package/rsyslog: add libmaxminddb optional dependency

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

package/rsyslog/rsyslog.mk

@@ -81,6 +81,13 @@ else
 RSYSLOG_CONF_OPTS += --disable-libgcrypt
 endif
 
+ifeq ($(BR2_PACKAGE_LIBMAXMINDDB),y)
+RSYSLOG_DEPENDENCIES += libmaxminddb
+RSYSLOG_CONF_OPTS += --enable-mmdblookup
+else
+RSYSLOG_CONF_OPTS += --disable-mmdblookup
+endif
+
 ifeq ($(BR2_PACKAGE_LIBPCAP),y)
 RSYSLOG_DEPENDENCIES += libpcap
 RSYSLOG_CONF_OPTS += --enable-impcap