diff --git a/src/am_map.h b/src/am_map.h
index 4e8c782a9..d59532819 100644
--- a/src/am_map.h
+++ b/src/am_map.h
@@ -26,11 +26,6 @@ typedef struct
 	fpoint_t a, b;
 } fline_t;
 
-// Used by ST StatusBar stuff.
-#define AM_MSGHEADER (('a'<<24)+('m'<<16))
-#define AM_MSGENTERED (AM_MSGHEADER | ('e'<<8))
-#define AM_MSGEXITED (AM_MSGHEADER | ('x'<<8))
-
 extern boolean am_recalc; // true if screen size changes
 extern boolean automapactive; // In AutoMap mode?