$NetBSD: patch-ac,v 1.1 2008/03/05 04:00:01 jlam Exp $

--- bc/scan.l.orig	2000-09-13 14:25:47.000000000 -0400
+++ bc/scan.l
@@ -143,7 +143,7 @@ static int   rl_len = 0;
 
 /* Definitions for readline access. */
 extern FILE *rl_instream;
-_PROTOTYPE(char *readline, (char *));
+_PROTOTYPE(char *readline, (const char *));
 
 /* rl_input puts upto MAX characters into BUF with the number put in
    BUF placed in *RESULT.  If the yy input file is the same as