--- ray/src/px/x11image.c	1992/10/12 12:59:22	2.13
+++ ray/src/px/x11image.c	1992/10/12 16:24:02	2.14
@@ -109,10 +109,9 @@ extern long  ftell();
 
 extern char  *malloc(), *calloc();
 
-extern double  pow(), log();
-
 Display  *thedisplay;
 
+
 main(argc, argv)
 int  argc;
 char  *argv[];
@@ -308,20 +307,6 @@ char  *err;
 }
 
 
-eputs(s)
-char	*s;
-{
-	fputs(s, stderr);
-}
-
-
-quit(code)
-int  code;
-{
-	exit(code);
-}
-
-
 static int
 viscmp(v1,v2)		/* compare visual to see which is better, descending */
 register XVisualInfo	*v1, *v2;
@@ -896,7 +881,7 @@ getgrey()			/* get greyscale data */
 	}
 	for (x = 0; x < maxcolors; x++)
 		clrtab[x][RED] = clrtab[x][GRN] =
-			clrtab[x][BLU] = (x*256+maxcolors/2)/maxcolors;
+			clrtab[x][BLU] = ((long)x*256+maxcolors/2)/maxcolors;
 }