From 434067770a1448e8abb953a3bccde793f3388985 Mon Sep 17 00:00:00 2001
From: Nick Briggs <nicholas.h.briggs@gmail.com>
Date: Sun, 11 Dec 2022 18:38:51 -0800
Subject: [PATCH] fix warning: a function declaration without a prototype is
 deprecated in all versions of C

---
 src/dspsubrs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/dspsubrs.c b/src/dspsubrs.c
index 418e70d..d2f87dc 100644
--- a/src/dspsubrs.c
+++ b/src/dspsubrs.c
@@ -148,7 +148,7 @@ extern int for_makeinit;
 extern int Current_Hot_X, Current_Hot_Y;
 #endif /* XWINDOW */
 
-void flip_cursor() {
+void flip_cursor(void) {
   DLword *word;
   int cnt;
   extern int ScreenLocked;