Disable properly Freenect on hurd-i386

debian/control

@@ -26,7 +26,7 @@ Build-Depends: debhelper (>= 9),
                libx11-dev,
                libv4l-dev [!hurd-any],
                libusb-dev,
-               libfreenect-dev,
+               libfreenect-dev [!hurd-any],
                libois-dev [linux-any],
 	       visp-images-data
 Standards-Version: 3.9.4

debian/rules

@@ -51,9 +51,9 @@ endif
 
 # freenect is not available on hurd.
 ifeq ($(DEB_HOST_ARCH_OS),hurd)
-  CONFIGURE_ARGS += -DLIBFEENECT=OFF
+  CONFIGURE_ARGS += -DUSE_LIBFEENECT=OFF
 else
-  CONFIGURE_ARGS += -DLIBFEENECT=ON
+  CONFIGURE_ARGS += -DUSE_LIBFEENECT=ON
 endif