--- ray/src/hd/rhd_qtree.c	2003/06/20 00:25:49	3.22
+++ ray/src/hd/rhd_qtree.c	2003/07/21 22:30:18	3.24
@@ -1,10 +1,12 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: rhd_qtree.c,v 3.22 2003/06/20 00:25:49 greg Exp $";
+static const char	RCSid[] = "$Id: rhd_qtree.c,v 3.24 2003/07/21 22:30:18 schorsch Exp $";
 #endif
 /*
  * Quadtree driver support routines.
  */
 
+#include <string.h>
+
 #include "standard.h"
 #include "rhd_qtree.h"
 				/* quantity of leaves to free at a time */
@@ -81,7 +83,7 @@ int	really;
 	nexttwig = 0;
 	if (!really) {		/* just clear allocated blocks */
 		while (i--)
-			bzero((char *)twigbundle[i], TBUNDLESIZ*sizeof(RTREE));
+			memset((char *)twigbundle[i], '\0', TBUNDLESIZ*sizeof(RTREE));
 		return;
 	}
 				/* else "really" means free up memory */
@@ -317,7 +319,7 @@ int	drop;
 		tp->k[q].li = lo;
 	}
 dropit:
-	if (drop)
+	if (drop) {
 		if (li+1 == (qtL.tl ? qtL.tl : qtL.nl))
 			qtL.tl = li;		/* special case */
 		else {
@@ -325,6 +327,7 @@ dropit:
 			qtL.wd[li] = falleaves;
 			falleaves = li;
 		}
+	}
 	return(li == lo);
 }