Update submodules.

diff --git a/src/rdns b/src/rdns
index 08f7afd8f1716f1ac9ce7825f0f9bce1345bb48c..40d4eb2ad845643fe6a949f98042bb14c1ea24ba 160000 (submodule)
--- a/src/rdns
+++ b/src/rdns
@@ -1 +1 @@
-Subproject commit 08f7afd8f1716f1ac9ce7825f0f9bce1345bb48c
+Subproject commit 40d4eb2ad845643fe6a949f98042bb14c1ea24ba

diff --git a/src/ucl b/src/ucl
index e907bbbf8f60dec88c71d781931553a83ea69dd5..57d333d313d36e938bb24936946f7e9ab3d62c9d 160000 (submodule)
--- a/src/ucl
+++ b/src/ucl
@@ -1 +1 @@
-Subproject commit e907bbbf8f60dec88c71d781931553a83ea69dd5
+Subproject commit 57d333d313d36e938bb24936946f7e9ab3d62c9d