1 files changed, 1 insertions, 0 deletions
diff --git a/wctdm.h b/wctdm.h
index 31cbae9..9624dd8 100755
--- a/wctdm.h
+++ b/wctdm.h
@@ -48,4 +48,5 @@ struct wctdm_regop {
 #define WCTDM_GET_STATS	_IOR (ZT_CODE, 60, struct wctdm_stats)
 #define WCTDM_GET_REGS	_IOR (ZT_CODE, 61, struct wctdm_regs)
 #define WCTDM_SET_REG	_IOW (ZT_CODE, 62, struct wctdm_regop)
+#define WCTDM_SET_ECHOZONE _IOW (ZT_CODE, 63, int)