--- ray/src/px/ximage.c	1990/01/08 14:47:11	1.21
+++ ray/src/px/ximage.c	1990/01/18 23:58:26	1.22
@@ -673,7 +673,7 @@ picwriteline(y, l)		/* add 8-bit scanline to image */
 int  y;
 pixel  *l;
 {
-	bcopy(l, ourras->data.bz+BZPixmapSize(xmax,y), BZPixmapSize(xmax,1));
+	bcopy((char *)l, (char *)ourras->data.bz+BZPixmapSize(xmax,y), BZPixmapSize(xmax,1));
 }