Index: /trunk/src/VBox/Frontends/VirtualBox/src/settings/machine/UIMachineSettingsSystem.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/settings/machine/UIMachineSettingsSystem.cpp	(revision 59868)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/settings/machine/UIMachineSettingsSystem.cpp	(revision 59869)
@@ -187,10 +187,5 @@
     int iParavirtProviderPosition = m_pComboParavirtProvider->findData(systemData.m_paravirtProvider);
     m_pComboParavirtProvider->setCurrentIndex(iParavirtProviderPosition == -1 ? 0 : iParavirtProviderPosition);
-    /* Force 'VT-x/AMD-V' checkbox-button to be enabled by default as it is always used/enabled on Mac OS X: */
-#ifdef Q_WS_MAC
-    m_pCheckBoxVirtualization->setChecked(true);
-#else /* !Q_WS_MAC */
     m_pCheckBoxVirtualization->setChecked(systemData.m_fEnabledHwVirtEx);
-#endif /* !Q_WS_MAC */
     m_pCheckBoxNestedPaging->setChecked(systemData.m_fEnabledNestedPaging);
 
@@ -510,10 +505,5 @@
     m_pComboParavirtProvider->setEnabled(isMachineOffline());
     m_pLabelVirtualization->setEnabled(isMachineOffline());
-    /* Prevent user from toggling 'VT-x/AMD-V' checkbox-button as it is always used/enabled on Mac OS X: */
-#ifdef Q_WS_MAC
-    m_pCheckBoxVirtualization->setEnabled(false);
-#else /* !Q_WS_MAC */
     m_pCheckBoxVirtualization->setEnabled(isMachineOffline());
-#endif /* !Q_WS_MAC */
     m_pCheckBoxNestedPaging->setEnabled(isMachineOffline() && m_pCheckBoxVirtualization->isChecked());
 }