diff --git a/appmenu/glowbar.h b/appmenu/glowbar.h
index 2d86fc47..5a51beb9 100644
--- a/appmenu/glowbar.h
+++ b/appmenu/glowbar.h
@@ -48,4 +48,4 @@ private:
     Plasma::Svg *m_svg;
     QPixmap m_buffer;
 };
-#endif
\ No newline at end of file
+#endif
diff --git a/drkonqi/drkonqibackends.cpp b/drkonqi/drkonqibackends.cpp
index 064d07d4..eea710bb 100644
--- a/drkonqi/drkonqibackends.cpp
+++ b/drkonqi/drkonqibackends.cpp
@@ -168,11 +168,7 @@ DebuggerManager *KCrashBackend::constructDebuggerManager()
 {
     QList<Debugger> internalDebuggers = Debugger::availableInternalDebuggers("KCrash");
     KConfigGroup config(KGlobal::config(), "DrKonqi");
-#ifndef Q_OS_WIN
     QString defaultDebuggerName = config.readEntry("Debugger", QString("gdb"));
-#else
-    QString defaultDebuggerName = config.readEntry("Debugger", QString("kdbgwin"));
-#endif
 
     Debugger firstKnownGoodDebugger, preferredDebugger;
     foreach (const Debugger & debugger, internalDebuggers) {
diff --git a/drkonqi/main.cpp b/drkonqi/main.cpp
index 4deed2c9..d461049f 100644
--- a/drkonqi/main.cpp
+++ b/drkonqi/main.cpp
@@ -43,7 +43,6 @@ static const char description[] = I18N_NOOP("The KDE Crash Handler gives the use
 
 int main(int argc, char* argv[])
 {
-#ifndef Q_OS_WIN //krazy:exclude=cpp
 // TODO - Investigate and fix this, or work around it as follows...
 // #if !defined(Q_OS_WIN) && !defined(Q_OS_MAC)
 // When starting Dr Konqi via kdeinit4, Apple OS X aborts us unconditionally for
@@ -53,7 +52,6 @@ int main(int argc, char* argv[])
     if (setuid(getuid()) < 0 && geteuid() != getuid()) {
         exit(255);
     }
-#endif
 
     // Prevent KApplication from setting the crash handler. We will set it later...
     setenv("KDE_DEBUG", "true", 1);
diff --git a/kcontrol/desktoppaths/globalpaths.cpp b/kcontrol/desktoppaths/globalpaths.cpp
index 845757af..de18ac55 100644
--- a/kcontrol/desktoppaths/globalpaths.cpp
+++ b/kcontrol/desktoppaths/globalpaths.cpp
@@ -151,13 +151,8 @@ void DesktopPathConfig::defaults()
 // the following method is copied from kdelibs/kdecore/config/kconfiggroup.cpp
 static bool cleanHomeDirPath( QString &path, const QString &homeDir )
 {
-#ifdef Q_WS_WIN //safer
-    if (!QDir::convertSeparators(path).startsWith(QDir::convertSeparators(homeDir)))
-        return false;
-#else
     if (!path.startsWith(homeDir))
         return false;
-#endif
 
     int len = homeDir.length();
     // replace by "$HOME" if possible
diff --git a/kcontrol/fonts/fonts.cpp b/kcontrol/fonts/fonts.cpp
index 67eccd47..0f8d1644 100644
--- a/kcontrol/fonts/fonts.cpp
+++ b/kcontrol/fonts/fonts.cpp
@@ -516,11 +516,7 @@ KFonts::KFonts(QWidget *parent, const QVariantList &args)
 
   // NOTE: keep in sync with kdelibs/kdeui/kernel/kglobalsettings.cpp
 
-#ifdef Q_WS_MAC
-  QFont f0("Lucida Grande", 13); // general/menu/desktop
-  QFont f1("Monaco", 10);
-  QFont f2("Lucida Grande", 11); // toolbar
-#elif defined(Q_WS_MAEMO_5) || defined(MEEGO_EDITION_HARMATTAN)
+#if   defined(Q_WS_MAEMO_5) || defined(MEEGO_EDITION_HARMATTAN)
   QFont f0("Sans Serif", 16); // general/menu/desktop
   QFont f1("Monospace", 16;
   QFont f2("Sans Serif", 16); // toolbar
diff --git a/kglobalaccel/globalshortcutsregistry.cpp b/kglobalaccel/globalshortcutsregistry.cpp
index 985ab31e..3f9ac3d5 100644
--- a/kglobalaccel/globalshortcutsregistry.cpp
+++ b/kglobalaccel/globalshortcutsregistry.cpp
@@ -35,8 +35,6 @@
 #include <QApplication>
 #elif defined(Q_WS_MACX)
 #include "kglobalaccel_mac.h"
-#elif defined(Q_WS_WIN)
-#include "kglobalaccel_win.h"
 #else
 #include "kglobalaccel_qws.h"
 #endif
diff --git a/kglobalaccel/kglobalaccel_mac.cpp b/kglobalaccel/kglobalaccel_mac.cpp
index 17e6a6de..d8c8ea6c 100644
--- a/kglobalaccel/kglobalaccel_mac.cpp
+++ b/kglobalaccel/kglobalaccel_mac.cpp
@@ -22,137 +22,3 @@
 
 #include <kdebug.h>
 
-#ifdef Q_WS_MAC
-
-#include <QMultiMap>
-#include <QList>
-
-#include "globalshortcutsregistry.h"
-#include "kkeyserver.h"
-
-OSStatus hotKeyEventHandler(EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void * inUserData)
-{
-    UInt32 eventKind = GetEventKind(inEvent);
-    if (eventKind == kEventRawKeyDown) {
-        UInt32 keycode;
-        if (GetEventParameter(inEvent, kEventParamKeyCode, typeUInt32, NULL, sizeof(keycode), NULL, &keycode) != noErr) {
-            kWarning(125) << "Error retrieving keycode parameter from event";
-        }
-        kDebug() << " key down, keycode = " << keycode;
-    } else if (eventKind == kEventHotKeyPressed) {
-        KGlobalAccelImpl* impl = static_cast<KGlobalAccelImpl *>(inUserData);
-        EventHotKeyID hotkey;
-        if (GetEventParameter(inEvent, kEventParamDirectObject, typeEventHotKeyID, NULL, sizeof(hotkey), NULL, &hotkey) != noErr) {
-            kWarning(125) << "Error retrieving hotkey parameter from event";
-            return eventNotHandledErr;
-        }
-        // Typecasts necesary to prevent a warning from gcc
-        return (impl->keyPressed(hotkey.id) ? (OSStatus) noErr : (OSStatus) eventNotHandledErr);
-    }
-    return eventNotHandledErr;
-}
- 
-void layoutChanged(CFNotificationCenterRef center, void *observer, CFStringRef name, const void *object, CFDictionaryRef userInfo) {
-    static_cast<KGlobalAccelImpl *>(observer)->keyboardLayoutChanged();
-}
-
-KGlobalAccelImpl::KGlobalAccelImpl(GlobalShortcutsRegistry* owner)
-	: m_owner(owner)
-    , m_eventTarget(GetApplicationEventTarget())
-    , m_eventHandler(NewEventHandlerUPP(hotKeyEventHandler))
-{
-    m_eventType[0].eventClass = kEventClassKeyboard;
-    m_eventType[0].eventKind = kEventHotKeyPressed; 
-    m_eventType[1].eventClass = kEventClassKeyboard; // only useful for testing, is not used because count passed in call to InstallEventHandler is 1
-    m_eventType[1].eventKind = kEventRawKeyDown;
-    refs = new QMap<int, QList<EventHotKeyRef> >();
-    
-    CFStringRef str = CFStringCreateWithCString(NULL, "AppleKeyboardPreferencesChangedNotification", kCFStringEncodingASCII);
-    if (str) {
-        CFNotificationCenterAddObserver(CFNotificationCenterGetDistributedCenter(), this, layoutChanged, str, NULL, CFNotificationSuspensionBehaviorHold);
-        CFRelease(str);
-    } else {
-        kWarning(125) << "Couldn't create CFString to register for keyboard notifications";
-    }
-}
-
-KGlobalAccelImpl::~KGlobalAccelImpl()
-{
-    DisposeEventHandlerUPP(hotKeyEventHandler);
-    CFNotificationCenterRemoveObserver(CFNotificationCenterGetDistributedCenter(), this, NULL, NULL);
-    delete refs;
-}
-
-bool KGlobalAccelImpl::grabKey( int keyQt, bool grab )
-{
-    if (grab) {
-        kDebug() << "Grabbing key " << keyQt;
-        QList<uint> keyCodes;
-        uint mod;
-        KKeyServer::keyQtToCodeMac( keyQt, keyCodes );
-        KKeyServer::keyQtToModMac( keyQt, mod );
-        
-        kDebug() << "keyQt: " << keyQt << " mod: " << mod;
-        foreach (uint keyCode, keyCodes) {
-            kDebug() << "  keyCode: " << keyCode;
-        }
-        
-        EventHotKeyID ehkid;
-        ehkid.signature = 'Kgai';
-        ehkid.id = keyQt;
-        QList<EventHotKeyRef> hotkeys;
-        foreach (uint keyCode, keyCodes) {
-            EventHotKeyRef ref;
-            if (RegisterEventHotKey(keyCode, mod, ehkid, m_eventTarget, 0, &ref) != noErr) {
-                kWarning(125) << "RegisterEventHotKey failed!";
-            }
-            hotkeys.append(ref);
-        }
-        refs->insert(keyQt, hotkeys);
-    } else {
-        kDebug() << "Ungrabbing key " << keyQt;
-        if (refs->count(keyQt) == 0) kWarning(125) << "Trying to ungrab a key thas is not grabbed";
-        foreach (const EventHotKeyRef &ref, refs->value(keyQt)) {
-            if (UnregisterEventHotKey(ref) != noErr) {
-                kWarning(125) << "UnregisterEventHotKey should not fail!";
-            }
-        }
-        refs->remove(keyQt);
-    }
-    return true;
-}
-
-void KGlobalAccelImpl::setEnabled(bool enable)
-{
-    if (enable) {
-        if (InstallEventHandler(m_eventTarget, m_eventHandler, 1, m_eventType, this, &m_curHandler) != noErr)
-            kWarning(125) << "InstallEventHandler failed!";
-    } else {
-        if (RemoveEventHandler(m_curHandler) != noErr)
-            kWarning(125) << "RemoveEventHandler failed!";
-    }
-}
-
-bool KGlobalAccelImpl::keyPressed( int key )
-{
-    return m_owner->keyPressed(key);
-}
-
-void KGlobalAccelImpl::keyboardLayoutChanged()
-{
-    // Keyboard layout might have changed, first ungrab all keys
-    QList<int> keys; // Array to store all the keys that were grabbed
-    while (!refs->empty()) {
-        int key = refs->begin().key();
-        keys.append(key);
-        grabKey(key, false);
-    }
-    // Now re-grab all the keys
-    foreach (int key, keys) {
-        grabKey(key, true);
-    }
-}
-
-#include "kglobalaccel_mac.moc"
-
-#endif // !Q_WS_MAC
diff --git a/kioslave/archive/kio_archive.cpp b/kioslave/archive/kio_archive.cpp
index 5fc1c70d..5a6b7d03 100644
--- a/kioslave/archive/kio_archive.cpp
+++ b/kioslave/archive/kio_archive.cpp
@@ -76,11 +76,7 @@ ArchiveProtocol::~ArchiveProtocol()
 
 bool ArchiveProtocol::checkNewFile( const KUrl & url, QString & path, KIO::Error& errorNum )
 {
-#ifndef Q_WS_WIN
     QString fullPath = url.path();
-#else
-    QString fullPath = url.path().remove(0, 1);
-#endif
     kDebug(7109) << "ArchiveProtocol::checkNewFile" << fullPath;
 
 
@@ -134,15 +130,10 @@ bool ArchiveProtocol::checkNewFile( const KUrl & url, QString & path, KIO::Error
         {
             archiveFile = tryPath;
             m_mtime = statbuf.st_mtime;
-#ifdef Q_WS_WIN // st_uid and st_gid provides no information
-            m_user.clear();
-            m_group.clear();
-#else
             KUser user(statbuf.st_uid);
             m_user = user.loginName();
             KUserGroup group(statbuf.st_gid);
             m_group = group.name();
-#endif
             path = fullPath.mid( pos + 1 );
             kDebug(7109).nospace() << "fullPath=" << fullPath << " path=" << path;
             len = path.length();
@@ -349,11 +340,7 @@ void ArchiveProtocol::stat( const KUrl & url )
         kDebug( 7109 ).nospace() << "ArchiveProtocol::stat returning name=" << url.fileName();
 
         KDE_struct_stat buff;
-#ifdef Q_WS_WIN
-        QString fullPath = url.path().remove(0, 1);
-#else
         QString fullPath = url.path();
-#endif
 
         if ( KDE_stat( QFile::encodeName( fullPath ), &buff ) == -1 )
         {
diff --git a/kioslave/desktop/kio_desktop.cpp b/kioslave/desktop/kio_desktop.cpp
index db3b8a60..43eba011 100644
--- a/kioslave/desktop/kio_desktop.cpp
+++ b/kioslave/desktop/kio_desktop.cpp
@@ -64,7 +64,6 @@ DesktopProtocol::~DesktopProtocol()
 
 void DesktopProtocol::checkLocalInstall()
 {
-#ifndef Q_WS_WIN
     // We can't use KGlobalSettings::desktopPath() here, since it returns the home dir
     // if the desktop folder doesn't exist.
     QString desktopPath = QDesktopServices::storageLocation(QDesktopServices::DesktopLocation);
@@ -145,7 +144,6 @@ void DesktopProtocol::checkLocalInstall()
                 trash.desktopGroup().writeEntry("EmptyIcon", "user-trash");
         }
     }
-#endif
 }
 
 bool DesktopProtocol::rewriteUrl(const KUrl &url, KUrl &newUrl)
diff --git a/kioslave/fish/fish.cpp b/kioslave/fish/fish.cpp
index db865df0..e5a6f0d0 100644
--- a/kioslave/fish/fish.cpp
+++ b/kioslave/fish/fish.cpp
@@ -104,11 +104,7 @@
 #define sendmimeType(x) mimeType(x)
 #endif
 
-#ifdef Q_WS_WIN
-#define ENDLINE "\r\n"
-#else
 #define ENDLINE '\n'
-#endif
 
 static char *sshPath = NULL;
 static char *suPath = NULL;
@@ -116,11 +112,7 @@ static char *suPath = NULL;
 // static int isOpenSSH = 0;
 
 /** the SSH process used to communicate with the remote end */
-#ifndef Q_WS_WIN
 static pid_t childPid;
-#else
-static KProcess *childPid = 0;
-#endif
 
 #define E(x) ((const char*)remoteEncoding()->encode(x).data())
 
@@ -238,11 +230,7 @@ fishProtocol::fishProtocol(const QByteArray &pool_socket, const QByteArray &app_
     if (sshPath == NULL) {
         // disabled: currently not needed. Didn't work reliably.
         // isOpenSSH = !system("ssh -V 2>&1 | grep OpenSSH > /dev/null");
-#ifdef Q_WS_WIN
-        sshPath = strdup(QFile::encodeName(KStandardDirs::findExe("plink")));
-#else
         sshPath = strdup(QFile::encodeName(KStandardDirs::findExe("ssh")));
-#endif
     }
     if (suPath == NULL) {
         suPath = strdup(QFile::encodeName(KStandardDirs::findExe("su")));
@@ -310,7 +298,6 @@ void fishProtocol::openConnection() {
 }
 
 // XXX Use KPty! XXX
-#ifndef Q_WS_WIN
 static int open_pty_pair(int fd[2])
 {
 #if defined(HAVE_TERMIOS_H) && defined(HAVE_GRANTPT) && !defined(HAVE_OPENPTY)
@@ -376,7 +363,6 @@ close_master:
 #endif
 #endif
 }
-#endif
 /**
 creates the subprocess
 */
@@ -385,52 +371,14 @@ bool fishProtocol::connectionStart() {
     int rc, flags;
     thisFn.clear();
 
-#ifndef Q_WS_WIN
     rc = open_pty_pair(fd);
     if (rc == -1) {
         myDebug( << "socketpair failed, error: " << strerror(errno) << endl);
         return true;
     }
-#endif
 
     if (!requestNetwork()) return true;
     myDebug( << "Exec: " << (local ? suPath : sshPath) << " Port: " << connectionPort << " User: " << connectionUser << endl);
-#ifdef Q_WS_WIN
-    childPid = new KProcess();
-    childPid->setOutputChannelMode(KProcess::MergedChannels);
-    QStringList common_args;
-    common_args << "-l" << connectionUser.toLatin1().constData() << "-x" << connectionHost.toLatin1().constData();
-    common_args << "echo;echo FISH:;exec /bin/sh -c \"if env true 2>/dev/null; then env PS1= PS2= TZ=UTC LANG=C LC_ALL=C LOCALE=C /bin/sh; else PS1= PS2= TZ=UTC LANG=C LC_ALL=C LOCALE=C /bin/sh; fi\"";
-
-    childPid->setProgram(sshPath, common_args);
-    childPid->start();
-    
-    QByteArray buf;
-    int offset = 0;
-    while (!isLoggedIn) {
-        if (outBuf.size()) {
-            rc = childPid->write(outBuf);
-            outBuf.clear();
-        }
-        else rc = 0;
-
-        if(rc < 0) {
-            myDebug( << "write failed, rc: " << rc);
-            outBufPos = -1;
-            //return true;
-        }
-
-        if (childPid->waitForReadyRead(1000)) {
-            QByteArray buf2 = childPid->readAll();
-            buf += buf2;
-
-            int noff = establishConnection(buf);
-            if (noff < 0) return false;
-            if (noff > 0) buf = buf.mid(/*offset+*/noff);
-//             offset = noff;
-        }
-    }
-#else
     childPid = fork();
     if (childPid == -1) {
         myDebug( << "fork failed, error: " << strerror(errno) << endl);
@@ -554,20 +502,14 @@ bool fishProtocol::connectionStart() {
             }
         }
     }
-#endif
     return false;
 }
 
 /**
 writes one chunk of data to stdin of child process
 */
-#ifndef Q_WS_WIN
 void fishProtocol::writeChild(const char *buf, KIO::fileoffset_t len) {
     if (outBufPos >= 0 && outBuf) {
-#else
-void fishProtocol::writeChild(const QByteArray &buf, KIO::fileoffset_t len) {
-    if (outBufPos >= 0 && outBuf.size()) {
-#endif
 #if 0
         QString debug = QString::fromLatin1(outBuf,outBufLen);
         if (len > 0) myDebug( << "write request while old one is pending, throwing away input (" << outBufLen << "," << outBufPos << "," << debug.left(10) << "...)" << endl);
@@ -582,13 +524,8 @@ void fishProtocol::writeChild(const QByteArray &buf, KIO::fileoffset_t len) {
 /**
 manages initial communication setup including password queries
 */
-#ifndef Q_WS_WIN
 int fishProtocol::establishConnection(char *buffer, KIO::fileoffset_t len) {
     QString buf = QString::fromLatin1(buffer,len);
-#else
-int fishProtocol::establishConnection(const QByteArray &buffer) {
-    QString buf = buffer;
-#endif
     int pos=0;
     // Strip trailing whitespace
     while (buf.length() && (buf[buf.length()-1] == ' '))
@@ -671,10 +608,6 @@ int fishProtocol::establishConnection(const QByteArray &buffer) {
                 writeChild(connectionAuth.password.toLatin1(),connectionAuth.password.length());
             }
             thisFn.clear();
-#ifdef Q_WS_WIN
-            return buf.length();
-        }
-#else
             return 0;
         } else if (buf.endsWith('?')) {
             int rc = messageBox(QuestionYesNo,thisFn+buf);
@@ -686,22 +619,9 @@ int fishProtocol::establishConnection(const QByteArray &buffer) {
             thisFn.clear();
             return 0;
         }
-#endif
         else {
             myDebug( << "unmatched case in initial handling! should not happen!" << endl);
         }
-#ifdef Q_WS_WIN
-        if (buf.endsWith(QLatin1String("(y/n)"))) {
-            int rc = messageBox(QuestionYesNo,thisFn+buf);
-            if (rc == KMessageBox::Yes) {
-                writeChild("y\n",2);
-            } else {
-                writeChild("n\n",2);
-            }
-            thisFn.clear();
-            return 0;
-        }
-#endif
     }
     return buf.length();
 }
@@ -756,17 +676,11 @@ Closes the connection
  */
 void fishProtocol::shutdownConnection(bool forced){
     if (childPid) {
-#ifdef Q_WS_WIN
-        childPid->terminate();
-#else
         int killStatus = kill(childPid,SIGTERM); // We may not have permission...
         if (killStatus == 0) waitpid(childPid, 0, 0);
-#endif
         childPid = 0;
-#ifndef Q_WS_WIN
         ::close(childFd); // ...in which case this should do the trick
         childFd = -1;
-#endif
         if (!forced)
         {
            dropNetwork();
@@ -1427,14 +1341,11 @@ with .fishsrv.pl typically running on another computer. */
         int rc;
         isRunning = true;
         finished();
-#ifndef Q_WS_WIN
         fd_set rfds, wfds;
         FD_ZERO(&rfds);
-#endif
         char buf[32768];
         int offset = 0;
         while (isRunning) {
-#ifndef Q_WS_WIN
             FD_SET(childFd,&rfds);
             FD_ZERO(&wfds);
             if (outBufPos >= 0) FD_SET(childFd,&wfds);
@@ -1457,25 +1368,15 @@ with .fishsrv.pl typically running on another computer. */
             if (FD_ISSET(childFd,&wfds) && outBufPos >= 0) {
                 if (outBufLen-outBufPos > 0)
                     rc = ::write(childFd, outBuf + outBufPos, outBufLen - outBufPos);
-#else
-            if (outBufPos >= 0) {
-                if (outBufLen-outBufPos > 0) {
-                    rc = childPid->write(outBuf);
-                }
-#endif
                 else
                     rc = 0;
 
                 if (rc >= 0)
                     outBufPos += rc;
                 else {
-#ifndef Q_WS_WIN
                     if (errno == EINTR)
                         continue;
                     myDebug( << "write failed, rc: " << rc << ", error: " << strerror(errno) << endl);
-#else
-                    myDebug( << "write failed, rc: " << rc);
-#endif
                     error(ERR_CONNECTION_BROKEN,connectionHost);
                     shutdownConnection();
                     return;
@@ -1486,13 +1387,8 @@ with .fishsrv.pl typically running on another computer. */
                     sent();
                 }
             }
-#ifndef Q_WS_WIN
             else if (FD_ISSET(childFd,&rfds)) {
                 rc = ::read(childFd, buf + offset, sizeof(buf) - offset);
-#else
-            else if (childPid->waitForReadyRead(1000)) {
-                rc = childPid->read(buf + offset, sizeof(buf) - offset);
-#endif
                 //myDebug( << "read " << rc << " bytes" << endl);
                 if (rc > 0) {
                     int noff = received(buf, rc + offset);
@@ -1500,13 +1396,9 @@ with .fishsrv.pl typically running on another computer. */
                     //myDebug( << "left " << noff << " bytes: " << QString::fromLatin1(buf,offset) << endl);
                     offset = noff;
                 } else {
-#ifndef Q_WS_WIN
                     if (errno == EINTR)
                         continue;
                     myDebug( << "read failed, rc: " << rc << ", error: " << strerror(errno) << endl);
-#else
-                    myDebug( << "read failed, rc: " << rc );
-#endif
                     error(ERR_CONNECTION_BROKEN,connectionHost);
                     shutdownConnection();
                     return;
diff --git a/kioslave/fish/fish.h b/kioslave/fish/fish.h
index 2991631d..23931ab6 100644
--- a/kioslave/fish/fish.h
+++ b/kioslave/fish/fish.h
@@ -82,11 +82,7 @@ private: // Private attributes
   /** fd for reading and writing to the process */
   int childFd;
   /** buffer for data to be written */
-#ifndef Q_WS_WIN
   const char *outBuf;
-#else
-  QByteArray outBuf;
-#endif
   /** current write position in buffer */
   KIO::fileoffset_t outBufPos;
   /** length of buffer */
@@ -184,11 +180,7 @@ protected: // Protected attributes
   int fishCodeLen;
 protected: // Protected methods
   /** manages initial communication setup including password queries */
-#ifndef Q_WS_WIN
   int establishConnection(char *buffer, KIO::fileoffset_t buflen);
-#else
-  int establishConnection(const QByteArray &buffer);
-#endif
   int received(const char *buffer, KIO::fileoffset_t buflen);
   void sent();
   /** builds each FISH request and sets the error counter */
@@ -202,11 +194,7 @@ protected: // Protected methods
   /** creates the subprocess */
   bool connectionStart();
   /** writes one chunk of data to stdin of child process */
-#ifndef Q_WS_WIN
   void writeChild(const char *buf, KIO::fileoffset_t len);
-#else
-  void writeChild(const QByteArray &buf, KIO::fileoffset_t len);
-#endif
   /** parses response from server and acts accordingly */
   void manageConnection(const QString &line);
   /** writes to process */
diff --git a/kioslave/network/network/builder/slp/slpservicebrowser.cpp b/kioslave/network/network/builder/slp/slpservicebrowser.cpp
index bee6face..1fed76f6 100644
--- a/kioslave/network/network/builder/slp/slpservicebrowser.cpp
+++ b/kioslave/network/network/builder/slp/slpservicebrowser.cpp
@@ -27,13 +27,11 @@
 
 #include <KDebug>
 
-#ifndef Q_OS_WIN
 extern "C"
 {
     /* let it still work, even someone installed a non-SuSE openslp */
     SLPEXP const char* SLPAPI SLPGetMDNSName( SLPHandle hSLP, const char* pcURL ) __attribute__ ((weak));
 }
-#endif
 
 namespace Mollet
 {
diff --git a/kioslave/sftp/kio_sftp.cpp b/kioslave/sftp/kio_sftp.cpp
index 908bfe01..1278b079 100644
--- a/kioslave/sftp/kio_sftp.cpp
+++ b/kioslave/sftp/kio_sftp.cpp
@@ -448,11 +448,9 @@ QString sftpProtocol::canonicalizePath(const QString &path) {
 sftpProtocol::sftpProtocol(const QByteArray &pool_socket, const QByteArray &app_socket)
              : SlaveBase("kio_sftp", pool_socket, app_socket),
                mConnected(false), mPort(-1), mSession(NULL), mSftp(NULL), mPublicKeyAuthInfo(0) {
-#ifndef Q_WS_WIN
   kDebug(KIO_SFTP_DB) << "pid = " << getpid();
 
   kDebug(KIO_SFTP_DB) << "debug = " << getenv("KIO_SFTP_LOG_VERBOSITY");
-#endif
 
   mCallbacks = (ssh_callbacks) malloc(sizeof(struct ssh_callbacks_struct));
   if (mCallbacks == NULL) {
@@ -493,9 +491,7 @@ sftpProtocol::sftpProtocol(const QByteArray &pool_socket, const QByteArray &app_
 }
 
 sftpProtocol::~sftpProtocol() {
-#ifndef Q_WS_WIN
   kDebug(KIO_SFTP_DB) << "pid = " << getpid();
-#endif
   closeConnection();
 
   delete mCallbacks;
diff --git a/kioslave/thumbnail/comiccreator.cpp b/kioslave/thumbnail/comiccreator.cpp
index 24d42e8f..0f79b71a 100644
--- a/kioslave/thumbnail/comiccreator.cpp
+++ b/kioslave/thumbnail/comiccreator.cpp
@@ -280,22 +280,14 @@ int ComicCreator::startProcess(const QString& processPath, const QStringList& ar
     /// Run a process and store std::out, std::err data in their respective buffers.
     int ret = 0;
 
-#if defined(Q_OS_WIN)
-    m_process.reset(new QProcess(this));
-#else
     m_process.reset(new KPtyProcess(this));
     m_process->setOutputChannelMode(KProcess::SeparateChannels);
-#endif
 
     connect(m_process.data(), SIGNAL(readyReadStandardOutput()), SLOT(readProcessOut()));
     connect(m_process.data(), SIGNAL(readyReadStandardError()), SLOT(readProcessErr()));
     connect(m_process.data(), SIGNAL(finished(int, QProcess::ExitStatus)),
         SLOT(finishedProcess(int, QProcess::ExitStatus)));
 
-#if defined(Q_OS_WIN)
-    m_process->start(processPath, args, QIODevice::ReadWrite | QIODevice::Unbuffered);
-    ret = m_process->waitForFinished(-1) ? 0 : 1;
-#else
     m_process->setProgram(processPath, args);
     m_process->setNextOpenMode(QIODevice::ReadWrite | QIODevice::Unbuffered);
     m_process->start();
@@ -303,7 +295,6 @@ int ComicCreator::startProcess(const QString& processPath, const QStringList& ar
     m_loop = &loop;
     ret = loop.exec(QEventLoop::WaitForMoreEvents);
     m_loop = 0;
-#endif
 
     return ret;
 }
diff --git a/kioslave/thumbnail/comiccreator.h b/kioslave/thumbnail/comiccreator.h
index cb292b83..06d19f55 100644
--- a/kioslave/thumbnail/comiccreator.h
+++ b/kioslave/thumbnail/comiccreator.h
@@ -37,11 +37,7 @@
 #include <QImage>
 #include <QtCore/QScopedPointer>
 
-#if defined(Q_OS_WIN)
-    #include <QtCore/QProcess>
-#else
     #include <kptyprocess.h>
-#endif
 
 class KArchiveDirectory;
 class QEventLoop;
@@ -81,11 +77,7 @@ class ComicCreator : public QObject, public ThumbCreator
         void finishedProcess(int exitCode, QProcess::ExitStatus exitStatus);
 
     private:
-#if defined(Q_OS_WIN)
-        QScopedPointer<QProcess> m_process;
-#else
         QScopedPointer<KPtyProcess> m_process;
-#endif
         QByteArray m_stdOut;
         QByteArray m_stdErr;
         QEventLoop* m_loop;
diff --git a/kioslave/thumbnail/thumbnail.cpp b/kioslave/thumbnail/thumbnail.cpp
index f2330597..5c9dd5bf 100644
--- a/kioslave/thumbnail/thumbnail.cpp
+++ b/kioslave/thumbnail/thumbnail.cpp
@@ -26,10 +26,8 @@
     #include <machine/param.h>
 #endif
 #include <sys/types.h>
-#ifndef Q_WS_WIN
 #include <sys/ipc.h>
 #include <sys/shm.h>
-#endif
 
 #include <QtCore/QBuffer>
 #include <QtCore/QFile>
@@ -344,7 +342,6 @@ void ThumbnailProtocol::get(const KUrl &url)
             data(imgData);
         }
     } else {
-#ifndef Q_WS_WIN
         QByteArray imgData;
         QDataStream stream( &imgData, QIODevice::WriteOnly );
         //kDebug(7115) << "IMAGE TO SHMID";
@@ -367,7 +364,6 @@ void ThumbnailProtocol::get(const KUrl &url)
         shmdt((char*)shmaddr);
         mimeType("application/octet-stream");
         data(imgData);
-#endif
     }
     finished();
 }
diff --git a/kioslave/trash/tests/lockingtest.cpp b/kioslave/trash/tests/lockingtest.cpp
index 81ccbc99..eb391309 100644
--- a/kioslave/trash/tests/lockingtest.cpp
+++ b/kioslave/trash/tests/lockingtest.cpp
@@ -36,11 +36,7 @@ int main(int argc, char **argv)
     lock.waitForLockGranted();
     qDebug("retrieved lock");
     qDebug("sleeping...");
-#ifdef Q_OS_WIN
-    Sleep(10*1000);
-#else
     sleep(10);
-#endif
 
     if (argc != 2) {
         lock.unlock();
diff --git a/kioslave/trash/trashimpl.cpp b/kioslave/trash/trashimpl.cpp
index 5dc57cac..2d3494dc 100644
--- a/kioslave/trash/trashimpl.cpp
+++ b/kioslave/trash/trashimpl.cpp
@@ -219,9 +219,7 @@ bool TrashImpl::createInfo( const QString& origPath, int& trashId, QString& file
          * off_t should be 64bit on Unix systems to have large file support
          * FIXME: on windows this gets disabled until trash gets integrated
          */
-#ifndef Q_OS_WIN
     char off_t_should_be_64bit[sizeof(off_t) >= 8 ? 1:-1]; (void)off_t_should_be_64bit;
-#endif
     KDE_struct_stat buff_src;
     if ( KDE_lstat( origPath_c.data(), &buff_src ) == -1 ) {
         if ( errno == EACCES )
@@ -308,11 +306,7 @@ QString TrashImpl::makeRelativePath( const QString& topdir, const QString& path
 {
     const QString realPath = KStandardDirs::realFilePath( path );
     // topdir ends with '/'
-#ifndef Q_OS_WIN
     if ( realPath.startsWith( topdir ) ) {
-#else
-    if ( realPath.startsWith( topdir, Qt::CaseInsensitive ) ) {
-#endif
         const QString rel = realPath.mid( topdir.length() );
         Q_ASSERT( rel[0] != QLatin1Char('/') );
         return rel;
diff --git a/kmenuedit/basictab.cpp b/kmenuedit/basictab.cpp
index 868a4bcc..57ff2662 100644
--- a/kmenuedit/basictab.cpp
+++ b/kmenuedit/basictab.cpp
@@ -36,9 +36,7 @@
 #include <KUrlRequester>
 #include <KShell>
 
-#ifndef Q_WS_WIN
 #include "khotkeys.h"
-#endif
 
 #include "klinespellchecking.h"
 #include "menuinfo.h"
@@ -234,10 +232,8 @@ BasicTab::BasicTab( QWidget *parent )
     advancedLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Minimum, QSizePolicy::MinimumExpanding));
 
     addTab(advanced, i18n("Advanced"));
-#ifndef Q_WS_WIN
     if (!KHotKeys::present())
         general_group_keybind->hide();
-#endif
     slotDisableAction();
 }
 
@@ -367,7 +363,6 @@ void BasicTab::setEntryInfo(MenuEntryInfo *entryInfo)
     _iconButton->setIcon(df->readIcon());
 
     // key binding part
-#ifndef Q_WS_WIN
     if( KHotKeys::present())
     {
         if ( !entryInfo->shortcut().isEmpty() )
@@ -375,7 +370,6 @@ void BasicTab::setEntryInfo(MenuEntryInfo *entryInfo)
         else
             _keyEdit->clearKeySequence();
     }
-#endif
     QString temp = df->desktopGroup().readEntry("Exec");
     if (temp.startsWith(QLatin1String("ksystraycmd ")))
     {
@@ -525,7 +519,6 @@ void BasicTab::slotCapturedKeySequence(const QKeySequence& seq)
     if (signalsBlocked())
        return;
     KShortcut cut(seq, QKeySequence());
-#ifndef Q_WS_WIN
     if (_menuEntryInfo->isShortcutAvailable( cut ) && KHotKeys::present() )
     {
        _menuEntryInfo->setShortcut( cut );
@@ -535,7 +528,6 @@ void BasicTab::slotCapturedKeySequence(const QKeySequence& seq)
        // We will not assign the shortcut so reset the visible key sequence
        _keyEdit->setKeySequence(QKeySequence());
     }
-#endif
     if (_menuEntryInfo)
        emit changed( _menuEntryInfo );
 }
diff --git a/kmenuedit/main.cpp b/kmenuedit/main.cpp
index 77fc5ab9..b8af237a 100644
--- a/kmenuedit/main.cpp
+++ b/kmenuedit/main.cpp
@@ -25,9 +25,7 @@
 #include <KAboutData>
 
 #include "kmenuedit.h"
-#ifndef Q_WS_WIN
 #include "khotkeys.h"
-#endif
 
 static const char description[] = I18N_NOOP("KDE menu editor");
 static const char version[] = "0.9";
@@ -38,9 +36,7 @@ class KMenuApplication : public KUniqueApplication
 {
 public:
    KMenuApplication() { }
-#ifndef Q_WS_WIN
    virtual ~KMenuApplication() { KHotKeys::cleanup(); }
-#endif
    virtual int newInstance()
    {
       KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
diff --git a/kmenuedit/menuinfo.cpp b/kmenuedit/menuinfo.cpp
index 63085e3d..d688454c 100644
--- a/kmenuedit/menuinfo.cpp
+++ b/kmenuedit/menuinfo.cpp
@@ -26,9 +26,7 @@
 #include <KConfigGroup>
 
 #include "menufile.h"
-#ifndef Q_WS_WIN
 #include "khotkeys.h"
-#endif
 
 //
 // MenuFolderInfo
@@ -177,7 +175,6 @@ void MenuFolderInfo::save(MenuFile *menuFile)
 {
    if (s_deletedApps)
    {
-#ifndef Q_WS_WIN
       // Remove hotkeys for applications that have been deleted
       for(QStringList::ConstIterator it = s_deletedApps->constBegin();
           it != s_deletedApps->constEnd(); ++it)
@@ -185,7 +182,6 @@ void MenuFolderInfo::save(MenuFile *menuFile)
          // The shorcut is deleted if we set a empty sequence
          KHotKeys::changeMenuEntryShortcut(*it, "");
       }
-#endif
       delete s_deletedApps;
       s_deletedApps = 0;
    }
@@ -330,7 +326,6 @@ void MenuEntryInfo::save()
       m_desktopFile->sync();
       dirty = false;
    }
-#ifndef Q_WS_WIN
    if (shortcutDirty)
    {
       if( KHotKeys::present())
@@ -339,7 +334,6 @@ void MenuEntryInfo::save()
       }
       shortcutDirty = false;
    }
-#endif
 }
 
 void MenuEntryInfo::setCaption(const QString &_caption)
@@ -372,7 +366,6 @@ void MenuEntryInfo::setIcon(const QString &_icon)
 
 KShortcut MenuEntryInfo::shortcut()
 {
-#ifndef Q_WS_WIN
    if (!shortcutLoaded)
    {
       shortcutLoaded = true;
@@ -381,7 +374,6 @@ KShortcut MenuEntryInfo::shortcut()
          shortCut = KShortcut(KHotKeys::getMenuEntryShortcut( service->storageId() ));
       }
    }
-#endif
    return shortCut;
 }
 
diff --git a/knetattach/knetattach.cpp b/knetattach/knetattach.cpp
index 3d348c1b..8d0583e9 100644
--- a/knetattach/knetattach.cpp
+++ b/knetattach/knetattach.cpp
@@ -198,12 +198,10 @@ bool KNetAttach::validateCurrentPage()
       url.setHost(_host->text().trimmed());
       url.setUser(_user->text().trimmed());
       QString path = _path->text().trimmed();
-  #ifndef Q_WS_WIN
       // could a relative path really be made absolute by simply prepending a '/' ?
       if (!path.startsWith('/')) {
 	  path = QString("/") + path;
       }
-  #endif
       url.setPath(path);
     _folderParameters->setEnabled(false);
       bool success = doConnectionTest(url);
diff --git a/knotify/knotify.cpp b/knotify/knotify.cpp
index 632eedc1..49f14647 100644
--- a/knotify/knotify.cpp
+++ b/knotify/knotify.cpp
@@ -67,9 +67,7 @@ void KNotify::loadConfig()
 	addPlugin(new NotifyByExecute(this));
 	addPlugin(new NotifyByLogfile(this));
         //TODO reactivate on Mac/Win when KWindowSystem::demandAttention will implemented on this system.
-#ifndef Q_WS_MAC
 	addPlugin(new NotifyByTaskbar(this));
-#endif
 	addPlugin(new NotifyByKTTS(this));
 
 	KService::List offers = KServiceTypeTrader::self()->query("KNotify/NotifyMethod");
diff --git a/knotify/notifybypopup.cpp b/knotify/notifybypopup.cpp
index 552099a0..3daa1c90 100644
--- a/knotify/notifybypopup.cpp
+++ b/knotify/notifybypopup.cpp
@@ -71,9 +71,6 @@ NotifyByPopup::NotifyByPopup(QObject *parent)
         if(!m_dbusServiceExists)
 	{
 		bool startfdo = false;
-#ifdef Q_WS_WIN
-		startfdo = true;
-#else
 		if (qgetenv("KDE_FULL_SESSION").isEmpty())
 		{
 			QDBusMessage message = QDBusMessage::createMethodCall("org.freedesktop.DBus",
@@ -91,7 +88,6 @@ NotifyByPopup::NotifyByPopup(QObject *parent)
 				m_dbusServiceExists = true;
 			}
 		}
-#endif
 		if (startfdo)
 			QDBusConnection::sessionBus().interface()->startService(dbusServiceName);
 	}
diff --git a/kpasswdserver/kpasswdserver.cpp b/kpasswdserver/kpasswdserver.cpp
index 9aecc48e..ab4d7e44 100644
--- a/kpasswdserver/kpasswdserver.cpp
+++ b/kpasswdserver/kpasswdserver.cpp
@@ -574,11 +574,7 @@ KPasswdServer::processRequest()
                                            QStringList(), QString(), 0L,
                                            (KMessageBox::Notify | KMessageBox::NoExec));
 
-        #ifndef Q_WS_WIN
             KWindowSystem::setMainWindow(dlg, request->windowId);
-        #else
-            KWindowSystem::setMainWindow(dlg, (HWND)(long)request->windowId);
-        #endif
 
             kDebug(debugArea()) << "Calling open on retry dialog" << dlg;
             m_authRetryInProgress.insert(dlg, request.take());
@@ -847,11 +843,7 @@ void KPasswdServer::showPasswordDialog (KPasswdServer::Request* request)
         dialogFlags |= KPasswordDialog::ShowKeepPassword;
 
     // instantiate dialog
-#ifndef Q_WS_WIN
     kDebug(debugArea()) << "Widget for" << request->windowId << QWidget::find(request->windowId) << QApplication::activeWindow();
-#else
-    kDebug(debugArea()) << "Widget for" << request->windowId << QWidget::find((HWND)request->windowId) << QApplication::activeWindow();
-#endif
 
     KPasswordDialog* dlg = new KPasswordDialog(0, dialogFlags);
     connect(dlg, SIGNAL(finished(int)), this, SLOT(passwordDialogDone(int)));
@@ -884,11 +876,7 @@ void KPasswdServer::showPasswordDialog (KPasswdServer::Request* request)
     if (info.getExtraField(AUTHINFO_EXTRAFIELD_ANONYMOUS).isValid () && password.isEmpty() && username.isEmpty())
         dlg->setAnonymousMode(info.getExtraField(AUTHINFO_EXTRAFIELD_ANONYMOUS).toBool());
 
-#ifndef Q_WS_WIN
     KWindowSystem::setMainWindow(dlg, request->windowId);
-#else
-    KWindowSystem::setMainWindow(dlg, (HWND)request->windowId);
-#endif
 
     kDebug(debugArea()) << "Showing password dialog" << dlg << ", window-id=" << request->windowId;
     m_authInProgress.insert(dlg, request);
diff --git a/krunner/krunnerapp.cpp b/krunner/krunnerapp.cpp
index a0a3e244..be75117f 100644
--- a/krunner/krunnerapp.cpp
+++ b/krunner/krunnerapp.cpp
@@ -84,10 +84,8 @@ void KRunnerApp::cleanUp()
     m_interface = 0;
     delete m_runnerManager;
     m_runnerManager = 0;
-#ifndef Q_WS_WIN
     delete m_tasks;
     m_tasks = 0;
-#endif
     KGlobal::config()->sync();
 }
 
@@ -233,7 +231,6 @@ void KRunnerApp::showTaskManager()
 
 void KRunnerApp::showTaskManagerWithFilter(const QString &filterText)
 {
-#ifndef Q_WS_WIN
     //kDebug(1204) << "Launching KSysGuard...";
     if (!m_tasks) {
         m_tasks = new KSystemActivityDialog;
@@ -247,7 +244,6 @@ void KRunnerApp::showTaskManagerWithFilter(const QString &filterText)
 
     m_tasks->run();
     m_tasks->setFilterText(filterText);
-#endif
 }
 
 void KRunnerApp::display()
@@ -348,10 +344,8 @@ void KRunnerApp::clearHistory()
 
 void KRunnerApp::taskDialogFinished()
 {
-#ifndef Q_WS_WIN
     m_tasks->deleteLater();
     m_tasks = 0;
-#endif
 }
 
 int KRunnerApp::newInstance()
diff --git a/krunner/ksystemactivitydialog.cpp b/krunner/ksystemactivitydialog.cpp
index 5c4bcac8..45bd0b36 100644
--- a/krunner/ksystemactivitydialog.cpp
+++ b/krunner/ksystemactivitydialog.cpp
@@ -16,7 +16,6 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  */
 
-#ifndef Q_WS_WIN
 
 #include "ksystemactivitydialog.h"
 
@@ -110,5 +109,4 @@ void KSystemActivityDialog::saveDialogSettings()
     KGlobal::config()->sync();
 }
 
-#endif // not Q_WS_WIN
 
diff --git a/krunner/ksystemactivitydialog.h b/krunner/ksystemactivitydialog.h
index d72bebdf..d29cc573 100644
--- a/krunner/ksystemactivitydialog.h
+++ b/krunner/ksystemactivitydialog.h
@@ -19,7 +19,6 @@
 #ifndef KSYSTEMACTIVITYDIALOG__H
 #define KSYSTEMACTIVITYDIALOG__H
 
-#ifndef Q_WS_WIN
 
 #include <KDialog>
 
@@ -58,6 +57,5 @@ class KSystemActivityDialog : public KDialog
 
         KSysGuardProcessList m_processList;
 };
-#endif // not Q_WS_WIN
 
 #endif // KSYSTEMACTIVITYDIALOG__H
diff --git a/kscreensaver/krandom_screensaver/random.cpp b/kscreensaver/krandom_screensaver/random.cpp
index 67fe07c9..a307ae4f 100644
--- a/kscreensaver/krandom_screensaver/random.cpp
+++ b/kscreensaver/krandom_screensaver/random.cpp
@@ -96,11 +96,7 @@ int main(int argc, char *argv[])
 
 	if (args->isSet("window-id"))
 	{
-#ifdef Q_WS_WIN
-		windowId = (HWND) args->getOption("window-id").toULong();
-#else
 		windowId = args->getOption("window-id").toInt();
-#endif
 	}
 
 #ifdef Q_WS_X11
@@ -155,11 +151,7 @@ int main(int argc, char *argv[])
             cmd = service->exec();
 
     QHash<QChar, QString> keyMap;
-#ifdef Q_WS_WIN
-    keyMap.insert('w', QString::number((quintptr)windowId));
-#else
     keyMap.insert('w', QString::number(windowId));
-#endif
     const QStringList words = KShell::splitArgs(KMacroExpander::expandMacrosShellQuote(cmd, keyMap));
     if (!words.isEmpty()) {
         QString exeFile = KStandardDirs::findExe(words.first());
diff --git a/kscreensaver/libkscreensaver/kscreensaver.cpp b/kscreensaver/libkscreensaver/kscreensaver.cpp
index 6fa66e09..a64af466 100644
--- a/kscreensaver/libkscreensaver/kscreensaver.cpp
+++ b/kscreensaver/libkscreensaver/kscreensaver.cpp
@@ -31,9 +31,6 @@
 #include <X11/Xlib.h>
 #endif
 
-#ifdef Q_WS_WIN
-#include <windows.h>
-#endif
 
 //-----------------------------------------------------------------------------
 
@@ -58,9 +55,6 @@ bool KScreenSaver::event(QEvent* e)
     if ((e->type() == QEvent::Resize) && embeddedWidget)
     {
         embeddedWidget->resize( size() );
-#ifdef Q_WS_WIN
-        SetWindowPos(embeddedWidget->winId(), HWND_TOP, 0, 0, size().width(), size().height(), 0 );
-#endif
     }
     return r;
 }
@@ -71,18 +65,6 @@ void KScreenSaver::embed( QWidget *w )
     QApplication::sendPostedEvents();
 #if defined(Q_WS_X11) //FIXME
     XReparentWindow(QX11Info::display(), w->winId(), winId(), 0, 0);
-#elif defined(Q_WS_WIN)
-    SetParent(w->winId(), winId());
-    
-    LONG style = GetWindowLong(w->winId(), GWL_STYLE);
-    style &= ~(WS_CAPTION | WS_THICKFRAME | WS_MINIMIZE | WS_MAXIMIZE | WS_SYSMENU);
-    SetWindowLong(w->winId(), GWL_STYLE, style);
-
-    LONG exStyle = GetWindowLong(w->winId(), GWL_EXSTYLE);
-    exStyle &= ~(WS_EX_DLGMODALFRAME | WS_EX_CLIENTEDGE | WS_EX_STATICEDGE);
-    SetWindowLong(w->winId(), GWL_EXSTYLE, exStyle);
-    
-    SetWindowPos(w->winId(), HWND_TOP, 0, 0, size().width(), size().height(), SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
 #endif
     w->setGeometry( 0, 0, width(), height() );
     embeddedWidget = w;
diff --git a/kscreensaver/libkscreensaver/main.cpp b/kscreensaver/libkscreensaver/main.cpp
index 561205a2..1e9846d4 100644
--- a/kscreensaver/libkscreensaver/main.cpp
+++ b/kscreensaver/libkscreensaver/main.cpp
@@ -153,13 +153,11 @@ int kScreenSaverMain( int argc, char** argv, KScreenSaverInterface& screenSaverI
 
     if (!pipe(termPipe))
     {
-#ifndef Q_WS_WIN
         struct sigaction sa;
         sa.sa_handler = termHandler;
         sigemptyset(&sa.sa_mask);
         sa.sa_flags = 0;
         sigaction(SIGTERM, &sa, 0);
-#endif
         QSocketNotifier *sn = new QSocketNotifier(termPipe[0], QSocketNotifier::Read, &app);
         QObject::connect(sn, SIGNAL(activated(int)), &app, SLOT(quit()));
     }
@@ -188,11 +186,7 @@ int kScreenSaverMain( int argc, char** argv, KScreenSaverInterface& screenSaverI
 
     if (args->isSet("window-id"))
     {
-#ifdef Q_WS_WIN
-        saveWin = (HWND)(args->getOption("window-id").toULong());
-#else
         saveWin = args->getOption("window-id").toInt();
-#endif
     }
 
 #ifdef Q_WS_X11 //FIXME
diff --git a/ksplash/ksplashx/qcolor.cpp b/ksplash/ksplashx/qcolor.cpp
index d8bce062..40bb309b 100644
--- a/ksplash/ksplashx/qcolor.cpp
+++ b/ksplash/ksplashx/qcolor.cpp
@@ -168,13 +168,8 @@
   Global colors
  *****************************************************************************/
 
-#if defined(Q_WS_WIN)
-#define COLOR0_PIX 0x00ffffff
-#define COLOR1_PIX 0
-#else
 #define COLOR0_PIX 0
 #define COLOR1_PIX 1
-#endif
 
 static QColor stdcol[19];
 
@@ -913,13 +908,7 @@ uint QColor::pixel() const
     if ( isDirty() )
 	return ((QColor*)this)->alloc();
     else if ( colormodel == d8 )
-#ifdef Q_WS_WIN
-	// since d.d8.pix is uchar we have to use the PALETTEINDEX
-	// macro to get the respective palette entry index.
-	return (0x01000000 | (int)(short)(d.d8.pix));
-#else
 	return d.d8.pix;
-#endif
     else
 	return d.d32.pix;
 }
diff --git a/ksplash/ksplashx/qcolor.h b/ksplash/ksplashx/qcolor.h
index deb973f4..9952dbfe 100644
--- a/ksplash/ksplashx/qcolor.h
+++ b/ksplash/ksplashx/qcolor.h
@@ -143,13 +143,6 @@ public:
     static int  currentAllocContext();
     static void destroyAllocContext( int );
 
-#if defined(Q_WS_WIN)
-    static const QRgb* palette( int* numEntries = 0 );
-    static int setPaletteEntries( const QRgb* entries, int numEntries,
-				  int base = -1 );
-    static HPALETTE hPal()  { return hpal; }
-    static uint	realizePal( QWidget * );
-#endif
 
     static void initialize();
     static void cleanup();
@@ -170,9 +163,6 @@ private:
     static QColor* globalColors();
     static bool color_init;
     static bool globals_init;
-#if defined(Q_WS_WIN)
-    static HPALETTE hpal;
-#endif
     static enum ColorModel { d8, d32 } colormodel;
     union {
 	QRgb argb;
diff --git a/ksplash/ksplashx/qnamespace.h b/ksplash/ksplashx/qnamespace.h
index f0b22ad5..7c2e4b98 100644
--- a/ksplash/ksplashx/qnamespace.h
+++ b/ksplash/ksplashx/qnamespace.h
@@ -214,11 +214,6 @@ public:
 	WWinOwnDC		= 0x00000000,
 	WMacNoSheet             = 0x00000000,
         WMacDrawer              = 0x00000000,
-#elif defined(Q_WS_MAC)
-	WX11BypassWM		= 0x00000000,
-	WWinOwnDC		= 0x00000000,
-	WMacNoSheet             = 0x01000000,
-        WMacDrawer              = 0x20000000,
 #else
 	WX11BypassWM		= 0x00000000,
 	WWinOwnDC		= 0x01000000,
@@ -893,11 +888,7 @@ public:
 
     // "handle" type for system objects. Documented as \internal in
     // qapplication.cpp
-#if defined(Q_WS_MAC)
-    typedef void * HANDLE;
-#elif defined(Q_WS_WIN)
-    typedef void *HANDLE;
-#elif defined(Q_WS_X11)
+#if   defined(Q_WS_X11)
     typedef unsigned long HANDLE;
 #elif defined(Q_WS_QWS)
     typedef void * HANDLE;
diff --git a/ksplash/ksplashx/qpoint.h b/ksplash/ksplashx/qpoint.h
index 9563403d..517b60d0 100644
--- a/ksplash/ksplashx/qpoint.h
+++ b/ksplash/ksplashx/qpoint.h
@@ -93,13 +93,8 @@ public:
 private:
     static void warningDivByZero();
 
-#if defined(Q_WS_MAC)
-    QCOORD yp;
-    QCOORD xp;
-#else
     QCOORD xp;
     QCOORD yp;
-#endif
 };
 
 
diff --git a/ksplash/ksplashx/qrect.h b/ksplash/ksplashx/qrect.h
index 6c16ae3d..1bf97a34 100644
--- a/ksplash/ksplashx/qrect.h
+++ b/ksplash/ksplashx/qrect.h
@@ -145,17 +145,10 @@ private:
 #if defined(Q_WS_X11) || defined(Q_OS_TEMP)
     friend void qt_setCoords( QRect *r, int xp1, int yp1, int xp2, int yp2 );
 #endif
-#if defined(Q_WS_MAC)
-    QCOORD y1;
-    QCOORD x1;
-    QCOORD y2;
-    QCOORD x2;
-#else
     QCOORD x1;
     QCOORD y1;
     QCOORD x2;
     QCOORD y2;
-#endif
 };
 
 Q_EXPORT bool operator==( const QRect &, const QRect & );
diff --git a/kstyles/oxygen/demo/oxygensimulator.cpp b/kstyles/oxygen/demo/oxygensimulator.cpp
index 88143dfc..c1922c37 100644
--- a/kstyles/oxygen/demo/oxygensimulator.cpp
+++ b/kstyles/oxygen/demo/oxygensimulator.cpp
@@ -49,10 +49,6 @@
 #include <QtGui/QStyleOptionSlider>
 #include <QtGui/QToolButton>
 
-#ifdef Q_OS_WIN
-/* need windows.h include for Sleep function*/
-#include <windows.h>
-#endif
 
 #ifdef Q_OS_UNIX
 #include <ctime>
@@ -796,12 +792,8 @@ namespace Oxygen
             int ms( 10 );
 
             // sleep
-            #ifdef Q_OS_WIN
-            Sleep(uint(ms));
-            #else
             struct timespec ts = { ms / 1000, (ms % 1000) * 1000 * 1000 };
             nanosleep(&ts, NULL);
-            #endif
 
         }
 
diff --git a/kstyles/oxygen/oxygenstyle.cpp b/kstyles/oxygen/oxygenstyle.cpp
index 100d1558..7e8af423 100644
--- a/kstyles/oxygen/oxygenstyle.cpp
+++ b/kstyles/oxygen/oxygenstyle.cpp
@@ -305,10 +305,6 @@ namespace Oxygen
         {
             widget->setAttribute( Qt::WA_TranslucentBackground );
 
-            #ifdef Q_WS_WIN
-            //FramelessWindowHint is needed on windows to make WA_TranslucentBackground work properly
-            widget->setWindowFlags( widget->windowFlags() | Qt::FramelessWindowHint );
-            #endif
         }
 
         if( QAbstractItemView *itemView = qobject_cast<QAbstractItemView*>( widget ) )
@@ -390,10 +386,6 @@ namespace Oxygen
             widget->setBackgroundRole( QPalette::NoRole );
             widget->setAttribute( Qt::WA_TranslucentBackground );
 
-            #ifdef Q_WS_WIN
-            //FramelessWindowHint is needed on windows to make WA_TranslucentBackground work properly
-            widget->setWindowFlags( widget->windowFlags() | Qt::FramelessWindowHint );
-            #endif
 
         } else if( qobject_cast<QScrollBar*>( widget ) ) {
 
@@ -431,19 +423,11 @@ namespace Oxygen
         } else if( qobject_cast<QMenu*>( widget ) ) {
 
             widget->setAttribute( Qt::WA_TranslucentBackground );
-            #ifdef Q_WS_WIN
-            //FramelessWindowHint is needed on windows to make WA_TranslucentBackground work properly
-            widget->setWindowFlags( widget->windowFlags() | Qt::FramelessWindowHint );
-            #endif
 
         } else if( widget->inherits( "QComboBoxPrivateContainer" ) ) {
 
             addEventFilter( widget );
             widget->setAttribute( Qt::WA_TranslucentBackground );
-            #ifdef Q_WS_WIN
-            //FramelessWindowHint is needed on windows to make WA_TranslucentBackground work properly
-            widget->setWindowFlags( widget->windowFlags() | Qt::FramelessWindowHint );
-            #endif
 
         } else if( qobject_cast<QFrame*>( widget ) && widget->parent() && widget->parent()->inherits( "KTitleWidget" ) ) {
 
@@ -1312,9 +1296,7 @@ namespace Oxygen
 
                     helper().renderWindowBackground( &painter, r, dockWidget, color );
 
-                    #ifndef Q_WS_WIN
                     helper().drawFloatFrame( &painter, r, color, !helper().compositingActive() );
-                    #endif
 
                 } else {
 
@@ -1481,10 +1463,8 @@ namespace Oxygen
 
                     }
 
-                    #ifndef Q_WS_WIN
                     if( helper().compositingActive() ) helper().drawFloatFrame( &painter, r.adjusted( -1, -1, 1, 1 ), color, false );
                     else helper().drawFloatFrame( &painter, r, color, true );
-                    #endif
 
                     // do not propagate
                     return true;
diff --git a/kwalletd/autotests/kwalletexecuter.cpp b/kwalletd/autotests/kwalletexecuter.cpp
index 949db576..ef15fa3d 100644
--- a/kwalletd/autotests/kwalletexecuter.cpp
+++ b/kwalletd/autotests/kwalletexecuter.cpp
@@ -35,9 +35,7 @@
 #include <kconfiggroup.h>
 #include <kstandarddirs.h>
 
-#ifndef Q_OS_WIN
 extern char **environ;
-#endif
 
 KWalletExecuter::KWalletExecuter(QObject* parent): QObject(parent)
 {
diff --git a/kwalletd/backend/backendpersisthandler.cpp b/kwalletd/backend/backendpersisthandler.cpp
index 126210ac..a7a6fe51 100644
--- a/kwalletd/backend/backendpersisthandler.cpp
+++ b/kwalletd/backend/backendpersisthandler.cpp
@@ -40,10 +40,6 @@
 #include "sha1.h"
 #include "cbc.h"
 
-#ifdef Q_OS_WIN 
-#include <windows.h>
-#include <wincrypt.h>
-#endif
 
 #define KWALLET_CIPHER_BLOWFISH_CBC 0
 #define KWALLET_CIPHER_3DES_CBC     1 // unsupported
@@ -57,26 +53,6 @@ namespace KWallet {
 
 static int getRandomBlock(QByteArray& randBlock) {
 
-#ifdef Q_OS_WIN //krazy:exclude=cpp
-
-    // Use windows crypto API to get randomness on win32
-    // HACK: this should be done using qca
-    HCRYPTPROV hProv;
-
-    if (!CryptAcquireContext(&hProv, NULL, NULL, PROV_RSA_FULL,
-        CRYPT_VERIFYCONTEXT | CRYPT_SILENT)) return -1; // couldn't get random data
-
-    if (!CryptGenRandom(hProv, static_cast<DWORD>(randBlock.size()),
-        (BYTE*)randBlock.data())) {
-        return -3; // read error
-    }
-
-    // release the crypto context
-    CryptReleaseContext(hProv, 0);
-
-    return randBlock.size();
-
-#else
 
     // First try /dev/urandom
     if (QFile::exists("/dev/urandom")) {
@@ -136,7 +112,6 @@ static int getRandomBlock(QByteArray& randBlock) {
     // Couldn't get any random data!!
     return -1;
 
-#endif
 }
 
 
diff --git a/kwalletd/backend/kwalletbackend.cc b/kwalletd/backend/kwalletbackend.cc
index 7d439e37..118fb626 100644
--- a/kwalletd/backend/kwalletbackend.cc
+++ b/kwalletd/backend/kwalletbackend.cc
@@ -45,10 +45,6 @@
 #include <assert.h>
 
 // quick fix to get random numbers on win32
-#ifdef Q_OS_WIN //krazy:exclude=cpp
-  #include <windows.h>
-  #include <wincrypt.h>
-#endif
 
 #define KWALLET_VERSION_MAJOR		0
 #define KWALLET_VERSION_MINOR		1
diff --git a/kwin/kcmkwin/kwincompositing/dbus.h b/kwin/kcmkwin/kwincompositing/dbus.h
index 05f5d23e..3ce3a3bf 100644
--- a/kwin/kcmkwin/kwincompositing/dbus.h
+++ b/kwin/kcmkwin/kwincompositing/dbus.h
@@ -43,4 +43,4 @@ public slots:
     }
 };
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/libs/ksysguard/processcore/processes.h b/libs/ksysguard/processcore/processes.h
index e9546b26..7023cc8b 100644
--- a/libs/ksysguard/processcore/processes.h
+++ b/libs/ksysguard/processcore/processes.h
@@ -50,11 +50,7 @@ namespace KSysGuard
      *
      * @author John Tapsell <tapsell@kde.org>
      */
-#ifdef Q_WS_WIN
-    class Processes : public QObject
-#else
     class KDE_EXPORT Processes : public QObject
-#endif
     {
         Q_OBJECT
 
diff --git a/libs/ksysguard/processui/ProcessFilter.h b/libs/ksysguard/processui/ProcessFilter.h
index 36fcf8c7..a28d1a68 100644
--- a/libs/ksysguard/processui/ProcessFilter.h
+++ b/libs/ksysguard/processui/ProcessFilter.h
@@ -30,13 +30,7 @@
 
 class QModelIndex;
 
-#ifdef Q_OS_WIN
-// this workaround is needed to make krunner link under msvc
-// please keep it this way even if you port this library to have a _export.h header file
-#define KSYSGUARD_EXPORT
-#else
 #define KSYSGUARD_EXPORT KDE_EXPORT
-#endif
 
 class KSYSGUARD_EXPORT ProcessFilter : public QSortFilterProxyModel
 {
diff --git a/libs/ksysguard/processui/ProcessModel.h b/libs/ksysguard/processui/ProcessModel.h
index 506cc17d..a60705b6 100644
--- a/libs/ksysguard/processui/ProcessModel.h
+++ b/libs/ksysguard/processui/ProcessModel.h
@@ -36,13 +36,7 @@ namespace KSysGuard {
 
 class ProcessModelPrivate;
 
-#ifdef Q_OS_WIN
-// this workaround is needed to make krunner link under msvc
-// please keep it this way even if you port this library to have a _export.h header file
-#define KSYSGUARD_EXPORT
-#else
 #define KSYSGUARD_EXPORT KDE_EXPORT
-#endif
 
 class KSYSGUARD_EXPORT ProcessModel : public QAbstractItemModel
 {
diff --git a/libs/taskmanager/taskmanager.cpp b/libs/taskmanager/taskmanager.cpp
index ee1062c3..6be17c32 100644
--- a/libs/taskmanager/taskmanager.cpp
+++ b/libs/taskmanager/taskmanager.cpp
@@ -44,9 +44,6 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <QX11Info>
 #endif
 
-#ifdef Q_WS_WIN
-#include <windows.h>
-#endif
 
 #include <KActivities/Consumer>
 
@@ -517,11 +514,9 @@ bool TaskManager::isOnTop(const Task *task) const
             continue;
         }
 
-#ifndef Q_WS_WIN
         if (!t->isIconified() && (t->isAlwaysOnTop() == task->isAlwaysOnTop())) {
             return false;
         }
-#endif
     }
 
     return false;
diff --git a/plasma/desktop/applets/kickoff/core/leavemodel.cpp b/plasma/desktop/applets/kickoff/core/leavemodel.cpp
index 47559cef..b6943986 100644
--- a/plasma/desktop/applets/kickoff/core/leavemodel.cpp
+++ b/plasma/desktop/applets/kickoff/core/leavemodel.cpp
@@ -151,7 +151,6 @@ void LeaveModel::updateModel()
     bool addSystemSession = false;
 
 //FIXME: the proper fix is to implement the KWorkSpace methods for Windows
-#ifndef Q_WS_WIN
     QSet< Solid::PowerManagement::SleepState > spdMethods = Solid::PowerManagement::supportedSleepStates();
     if (spdMethods.contains(Solid::PowerManagement::StandbyState)) {
         QStandardItem *standbyOption = createStandardItem("leave:/standby");
@@ -186,7 +185,6 @@ void LeaveModel::updateModel()
             addSystemSession = true;
         }
     }
-#endif
 
     appendRow(sessionOptions);
     if (addSystemSession) {
diff --git a/plasma/desktop/applets/kickoff/simpleapplet/simpleapplet.cpp b/plasma/desktop/applets/kickoff/simpleapplet/simpleapplet.cpp
index c54fc492..95972d0e 100644
--- a/plasma/desktop/applets/kickoff/simpleapplet/simpleapplet.cpp
+++ b/plasma/desktop/applets/kickoff/simpleapplet/simpleapplet.cpp
@@ -764,7 +764,6 @@ void MenuLauncherApplet::showMenu(bool pressed)
                 leavemodel->updateModel();
                 d->addModel(leavemodel, Leave, Kickoff::MenuView::MergeFirstLevel, Kickoff::MenuView::Name);
             } else {
-#ifndef Q_WS_WIN
                 QSet< Solid::PowerManagement::SleepState > spdMethods = Solid::PowerManagement::supportedSleepStates();
                 if (vtname == "Standby") {
                     if (spdMethods.contains(Solid::PowerManagement::StandbyState))
@@ -782,7 +781,6 @@ void MenuLauncherApplet::showMenu(bool pressed)
                     if (KWorkSpace::canShutDown(KWorkSpace::ShutdownConfirmDefault, KWorkSpace::ShutdownTypeHalt))
                         menuview->addAction(KIcon(d->viewIcon(Shutdown)), d->viewText(Shutdown))->setData(KUrl("leave:/shutdown"));
                 }
-#endif
             }
         }
     }
diff --git a/plasma/desktop/shell/desktopview.cpp b/plasma/desktop/shell/desktopview.cpp
index f0f0371a..ba19e8c2 100644
--- a/plasma/desktop/shell/desktopview.cpp
+++ b/plasma/desktop/shell/desktopview.cpp
@@ -45,12 +45,6 @@
 #include "plasmaapp.h"
 #include "plasma-shell-desktop.h"
 
-#ifdef Q_WS_WIN
-#include "windows.h"
-#include "windef.h"
-#include "wingdi.h"
-#include "winuser.h"
-#endif
 
 DesktopView::DesktopView(Plasma::Containment *containment, int id, QWidget *parent)
     : Plasma::View(containment, id, parent),
@@ -71,14 +65,7 @@ DesktopView::DesktopView(Plasma::Containment *containment, int id, QWidget *pare
      */
 
     //setFocusPolicy(Qt::NoFocus);
-#ifdef Q_WS_WIN
-    setWindowFlags(Qt::FramelessWindowHint);
-    SetWindowPos(winId(), HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
-    HWND hwndDesktop = ::FindWindowW(L"Progman", NULL);
-    SetParent(winId(), hwndDesktop);
-#else
     setWindowFlags(windowFlags() | Qt::FramelessWindowHint);
-#endif
 
     checkDesktopAffiliation();
 
@@ -314,7 +301,6 @@ void DesktopView::toolBoxOpened(bool open)
         return;
     }
 
-#ifndef Q_WS_WIN
     NETRootInfo info(QX11Info::display(), NET::Supported);
     if (!info.isSupported(NET::WM2ShowingDesktop)) {
         return;
@@ -329,7 +315,6 @@ void DesktopView::toolBoxOpened(bool open)
     }
 
     info.setShowingDesktop(open);
-#endif
 }
 
 void DesktopView::showWidgetExplorer()
diff --git a/plasma/desktop/shell/panelview.cpp b/plasma/desktop/shell/panelview.cpp
index 9a45ab64..81e98c9a 100644
--- a/plasma/desktop/shell/panelview.cpp
+++ b/plasma/desktop/shell/panelview.cpp
@@ -231,9 +231,6 @@ PanelView::PanelView(Plasma::Containment *panel, int id, QWidget *parent)
     pal.setBrush(backgroundRole(), Qt::transparent);
     setPalette(pal);
 
-#ifdef Q_WS_WIN
-    registerAccessBar(true);
-#endif
 
     KConfigGroup viewConfig = config();
     KConfigGroup sizes = KConfigGroup(&viewConfig, "Sizes");
@@ -283,9 +280,6 @@ PanelView::~PanelView()
 
     delete m_glowBar;
     destroyUnhideTrigger();
-#ifdef Q_WS_WIN
-    registerAccessBar(false);
-#endif
 }
 
 void PanelView::setContainment(Plasma::Containment *containment)
@@ -418,9 +412,6 @@ void PanelView::setLocation(Plasma::Location location)
     c->resize(panelWidth, panelHeight);
     c->setMinimumSize(min);
     c->setMaximumSize(max);
-#ifdef Q_WS_WIN
-    appBarPosChanged();
-#endif
     const QRect screenRect = PlasmaApp::self()->corona()->screenGeometry(c->screen());
     pinchContainment(screenRect);
     KWindowSystem::setOnAllDesktops(winId(), true);
@@ -1152,9 +1143,6 @@ void PanelView::resizeEvent(QResizeEvent *event)
     recreateUnhideTrigger();
     m_strutsTimer->stop();
     m_strutsTimer->start(STRUTSTIMERDELAY);
-#ifdef Q_WS_WIN
-    appBarPosChanged();
-#endif
 
     if (containment()) {
         foreach (Plasma::Applet *applet, containment()->applets()) {
diff --git a/plasma/desktop/shell/panelview.h b/plasma/desktop/shell/panelview.h
index d105509a..ce080b29 100644
--- a/plasma/desktop/shell/panelview.h
+++ b/plasma/desktop/shell/panelview.h
@@ -32,10 +32,6 @@
 #include <fixx11h.h>
 #endif
 
-#ifdef Q_WS_WIN
-#include <windows.h>
-#include <shellapi.h>
-#endif
 
 class QWidget;
 class QTimeLine;
@@ -217,14 +213,6 @@ private:
     void positionSpacer(const QPoint pos);
     bool hasPopup();
 
-#ifdef Q_WS_WIN
-    bool registerAccessBar(bool fRegister);
-    void appBarQuerySetPos(LPRECT lprc);
-    void appBarCallback(WPARAM message, LPARAM lParam);
-    void appBarPosChanged();
-    bool winEvent(MSG *message, long *result);
-    APPBARDATA abd;
-#endif
 
 private Q_SLOTS:
     void immutabilityChanged(Plasma::ImmutabilityType immutability);
diff --git a/plasma/desktop/shell/plasmaapp.cpp b/plasma/desktop/shell/plasmaapp.cpp
index c1294a1e..fe7b2d6c 100644
--- a/plasma/desktop/shell/plasmaapp.cpp
+++ b/plasma/desktop/shell/plasmaapp.cpp
@@ -20,13 +20,6 @@
 
 #include "plasmaapp.h"
 
-#ifdef Q_WS_WIN
-#ifdef _WIN32_WINNT
-#undef _WIN32_WINNT
-#endif
-#define _WIN32_WINNT 0x0500
-#include <windows.h>
-#endif
 
 #include <unistd.h>
 
@@ -239,15 +232,6 @@ PlasmaApp::PlasmaApp()
     len = sizeof(memorySize);
     sysctl(mib, 2, &memorySize, &len, NULL, 0);
     memorySize /= 1024;
-#endif
-#ifdef Q_WS_WIN
-    size_t memorySize;
-
-    MEMORYSTATUSEX statex;
-    statex.dwLength = sizeof (statex);
-    GlobalMemoryStatusEx (&statex);
-
-    memorySize = (statex.ullTotalPhys/1024) + (statex.ullTotalPageFile/1024);
 #endif
     // If you have no suitable sysconf() interface and are not FreeBSD,
     // then you are out of luck and get a compile error.
diff --git a/plasma/desktop/toolboxes/desktoptoolbox.cpp b/plasma/desktop/toolboxes/desktoptoolbox.cpp
index d5632e09..24c3b84b 100644
--- a/plasma/desktop/toolboxes/desktoptoolbox.cpp
+++ b/plasma/desktop/toolboxes/desktoptoolbox.cpp
@@ -46,9 +46,6 @@
 
 #include <kworkspace/kworkspace.h>
 
-#ifdef Q_OS_WIN
-#include <windows.h>
-#endif
 
 class EmptyGraphicsItem : public QGraphicsWidget
 {
@@ -806,13 +803,9 @@ void DesktopToolBox::lockScreen()
         return;
     }
 
-#ifndef Q_OS_WIN
     const QString interface("org.freedesktop.ScreenSaver");
     QDBusInterface screensaver(interface, "/ScreenSaver");
     screensaver.asyncCall("Lock");
-#else
-    LockWorkStation();
-#endif // !Q_OS_WIN
 }
 
 void DesktopToolBox::startLogout()
diff --git a/plasma/generic/containmentactions/contextmenu/menu.cpp b/plasma/generic/containmentactions/contextmenu/menu.cpp
index bfd60a12..955a2ce5 100644
--- a/plasma/generic/containmentactions/contextmenu/menu.cpp
+++ b/plasma/generic/containmentactions/contextmenu/menu.cpp
@@ -39,10 +39,6 @@
 #include "krunner_interface.h"
 #include "screensaver_interface.h"
 
-#ifdef Q_OS_WIN
-#define _WIN32_WINNT 0x0500 // require NT 5.0 (win 2k pro)
-#include <windows.h>
-#endif // Q_OS_WIN
 
 ContextMenu::ContextMenu(QObject *parent, const QVariantList &args)
     : Plasma::ContainmentActions(parent, args),
@@ -208,16 +204,12 @@ void ContextMenu::lockScreen()
         return;
     }
 
-#ifndef Q_OS_WIN
     QString interface("org.freedesktop.ScreenSaver");
     org::freedesktop::ScreenSaver screensaver(interface, "/ScreenSaver",
                                               QDBusConnection::sessionBus());
     if (screensaver.isValid()) {
         screensaver.Lock();
     }
-#else
-    LockWorkStation();
-#endif // !Q_OS_WIN
 }
 
 void ContextMenu::startLogout()
diff --git a/plasma/generic/declarativeimports/core/dialog.cpp b/plasma/generic/declarativeimports/core/dialog.cpp
index 861103b5..8c68a696 100644
--- a/plasma/generic/declarativeimports/core/dialog.cpp
+++ b/plasma/generic/declarativeimports/core/dialog.cpp
@@ -364,12 +364,10 @@ int DialogProxy::windowFlags() const
     return (int)m_flags;
 }
 
-#ifndef Q_WS_WIN
 qulonglong DialogProxy::windowId() const
 {
     return m_dialog->winId();
 }
-#endif
 
 void DialogProxy::setWindowFlags(const int flags)
 {
diff --git a/plasma/generic/declarativeimports/core/dialog.h b/plasma/generic/declarativeimports/core/dialog.h
index 08a466d6..150221fb 100644
--- a/plasma/generic/declarativeimports/core/dialog.h
+++ b/plasma/generic/declarativeimports/core/dialog.h
@@ -146,12 +146,10 @@ class DialogProxy : public QDeclarativeItem
      */
     Q_PROPERTY(int location READ location WRITE setLocation NOTIFY locationChanged)
 //This won't be available on windows, but should be used only by kwin and never by applets anyways
-#ifndef Q_WS_WIN
     /**
      * Window ID of the dialog window.
      **/
     Q_PROPERTY(qulonglong windowId READ windowId CONSTANT)
-#endif
 
 public:
     enum WidgetAttribute {
@@ -193,9 +191,7 @@ public:
 
     QObject *margins() const;
 
-#ifndef Q_WS_WIN
     qulonglong windowId() const;
-#endif
 
     /**
      * @returns The suggested screen position for the popup
diff --git a/plasma/generic/declarativeimports/qtextracomponents/tests/columnproxymodeltest.h b/plasma/generic/declarativeimports/qtextracomponents/tests/columnproxymodeltest.h
index 46b8d409..d7151f55 100644
--- a/plasma/generic/declarativeimports/qtextracomponents/tests/columnproxymodeltest.h
+++ b/plasma/generic/declarativeimports/qtextracomponents/tests/columnproxymodeltest.h
@@ -29,4 +29,4 @@ class ColumnProxyModelTest : public QObject
         void testInit();
 };
 
-#endif
\ No newline at end of file
+#endif
diff --git a/plasma/generic/runners/bookmarks/bookmarksrunner_defs.h b/plasma/generic/runners/bookmarks/bookmarksrunner_defs.h
index 211925af..8b1b732c 100644
--- a/plasma/generic/runners/bookmarks/bookmarksrunner_defs.h
+++ b/plasma/generic/runners/bookmarks/bookmarksrunner_defs.h
@@ -23,4 +23,4 @@
 
 #define kdbg_code 1207
 
-#endif
\ No newline at end of file
+#endif