From 40fefb20d0d2d11a39a5cc69d08db25c95b20a16 Mon Sep 17 00:00:00 2001
From: ABC <abc@openwall.com>
Date: Tue, 10 May 2022 00:58:02 +0300
Subject: [PATCH 12/17] compat: Fix __has_attribute usage

Fixes: #195
Link: https://github.com/aabc/ipt-netflow/issues/195
---
 compat.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compat.h b/compat.h
index 847117f..8461c3d 100644
--- a/compat.h
+++ b/compat.h
@@ -774,7 +774,7 @@ struct module *find_module(const char *name)
 /* Copy from 294f69e662d1 ("compiler_attributes.h: Add 'fallthrough' pseudo
  * keyword for switch/case use") */
 #ifndef fallthrough
-# if __has_attribute(__fallthrough__)
+# if defined __has_attribute && __has_attribute(__fallthrough__)
 #  define fallthrough			__attribute__((__fallthrough__))
 # else
 #  define fallthrough			do {} while (0)  /* fallthrough */
-- 
2.39.5