From 25eeefb7d1d89bc19d23135e45ac37258fc8c3f7 Mon Sep 17 00:00:00 2001
From: Greg Hellings <greg.hellings@gmail.com>
Date: Mon, 2 Feb 2026 13:41:48 -0600
Subject: [PATCH] libev: Enable cross-build for mingw

---
 pkgs/by-name/li/libev/package.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/by-name/li/libev/package.nix b/pkgs/by-name/li/libev/package.nix
index 86462cc5380f..d92fac702b70 100644
--- a/pkgs/by-name/li/libev/package.nix
+++ b/pkgs/by-name/li/libev/package.nix
@@ -36,7 +36,11 @@ stdenv.mkDerivation rec {
 
   makeFlags =
     # doing this in configureFlags causes configure to fail
-    lib.optional (!static && stdenv.hostPlatform.isCygwin) "LDFLAGS=-no-undefined";
+    (lib.optional (!static && stdenv.hostPlatform.isCygwin) "LDFLAGS+=-no-undefined")
+    ++ (lib.optionals (!static && stdenv.hostPlatform.isWindows) [
+      "LDFLAGS+=-no-undefined"
+      "LDFLAGS+=-lws2_32"
+    ]);
 
   meta = {
     description = "High-performance event loop/event model with lots of features";