diff --git a/src/network/qnetworkcommon_p.h b/src/network/qnetworkcommon_p.h
index 568bce83d..0521d494c 100644
--- a/src/network/qnetworkcommon_p.h
+++ b/src/network/qnetworkcommon_p.h
@@ -23,19 +23,6 @@ static void downloadBufferDeleter(char *ptr)
     delete[] ptr;
 }
 
-/*
-   Returns the difference between msecs and elapsed. If msecs is -1,
-   however, -1 is returned.
-*/
-static int qt_timeout_value(int msecs, int elapsed)
-{
-    if (msecs == -1)
-        return -1;
-
-    int timeout = msecs - elapsed;
-    return timeout < 0 ? 0 : timeout;
-}
-
 QT_END_NAMESPACE
 
 #endif // QNETWORKCOMMON_H
diff --git a/src/network/socket/qabstractsocket.cpp b/src/network/socket/qabstractsocket.cpp
index 492d0c1a4..62c6f74df 100644
--- a/src/network/socket/qabstractsocket.cpp
+++ b/src/network/socket/qabstractsocket.cpp
@@ -380,6 +380,7 @@
 #include <qscopedvaluerollback.h>
 #include <qsslsocket.h>
 #include <qthread_p.h>
+#include <qcore_unix_p.h>
 #include "qnetworkcommon_p.h"
 
 #ifdef QABSTRACTSOCKET_DEBUG
diff --git a/src/network/socket/qhttpsocketengine.cpp b/src/network/socket/qhttpsocketengine.cpp
index ce546f4dc..e35440d83 100644
--- a/src/network/socket/qhttpsocketengine.cpp
+++ b/src/network/socket/qhttpsocketengine.cpp
@@ -46,6 +46,7 @@
 #include "qhttp.h"
 #include "qelapsedtimer.h"
 #include "qnetworkinterface.h"
+#include "qcore_unix_p.h"
 #include "qnetworkcommon_p.h"
 
 #if !defined(QT_NO_NETWORKPROXY) && !defined(QT_NO_HTTP)
diff --git a/src/network/socket/qsocks5socketengine.cpp b/src/network/socket/qsocks5socketengine.cpp
index 9bad5b3bf..46d776296 100644
--- a/src/network/socket/qsocks5socketengine.cpp
+++ b/src/network/socket/qsocks5socketengine.cpp
@@ -57,6 +57,7 @@
 #include "qauthenticator.h"
 #include "qendian.h"
 #include "qnetworkinterface.h"
+#include "qcore_unix_p.h"
 #include "qnetworkcommon_p.h"
 
 QT_BEGIN_NAMESPACE
diff --git a/src/network/ssl/qsslsocket.cpp b/src/network/ssl/qsslsocket.cpp
index 464cac3ea..a51bd2ef5 100644
--- a/src/network/ssl/qsslsocket.cpp
+++ b/src/network/ssl/qsslsocket.cpp
@@ -296,6 +296,7 @@
 #include "qsslsocket.h"
 #include "qsslsocket_openssl_p.h"
 #include "qsslconfiguration_p.h"
+#include "qcore_unix_p.h"
 #include "qnetworkcommon_p.h"
 
 #include <QtCore/qdebug.h>