From b782b01c290fbc4f67e0030cb534f8238383329f Mon Sep 17 00:00:00 2001
From: Rodrigo Arias Mallo <rodarima@gmail.com>
Date: Fri, 11 Jul 2025 22:09:42 +0200
Subject: Report if IPv6 support is enabled with the -v flag

The IPv6 support is stored in the config.h header file, instead of being
passed with the -D flag, so it is easier to read from version.cc.
---
 src/IO/http.c  | 2 +-
 src/dns.c      | 1 +
 src/dns.h      | 1 +
 src/version.cc | 5 +++++
 4 files changed, 8 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/IO/http.c b/src/IO/http.c
index d552664d..7050c7dd 100644
--- a/src/IO/http.c
+++ b/src/IO/http.c
@@ -15,7 +15,7 @@
  */
 
 
-#include <config.h>
+#include "config.h"
 
 #include <ctype.h>              /* isdigit */
 #include <unistd.h>
diff --git a/src/dns.c b/src/dns.c
index 188ee691..c9bc76dd 100644
--- a/src/dns.c
+++ b/src/dns.c
@@ -13,6 +13,7 @@
  * Non blocking pthread-handled Dns scheme
  */
 
+#include "config.h"
 
 /*
  * Uncomment the following line for debugging or gprof profiling.
diff --git a/src/dns.h b/src/dns.h
index 61ae6410..ad707998 100644
--- a/src/dns.h
+++ b/src/dns.h
@@ -1,6 +1,7 @@
 #ifndef __DNS_H__
 #define __DNS_H__
 
+#include "config.h"
 #include <netinet/in.h>
 
 #ifdef __cplusplus
diff --git a/src/version.cc b/src/version.cc
index 18eb5019..e1eb30c3 100644
--- a/src/version.cc
+++ b/src/version.cc
@@ -140,6 +140,11 @@ static void print_features()
          " +TLS"
 #else
          " -TLS"
+#endif
+#ifdef ENABLE_IPV6
+         " +IPV6"
+#else
+         " -IPV6"
 #endif
          "\n");
 }
-- 
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