Index: external/linphone-sdk/mediastreamer2/mediastreamer-config.h.cmake
--- external/linphone-sdk/mediastreamer2/mediastreamer-config.h.cmake.orig
+++ external/linphone-sdk/mediastreamer2/mediastreamer-config.h.cmake
@@ -47,6 +47,7 @@
 
 #cmakedefine __ALSA_ENABLED__
 #cmakedefine __ARTS_ENABLED__
+#cmakedefine __SNDIO_ENABLED__
 #cmakedefine __MACSND_ENABLED__
 #cmakedefine __MAC_AQ_ENABLED__
 #cmakedefine __PORTAUDIO_ENABLED__
