Clean configure.ac

[linphone] / oRTP

diff --git a/oRTP b/oRTP
index 20abeb39e1edae0f72080f7998410e9b16b9da05..b055a505042c4420e104ce81a09790c5373f62bb 160000 (submodule)
--- a/oRTP
+++ b/oRTP
@@ -1 +1 @@
-Subproject commit 20abeb39e1edae0f72080f7998410e9b16b9da05
+Subproject commit b055a505042c4420e104ce81a09790c5373f62bb