1 files changed, 1 insertions, 0 deletions
diff --git a/XI.h b/XI.h
index 1701828..3cf5180 100644
--- a/XI.h
+++ b/XI.h
@@ -279,6 +279,7 @@ SOFTWARE.
 #define WindowAccessNoRule       0
 #define WindowAccessKeepRule     1
 #define WindowAccessDenyAll      2
+#define WindowAccessAllowAll     3
 
 /* Flags for ChangeWindowAccess. */
 #define WindowAccessClearNone    0