous opened fd
+.Fa sys_dev .
+This function is provided for compatibility and is currently unimplemented.
+It always returns
+.Dv LIBUSB_ERROR_NOT_SUPPORTED .
+.Pp
+.Ft int
.Fn libusb_open "libusb_device *dev" "libusb_device_handle **devh"
Open a device and obtain a device_handle.
Returns 0 on success,
diff --git a/lib/libusb/libusb10.c b/lib/libusb/libusb10.c
--- a/lib/libusb/libusb10.c
+++ b/lib/libusb/libusb10.c
@@ -1918,3 +1918,10 @@
{
return (LIBUSB_ERROR_NOT_SUPPORTED);
}
+
+int
+libusb_wrap_sys_device(libusb_context *ctx, intptr_t sys_dev,
+ libusb_device_handle **dev_handle)
+{
+ return (LIBUSB_ERROR_NOT_SUPPORTED);
+}

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