--- ray/src/util/vwrays.c	2003/06/26 00:58:11	3.5
+++ ray/src/util/vwrays.c	2003/07/27 22:12:04	3.7
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: vwrays.c,v 3.5 2003/06/26 00:58:11 schorsch Exp $";
+static const char	RCSid[] = "$Id: vwrays.c,v 3.7 2003/07/27 22:12:04 schorsch Exp $";
 #endif
 /*
  * Compute rays corresponding to a given picture or view.
@@ -8,6 +8,7 @@ static const char	RCSid[] = "$Id: vwrays.c,v 3.5 2003/
 
 #include "standard.h"
 
+#include "platform.h"
 #include "view.h"
 
 extern int	putf(), putd(), puta();
@@ -99,7 +100,7 @@ char	*argv[];
 		default:
 			goto userr;
 		}
-	if (i > argc | i+2 < argc)
+	if ((i > argc) | (i+2 < argc))
 		goto userr;
 	if (i < argc) {
 		rval = viewfile(argv[i], &vw, &rs);