From 8478376a86c6555f4df2f130f9d8bd935ec211e5 Mon Sep 17 00:00:00 2001
From: Bryan Hundven <bryanhundven@gmail.com>
Date: Sun, 22 Nov 2015 22:18:08 -0800
Subject: uClibc: Add kconfig option to enable IPv6 support

This commit adds a kconfig option to enable IPv6 support.

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>

diff --git a/config/libc/uClibc.in.2 b/config/libc/uClibc.in.2
index 1e33db4..3a5fe34 100644
--- a/config/libc/uClibc.in.2
+++ b/config/libc/uClibc.in.2
@@ -59,6 +59,12 @@ config LIBC_UCLIBC_LOCALES_PREGEN_DATA
       If so, please report the issue, so we can default this
       to off if too many people complain.
 
+config LIBC_UCLIBC_IPV6
+    bool
+    prompt "Add support for IPv6"
+    help
+      Say y if you want uClibc to support IPv6.
+
 config LIBC_UCLIBC_WCHAR
     bool
     prompt "Add support for WCHAR"
diff --git a/scripts/build/libc/uClibc.sh b/scripts/build/libc/uClibc.sh
index 1868a79..f5b871c 100644
--- a/scripts/build/libc/uClibc.sh
+++ b/scripts/build/libc/uClibc.sh
@@ -427,6 +427,13 @@ manage_uClibc_config() {
         CT_KconfigDisableOption "UCLIBC_HAS_WCHAR" "${dst}"
     fi
 
+    # IPv6 support
+    if [ "${CT_LIBC_UCLIBC_IPV6}" = "y" ]; then
+        CT_KconfigEnableOption "UCLIBC_HAS_IPV6" "${dst}"
+    else
+        CT_KconfigDisableOption "UCLIBC_HAS_IPV6" "${dst}"
+    fi
+
     # Force on options needed for C++ if we'll be making a C++ compiler.
     # I'm not sure locales are a requirement for doing C++... Are they?
     if [ "${CT_CC_LANG_CXX}" = "y" ]; then
-- 
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