vdr 1.6.0 / gcc 4.7

In file included from channels.h:13:0,
                 from channels.c:10:
config.h: In instantiation of âbool cConfig<T>::Load(const char*, bool, bool) [with T = cChannel]â:
channels.c:900:26:   required from here
config.h:124:23: error: âAddâ was not declared in this scope, and no declarations were found by argument-dependent lookup at the point of instantiation [-fpermissive]
config.h:124:23: note: declarations in dependent base âcListBaseâ are not found by unqualified lookup
config.h:124:23: note: use âthis->Addâ instead
make: *** [channels.o] Error 1