+bool LyXVC::checkOutEnabled()
+{
+ return vcs && vcs->checkOutEnabled();
+}
+
+
+bool LyXVC::checkInEnabled()
+{
+ return vcs && vcs->checkInEnabled();
+}
+
+
+bool LyXVC::lockingToggleEnabled()
+{
+ return vcs && vcs->lockingToggleEnabled();
+}
+
+
+bool LyXVC::undoLastEnabled()
+{
+ return vcs && vcs->undoLastEnabled();
+}
+
+