package/asterisk: add optional opus dependency

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

package/asterisk/asterisk.mk

@@ -79,7 +79,6 @@ ASTERISK_CONF_OPTS = \
 	--without-netsnmp \
 	--without-newt \
 	--without-openr2 \
-	--without-opus \
 	--without-osptk \
 	--without-oss \
 	--without-postgres \
@@ -170,6 +169,13 @@ else
 ASTERISK_CONF_OPTS += --without-ogg
 endif
 
+ifeq ($(BR2_PACKAGE_OPUS),y)
+ASTERISK_DEPENDENCIES += opus
+ASTERISK_CONF_OPTS += --with-opus
+else
+ASTERISK_CONF_OPTS += --without-opus
+endif
+
 ifeq ($(BR2_PACKAGE_OPENSSL),y)
 ASTERISK_DEPENDENCIES += openssl
 ASTERISK_CONF_OPTS += --with-ssl