--- ray/src/rt/rpict.c	1990/03/27 11:40:07	1.20
+++ ray/src/rt/rpict.c	1990/06/26 09:00:12	1.21
@@ -235,7 +235,6 @@ int  xres, y, ysize;
 	COLOR  vline[MAXDIV+1];
 	float  zline[MAXDIV+1];
 	int  b = ysize;
-	double  z;
 	register int  i, j;
 	
 	for (i = 0; i < xres; i++) {