1 files changed, 3 insertions, 0 deletions
diff --git a/zaptel.h b/zaptel.h
index 56369c9..0f862e9 100644
--- a/zaptel.h
+++ b/zaptel.h
@@ -924,6 +924,9 @@ struct zt_tone_def {		/* Structure for zone programming */
 /* Echo can disabled event */
 #define ZT_EVENT_EC_DISABLED 19
 
+/* Channel was disconnected. Hint user to close channel */
+#define ZT_EVENT_REMOVED   20
+
 #define ZT_EVENT_PULSEDIGIT (1 << 16)	/* This is OR'd with the digit received */
 #define ZT_EVENT_DTMFDOWN  (1 << 17)	/* Ditto for DTMF key down event */
 #define ZT_EVENT_DTMFUP (1 << 18)	/* Ditto for DTMF key up event */