diff --git a/mozilla/netwerk/base/tests/urltest.cpp b/mozilla/netwerk/base/tests/urltest.cpp
index 2f632a033a9..e97c5f34759 100644
--- a/mozilla/netwerk/base/tests/urltest.cpp
+++ b/mozilla/netwerk/base/tests/urltest.cpp
@@ -23,7 +23,7 @@
 #include <stdio.h>
 #include <assert.h>
 
-#ifdef XP_PC
+#ifdef XP_WIN
 #include <windows.h>
 #endif
 
diff --git a/mozilla/netwerk/test/TestSocketIO.cpp b/mozilla/netwerk/test/TestSocketIO.cpp
index 35649b29e73..7e297a7eb29 100644
--- a/mozilla/netwerk/test/TestSocketIO.cpp
+++ b/mozilla/netwerk/test/TestSocketIO.cpp
@@ -17,7 +17,7 @@
  */
 #include <stdio.h>
 
-#ifdef XP_PC
+#ifdef XP_WIN
 #include <windows.h>
 #endif
 
diff --git a/mozilla/netwerk/test/TestSocketInput.cpp b/mozilla/netwerk/test/TestSocketInput.cpp
index d7c572313cf..176b52b49e6 100644
--- a/mozilla/netwerk/test/TestSocketInput.cpp
+++ b/mozilla/netwerk/test/TestSocketInput.cpp
@@ -16,7 +16,10 @@
  * Reserved.
  */
 #include "stdio.h"
+
+#ifdef XP_WIN
 #include <windows.h>
+#endif
 
 #include "nscore.h"
 #include "nsXPComCIID.h"
diff --git a/mozilla/netwerk/test/nettest.cpp b/mozilla/netwerk/test/nettest.cpp
index e13dc09a283..4ef948a47f4 100644
--- a/mozilla/netwerk/test/nettest.cpp
+++ b/mozilla/netwerk/test/nettest.cpp
@@ -19,7 +19,7 @@
 #include <stdio.h>
 #include <assert.h>
 
-#ifdef XP_PC
+#ifdef XP_WIN
 #include <windows.h>
 #endif