From 9e3be06c98291eaff59f5feafe8622367a46c3f7 Mon Sep 17 00:00:00 2001
From: Adam Sampson <ats@offog.org>
Date: Sat, 5 Jul 2025 16:50:37 +0100
Subject: [PATCH 2/4] Make Cc_hdy_handler's definition C23-compatible

() means (void) in C23, so the existing definition breaks compilation
with GCC 15 unless an older -std is specified explicitly.
---
 src/hd-defs.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hd-defs.h b/src/hd-defs.h
index 394e20e..b123025 100644
--- a/src/hd-defs.h
+++ b/src/hd-defs.h
@@ -683,7 +683,7 @@ typedef struct country_code_type
   char *cc_info;
 
   /* The country code specific holiday handling function. */
-  void (*Cc_hdy_handler) ();
+  void (*Cc_hdy_handler) (Bool *, const Bool, int, const int, int *, const int, const int);
 }
 Cc_struct;
 
-- 
2.50.0