amarok: missing external/namespace?

93%] Building CXX object amarok/src/CMakeFiles/amarok-shared.dir/editfilterdialog.cpp.o Linking CXX shared library libamarok.so CMakeFiles/amarok-shared.dir/actionclasses.cpp.o: In function `Amarok::Menu::helpMenu(QWidget*)': actionclasses.cpp:(.text+0x1522): undefined reference to `Amarok::aboutData' collect2: ld returned 1 exit status make[2]: *** [amarok/src/libamarok.so.0.0.0] Error 1 make[1]: *** [amarok/src/CMakeFiles/amarok-shared.dir/all] Error 2 make: *** [all] Error 2

actionclasses.cpp . . . KPopupMenu* Menu::helpMenu( TQWidget *tqparent ) //STATIC { extern KAboutData aboutData;

if ( s_helpMenu == 0 ) s_helpMenu = new KHelpMenu( tqparent, &aboutData, Amarok::actionCollection() );

return s_helpMenu->menu(); } . . .