--- ray/src/common/plocate.h	1991/11/12 17:00:42	2.1
+++ ray/src/common/plocate.h	1993/12/19 21:06:43	2.2
@@ -8,7 +8,7 @@
  *     8/28/85
  */
 
-#define  EPSILON	1e-6		/* acceptable location error */
+#define  EPSILON	FTINY		/* acceptable location error */
 
 #define  XPOS		03		/* x position mask */
 #define  YPOS		014		/* y position mask */