diff --git a/sys/sent.h b/sys/sent.h
new file mode 100644
index 0000000..179bef2
--- /dev/null
+++ b/sys/sent.h
@@ -0,0 +1,10 @@
+#ifndef LPC_SENT_H_
+#define LPC_SENT_H_
+
+#define SENT_PLAIN	0
+#define SENT_SHORT_VERB	1
+#define SENT_NO_SPACE	2
+#define SENT_NO_VERB	3
+#define SENT_MARKER	4
+
+#endif