1 files changed, 3 insertions, 0 deletions
diff --git a/hiredis.h b/hiredis.h
index 4635280..8c26a8f 100644
--- a/hiredis.h
+++ b/hiredis.h
@@ -71,6 +71,9 @@
 /* Flag that is set when an async callback is executed. */
 #define REDIS_IN_CALLBACK 0x10
 
+/* Flag that is set when the async context has one or more subscriptions. */
+#define REDIS_SUBSCRIBED 0x20
+
 #define REDIS_REPLY_STRING 1
 #define REDIS_REPLY_ARRAY 2
 #define REDIS_REPLY_INTEGER 3