Enable updates check only on Windows

BUILDING

@@ -99,12 +99,6 @@ Available Defines
                           example:
                           $ export NONBLOCK_JS_DIALOGS="true"
 
-   DISABLE_UPDATES_CHECK  Disables option to check for updates at startup.
-                          (disabled by default)
-
-                          example:
-                          $ export DISABLE_UPDATES_CHECK="true"
-
 
  Windows specific defines:
 

src/lib/app/mainapplication.cpp

@@ -288,8 +288,8 @@ MainApplication::MainApplication(int &argc, char** argv)
         m_isStartingAfterCrash = settings.value("SessionRestore/isRunning", false).toBool();
         settings.setValue("SessionRestore/isRunning", true);
 
-#ifndef DISABLE_UPDATES_CHECK
-        bool checkUpdates = settings.value("Web-Browser-Settings/CheckUpdates", DEFAULT_CHECK_UPDATES).toBool();
+#ifndef DISABLE_CHECK_UPDATES
+        bool checkUpdates = settings.value("Web-Browser-Settings/CheckUpdates", true).toBool();
 
         if (checkUpdates) {
             new Updater(window);

src/lib/app/qzcommon.h

@@ -1,6 +1,6 @@
 /* ============================================================
 * QupZilla - WebKit based browser
-* Copyright (C) 2010-2014  David Rosca <nowrep@gmail.com>
+* Copyright (C) 2010-2016 David Rosca <nowrep@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
@@ -127,9 +127,9 @@ Q_DECLARE_OPERATORS_FOR_FLAGS(Qz::NewTabPositionFlags)
 #endif
 
 #ifdef Q_OS_WIN
-#define DEFAULT_CHECK_UPDATES true
+#define DISABLE_CHECK_UPDATES false
 #else
-#define DEFAULT_CHECK_UPDATES false
+#define DISABLE_CHECK_UPDATES true
 #endif
 
 #define DEFAULT_CHECK_DEFAULTBROWSER false

src/lib/preferences/preferences.cpp

@@ -146,7 +146,7 @@ Preferences::Preferences(BrowserWindow* window)
     ui->newTabUrl->setText(m_newTabUrl.toEncoded());
     settings.endGroup();
     ui->afterLaunch->setCurrentIndex(mApp->afterLaunch());
-    ui->checkUpdates->setChecked(settings.value("Web-Browser-Settings/CheckUpdates", DEFAULT_CHECK_UPDATES).toBool());
+    ui->checkUpdates->setChecked(settings.value("Web-Browser-Settings/CheckUpdates", true).toBool());
     ui->dontLoadTabsUntilSelected->setChecked(settings.value("Web-Browser-Settings/LoadTabsOnActivation", true).toBool());
 
 #if defined(Q_OS_WIN) && !defined(Q_OS_OS2)