From ab7769e4b57741c654f1a815b006d6548104ba95 Mon Sep 17 00:00:00 2001
From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Date: Sat, 10 Nov 2012 22:24:56 +0100
Subject: [PATCH] Make IPv6 configurable

Add an autoconf check that verifies whether IPv6 is available or not,
and define the INET6 macro if available, instead of hardcoding it in
src/Makefile.am.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
 configure.in    |    3 +++
 src/Makefile.am |    2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/configure.in b/configure.in
index de1c730..57f0bf0 100644
--- a/configure.in
+++ b/configure.in
@@ -61,6 +61,9 @@ AC_ARG_ENABLE(libwrap,[ --enable-libwrap  Enables host name checking],
 	esac],[libwarp=false])
 AM_CONDITIONAL(LIBWRAP, test x$libwarp = xtrue)
 
+AC_CHECK_HEADER(netinet/ip6.h,
+        AC_DEFINE(INET6, 1, [Define to 1 if IPv6 is available]))
+
 AC_CONFIG_FILES([Makefile src/Makefile man/Makefile])
 AC_OUTPUT()
                                                                    
diff --git a/src/Makefile.am b/src/Makefile.am
index cc0a85b..3826eca 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,4 +1,4 @@
-INCLUDES = -I$(srcdir)/tirpc -DPORTMAP -DINET6 -DVERSION="\"$(VERSION)\"" \
+INCLUDES = -I$(srcdir)/tirpc -DPORTMAP -DVERSION="\"$(VERSION)\"" \
                                                 -D_GNU_SOURCE -Wall -pipe
 if DEBUG
 INCLUDES +=	-DRPCBIND_DEBUG -DSVC_RUN_DEBUG -DDEBUG_RMTCALL
-- 
1.7.9.5