$OpenBSD: patch-gifread_c,v 1.2 2002/05/10 11:16:03 naddy Exp $
--- gifread.c.orig	Wed May  8 18:51:08 2002
+++ gifread.c	Wed May  8 18:52:01 2002
@@ -828,7 +828,7 @@ read_gif(Gif_Reader *grr, int read_flags
      default:
        if (!unknown_block_type) {
 	 char buf[256];
-	 sprintf(buf, "unknown block type %d at file offset %d", block, gifgetoffset(grr) - 1);
+	 snprintf(buf, sizeof(buf), "unknown block type %d at file offset %d", block, gifgetoffset(grr) - 1);
 	 gif_read_error(&gfc, buf);
 	 unknown_block_type = 1;
        }
