diff --git a/include/types/global.h b/include/types/global.h
index a87b407..5fca648 100644
--- a/include/types/global.h
+++ b/include/types/global.h
@@ -233,7 +233,7 @@
 extern const int one;
 extern const struct linger nolinger;
 extern int stopping;	/* non zero means stopping in progress */
-extern int killed;	/* non zero means a hard-stop is triggered */
+extern int killed;	/* >0 means a hard-stop is triggered, >1 means hard-stop immediately */
 extern char hostname[MAX_HOSTNAME_LEN];
 extern char localpeer[MAX_HOSTNAME_LEN];
 extern struct list global_listener_queue; /* list of the temporarily limited listeners */