From 76cb36993cfaa05152c4037690b3602ec868015f Mon Sep 17 00:00:00 2001
From: Nick Briggs <nicholas.h.briggs@gmail.com>
Date: Sun, 11 Dec 2022 19:06:18 -0800
Subject: [PATCH] fix warning: a function declaration without a prototype is
 deprecated in all versions of C

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

diff --git a/src/unixfork.c b/src/unixfork.c
index aa00fed..3b9dce1 100644
--- a/src/unixfork.c
+++ b/src/unixfork.c
@@ -192,7 +192,7 @@ of the packet received except:
    C:        Always the same
 */
 
-int fork_Unix() {
+int fork_Unix(void) {
   int LispToUnix[2], /* Incoming pipe from LISP */
       UnixToLisp[2], /* Outgoing pipe to LISP */
       UnixPID, LispPipeIn, LispPipeOut, slot;