From 00215e5bc0f046b0da8af5f5955b13ee8d915d51 Mon Sep 17 00:00:00 2001
From: Andreas Rammhold <andreas@rammhold.de>
Date: Sat, 7 Mar 2020 23:29:37 +0100
Subject: [PATCH] nixos/networkd: support PrefixDelegationHint in DHCPv6
 section

With sytemd v244 we will have support for this option.
---
 nixos/modules/system/boot/networkd.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nixos/modules/system/boot/networkd.nix b/nixos/modules/system/boot/networkd.nix
index b06808fd64a0..9b34b12e73a5 100644
--- a/nixos/modules/system/boot/networkd.nix
+++ b/nixos/modules/system/boot/networkd.nix
@@ -303,6 +303,7 @@ let
   checkDhcpV6 = checkUnitConfig "DHCPv6" [
     (assertOnlyFields [
       "UseDns" "UseNTP" "RapidCommit" "ForceDHCPv6PDOtherInformation"
+      "PrefixDelegationHint"
     ])
     (assertValueOneOf "UseDNS" boolValues)
     (assertValueOneOf "UseNTP" boolValues)