From fec99bfb866f6486fc42d8b24aac5a1602dab16b Mon Sep 17 00:00:00 2001
From: nhmall <nhmall@nethack.org>
Date: Tue, 29 Oct 2024 19:30:09 -0400
Subject: [PATCH] follow-up: parameter UNUSED as in most of NetHack

---
 util/dlb_main.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/util/dlb_main.c b/util/dlb_main.c
index 67a485088..27310b303 100644
--- a/util/dlb_main.c
+++ b/util/dlb_main.c
@@ -134,10 +134,8 @@ Write(int out, char *buf, long len)
 
 /* open_library(dlb.c) needs this (which normally comes from src/files.c) */
 FILE *
-fopen_datafile(const char *filename, const char *mode, int prefix)
+fopen_datafile(const char *filename, const char *mode, int prefix UNUSED)
 {
-    prefix = !prefix; /* not needed, silence compiler */
-
     return fopen(filename, mode);
 }