From 814b5133e9aca90f1edb99c38a26e55cd7e50e19 Mon Sep 17 00:00:00 2001
From: Richard Levitte <levitte@openssl.org>
Date: Fri, 11 Jun 2021 04:55:03 +0200
Subject: [PATCH] apps/lib/s_socket.c: Alias getpid with _getpid for _WIN32

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/15710)
---
 apps/lib/s_socket.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/apps/lib/s_socket.c b/apps/lib/s_socket.c
index 36dbe615d2f..bddf16045ff 100644
--- a/apps/lib/s_socket.c
+++ b/apps/lib/s_socket.c
@@ -26,6 +26,15 @@
 typedef unsigned int u_int;
 #endif
 
+#ifdef _WIN32
+/*
+ * With MSVC, certain POSIX functions have been renamed to have an underscore
+ * prefix.
+ */
+# include <process.h>
+# define getpid _getpid
+#endif
+
 #ifndef OPENSSL_NO_SOCK
 
 # include "apps.h"
-- 
2.47.2