From 8311e1105fde2e1318c5e5acb567179ea70b3d1f Mon Sep 17 00:00:00 2001
From: yhirose <yuji.hirose.bug@gmail.com>
Date: Thu, 16 Jan 2025 23:26:04 -0500
Subject: [PATCH] Fix Windows build problem

---
 httplib.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/httplib.h b/httplib.h
index 7ef7369782..c5c8f3f278 100644
--- a/httplib.h
+++ b/httplib.h
@@ -2054,6 +2054,10 @@ inline uint64_t Response::get_header_value_u64(const std::string &key,
 
 inline void default_socket_options(socket_t sock) {
   int opt = 1;
+#ifdef _WIN32
+  setsockopt(sock, SOL_SOCKET, SO_REUSEADDR,
+             reinterpret_cast<const char *>(&opt), sizeof(opt));
+#else
 #ifdef SO_REUSEPORT
   setsockopt(sock, SOL_SOCKET, SO_REUSEPORT,
              reinterpret_cast<const void *>(&opt), sizeof(opt));
@@ -2061,6 +2065,7 @@ inline void default_socket_options(socket_t sock) {
   setsockopt(sock, SOL_SOCKET, SO_REUSEADDR,
              reinterpret_cast<const void *>(&opt), sizeof(opt));
 #endif
+#endif
 }
 
 inline const char *status_message(int status) {