--- ray/src/px/clrtab.c	2003/02/22 02:07:27	2.12
+++ ray/src/px/clrtab.c	2003/07/27 22:12:03	2.16
@@ -1,13 +1,17 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: clrtab.c,v 2.12 2003/02/22 02:07:27 greg Exp $";
+static const char	RCSid[] = "$Id: clrtab.c,v 2.16 2003/07/27 22:12:03 schorsch Exp $";
 #endif
 /*
  * Simple median-cut color quantization based on colortab.c
  */
 
-#include "standard.h"
+#include "copyright.h"
 
+#include <string.h>
+
+#include "standard.h"
 #include "color.h"
+
 				/* histogram resolution */
 #define NRED		36
 #define NGRN		48
@@ -45,7 +49,7 @@ static unsigned	dist();
 new_histo(n)		/* clear our histogram */
 int	n;
 {
-	bzero((char *)histo, sizeof(histo));
+	memset((void *)histo, '\0', sizeof(histo));
 	return(0);
 }
 
@@ -130,7 +134,7 @@ int	n;
 			return;
 		}
 		N = n;
-		bzero((char *)cerr, 3*N*sizeof(short));
+		memset((void *)cerr, '\0', 3*N*sizeof(short));
 	}
 	err[0] = err[1] = err[2] = 0;
 	for (x = 0; x < n; x++) {
@@ -169,7 +173,7 @@ int	c0, c1;
 	}
 					/* split box */
 	branch = split(box);
-	bcopy((char *)box, (char *)kb, sizeof(kb));
+	memcpy((void *)kb, (void *)box, sizeof(kb));
 						/* do left (lesser) branch */
 	kb[prim(branch)][1] = part(branch);
 	cut(kb, c0, (c0+c1)>>1);
@@ -253,7 +257,7 @@ register int	box[3][2];
 	for (r = box[RED][0]; r < box[RED][1]; r++)
 	    for (g = box[GRN][0]; g < box[GRN][1]; g++)
 	    	for (b = box[BLU][0]; b < box[BLU][1]; b++) {
-	    	    if (c = histo[r][g][b]) {
+	    	    if ( (c = histo[r][g][b]) ) {
 			n += c;
 			sum[RED] += (long)c*r;
 			sum[GRN] += (long)c*g;
@@ -337,7 +341,8 @@ int	j;
 		if (nl[i][t] == i) {		/* add to list */
 			nl[i][t++] = j;
 			if (t % NBSIZ == 0) {	/* enlarge list */
-				if ((nnl = realloc(nl[i], t+NBSIZ)) == NULL)
+				if ((nnl = realloc((void *)nl[i],
+						t+NBSIZ)) == NULL)
 					t--;
 				else
 					nl[i] = (BYTE *)nnl;