package/gnuradio: use ENABLE_ORC

Use ENABLE_ORC to explicitly enable or disable ORC

This option is available since version 3.7.4 and
https://github.com/gnuradio/gnuradio/commit/085c35a375468179929b690a0d7f037dc6ef23bf

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/gnuradio/gnuradio.mk

@@ -18,10 +18,6 @@ GNURADIO_DEPENDENCIES = \
 	host-swig \
 	boost
 
-ifeq ($(BR2_PACKAGE_ORC),y)
-GNURADIO_DEPENDENCIES += orc
-endif
-
 GNURADIO_CONF_OPTS = \
 	-DENABLE_DEFAULT=OFF \
 	-DENABLE_VOLK=ON \
@@ -53,6 +49,13 @@ ifeq ($(BR2_ARM_CPU_HAS_NEON),)
 GNURADIO_CONF_OPTS += -Dhave_mfpu_neon=0
 endif
 
+ifeq ($(BR2_PACKAGE_ORC),y)
+GNURADIO_DEPENDENCIES += orc
+GNURADIO_CONF_OPTS += -DENABLE_ORC=ON
+else
+GNURADIO_CONF_OPTS += -DENABLE_ORC=OFF
+endif
+
 ifeq ($(BR2_PACKAGE_GNURADIO_ANALOG),y)
 GNURADIO_CONF_OPTS += -DENABLE_GR_ANALOG=ON
 else