From 4e3fa2ebad17594b1667ff7513ea5150110f7bad Mon Sep 17 00:00:00 2001
From: shiyu1994 <shiyu_k1994@qq.com>
Date: Wed, 5 Jan 2022 11:05:44 +0800
Subject: [PATCH] apply patch for R4.2 on Windows (#4923)

---
 src/network/socket_wrapper.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/network/socket_wrapper.hpp b/src/network/socket_wrapper.hpp
index caa12c27913..e4d63c434fc 100644
--- a/src/network/socket_wrapper.hpp
+++ b/src/network/socket_wrapper.hpp
@@ -60,6 +60,9 @@ const int INVALID_SOCKET = -1;
 #endif
 
 #ifdef _WIN32
+#ifndef _UCRT
+// Recent MinGW has inet_pton, which then causes compiler error in
+// combination with this replacement.
 #ifndef _MSC_VER
 // not using visual studio in windows
 inline int inet_pton(int af, const char *src, void *dst) {
@@ -86,6 +89,7 @@ inline int inet_pton(int af, const char *src, void *dst) {
 }
 #endif
 #endif
+#endif
 
 #define MALLOC(x) HeapAlloc(GetProcessHeap(), 0, (x))
 #define FREE(x) HeapFree(GetProcessHeap(), 0, (x))