3 files changed, 5 insertions, 5 deletions
diff --git a/src/tools/tor-fw-helper/tor-fw-helper-natpmp.c b/src/tools/tor-fw-helper/tor-fw-helper-natpmp.c
index a3a52d103..ed79fd252 100644
--- a/src/tools/tor-fw-helper/tor-fw-helper-natpmp.c
+++ b/src/tools/tor-fw-helper/tor-fw-helper-natpmp.c
@@ -9,14 +9,14 @@
 
 #include "orconfig.h"
 #ifdef NAT_PMP
-#ifdef MS_WINDOWS
+#ifdef _WIN32
 #define STATICLIB
 #endif
 #include <stdint.h>
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
-#ifndef MS_WINDOWS
+#ifndef _WIN32
 #include <arpa/inet.h>
 #endif
 
diff --git a/src/tools/tor-fw-helper/tor-fw-helper-upnp.c b/src/tools/tor-fw-helper/tor-fw-helper-upnp.c
index c4b14a84e..442eae514 100644
--- a/src/tools/tor-fw-helper/tor-fw-helper-upnp.c
+++ b/src/tools/tor-fw-helper/tor-fw-helper-upnp.c
@@ -9,7 +9,7 @@
 
 #include "orconfig.h"
 #ifdef MINIUPNPC
-#ifdef MS_WINDOWS
+#ifdef _WIN32
 #define STATICLIB
 #endif
 #include <stdint.h>
diff --git a/src/tools/tor-fw-helper/tor-fw-helper.c b/src/tools/tor-fw-helper/tor-fw-helper.c
index 002239745..ea5ae7ffa 100644
--- a/src/tools/tor-fw-helper/tor-fw-helper.c
+++ b/src/tools/tor-fw-helper/tor-fw-helper.c
@@ -21,7 +21,7 @@
 #include <time.h>
 #include <string.h>
 
-#ifdef MS_WINDOWS
+#ifdef _WIN32
 #include <winsock2.h>
 #endif
 
@@ -229,7 +229,7 @@ tor_fw_add_dir_port(tor_fw_options_t *tor_fw_options,
 static int
 network_init(void)
 {
-#ifdef MS_WINDOWS
+#ifdef _WIN32
   /* This silly exercise is necessary before windows will allow
    * gethostbyname to work. */
   WSADATA WSAData;