--- ray/src/hd/rhdriver.h	1997/11/20 18:06:16	3.2
+++ ray/src/hd/rhdriver.h	1997/11/21 15:11:43	3.3
@@ -20,6 +20,7 @@ extern struct driver {
 #define DEV_NEWVIEW	02	/* view change (new view in odev.v) */
 #define DEV_NEWSIZE	04	/* device resolution change */
 #define DEV_WAIT	010	/* pause computation and wait for input */
+#define	DEV_RESUME	020	/* resume after pause */
 
 
 /************************************************************************