From 0d5da6a3ad41ed5987b290e24431e1c7db1ebb5f Mon Sep 17 00:00:00 2001
From: Cole Helbling <cole.e.helbling@outlook.com>
Date: Thu, 7 Apr 2022 11:16:40 -0700
Subject: [PATCH] civetweb: enable IPv6

It's disabled by default...

This is necessary for prometheus-cpp to use IPv6 addresses (e.g.
`[::]:9999`).
---
 pkgs/development/libraries/civetweb/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/civetweb/default.nix b/pkgs/development/libraries/civetweb/default.nix
index bf737972612..3222702f5a1 100644
--- a/pkgs/development/libraries/civetweb/default.nix
+++ b/pkgs/development/libraries/civetweb/default.nix
@@ -30,8 +30,9 @@ stdenv.mkDerivation rec {
   '';
 
   cmakeFlags = [
-    "-DCIVETWEB_ENABLE_CXX=ON"
     "-DBUILD_SHARED_LIBS=ON"
+    "-DCIVETWEB_ENABLE_CXX=ON"
+    "-DCIVETWEB_ENABLE_IPV6=ON"
 
     # The civetweb unit tests rely on downloading their fork of libcheck.
     "-DCIVETWEB_BUILD_TESTING=OFF"