From 050b3a15bc00a31968cbdcf627692c1eb2ca3219 Mon Sep 17 00:00:00 2001
From: Sandro <devel@penguinpee.nl>
Date: Wed, 12 Mar 2025 23:44:55 +0100
Subject: [PATCH] Set C standard to C17 explicitely

GCC 15 uses C23 by default. But `libmilter` is not compatible, yet.
This breaks the build as `bool` is a keyword in C23 (issue #68).
---
 setup.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index 958feee..a6fe2a0 100644
--- a/setup.py
+++ b/setup.py
@@ -36,7 +36,10 @@
 	    # set MAX_ML_REPLY to 1 for sendmail < 8.13
 	    define_macros = [ ('MAX_ML_REPLY',32) ],
             # save lots of debugging time testing rfc2553 compliance
-            extra_compile_args = [ "-Werror=implicit-function-declaration" ]
+            extra_compile_args = [
+                "-Werror=implicit-function-declaration",
+                "-std=gnu17",
+            ]
 	  ),
 	],
 	keywords = ['sendmail','milter'],