package/asterisk: add optional openldap dependency

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

package/asterisk/asterisk.mk

@@ -66,7 +66,6 @@ ASTERISK_CONF_OPTS = \
 	--without-jack \
 	--without-uriparser \
 	--without-kqueue \
-	--without-ldap \
 	--without-libedit \
 	--without-libxslt \
 	--without-ltdl \
@@ -155,6 +154,13 @@ else
 ASTERISK_CONF_OPTS += --without-ical
 endif
 
+ifeq ($(BR2_PACKAGE_OPENLDAP),y)
+ASTERISK_DEPENDENCIES += openldap
+ASTERISK_CONF_OPTS += --with-ldap
+else
+ASTERISK_CONF_OPTS += --without-ldap
+endif
+
 ifeq ($(BR2_PACKAGE_NEON),y)
 ASTERISK_DEPENDENCIES += neon
 ASTERISK_CONF_OPTS += --with-neon