--- ray/src/common/clip.c	1993/12/19 22:49:28	2.2
+++ ray/src/common/clip.c	2003/02/25 02:47:21	2.4
@@ -1,15 +1,12 @@
-/* Copyright (c) 1993 Regents of the University of California */
-
 #ifndef lint
-static char SCCSid[] = "$SunId$ LBL";
+static const char	RCSid[] = "$Id: clip.c,v 2.4 2003/02/25 02:47:21 greg Exp $";
 #endif
-
 /*
  *  clip.c - routine to clip 3D line segments to a box.
- *
- *     8/28/85
  */
 
+#include "copyright.h"
+
 #include  "fvect.h"
 
 #include  "plocate.h"
@@ -17,6 +14,7 @@ static char SCCSid[] = "$SunId$ LBL";
 #define MAXITER		6	/* maximum possible number of iterations */
 
 
+int
 clip(ep1, ep2, min, max)	/* clip a line segment to a box */
 FLOAT  *ep1, *ep2;
 FVECT  min, max;