--- ray/src/hd/rhd_qtree2r.c	1997/11/26 20:13:10	3.3
+++ ray/src/hd/rhd_qtree2r.c	2003/07/27 22:12:02	3.5
@@ -1,9 +1,6 @@
-/* Copyright (c) 1997 Silicon Graphics, Inc. */
-
 #ifndef lint
-static char SCCSid[] = "$SunId$ SGI";
+static const char	RCSid[] = "$Id: rhd_qtree2r.c,v 3.5 2003/07/27 22:12:02 schorsch Exp $";
 #endif
-
 /*
  * Quadtree display support routines for rectangle output.
  */
@@ -115,8 +112,8 @@ int	x0, y0, x1, y1;
 
 	if (is_stump(&qtrunk))
 		return;
-	if (!qtMapLeaves((lim[0][0]=x0) <= 0 & (lim[1][0]=y0) <= 0 &
-		(lim[0][1]=x1) >= odev.hres-1 & (lim[1][1]=y1) >= odev.vres-1))
+	if (!qtMapLeaves(((lim[0][0]=x0) <= 0) & ((lim[1][0]=y0) <= 0) &
+		((lim[0][1]=x1) >= odev.hres-1) & ((lim[1][1]=y1) >= odev.vres-1)))
 		return;
 	redraw(&qtrunk, 0, 0, odev.hres, odev.vres, lim);
 }