Allow overriding of ubus service name.

Same as for the dbus, allow specifying ubus service name (namespace) on
the command line as an optional argument to --enable-ubus option.

Signed-off-by: Oldřich Jedlička <oldium.pro@gmail.com>
diff --git a/src/config.h b/src/config.h
index b002560..7d08f7d 100644
--- a/src/config.h
+++ b/src/config.h
@@ -50,6 +50,7 @@
 #define RANDFILE "/dev/urandom"
 #define DNSMASQ_SERVICE "uk.org.thekelleys.dnsmasq" /* Default - may be overridden by config */
 #define DNSMASQ_PATH "/uk/org/thekelleys/dnsmasq"
+#define DNSMASQ_UBUS_NAME "dnsmasq" /* Default - may be overridden by config */
 #define AUTH_TTL 600 /* default TTL for auth DNS */
 #define SOA_REFRESH 1200 /* SOA refresh default */
 #define SOA_RETRY 180 /* SOA retry default */