1 files changed, 8 insertions, 0 deletions
diff --git a/src/output_state.c b/src/output_state.c
index 7fc60518c..be135f6d0 100644
--- a/src/output_state.c
+++ b/src/output_state.c
@@ -34,6 +34,8 @@
 
 #define AUDIO_DEVICE_STATE "audio_device_state:"
 
+unsigned audio_output_state_version;
+
 void
 audio_output_state_save(FILE *fp)
 {
@@ -80,3 +82,9 @@ audio_output_state_read(const char *line)
 	ao->enabled = false;
 	return true;
 }
+
+unsigned
+audio_output_state_get_version(void)
+{
+	return audio_output_state_version;
+}