null_func          47 platform/g5x/wrappers.c     _PutInNdFilter_FW(null_func, 0);
null_func          53 platform/g5x/wrappers.c     _PutOutNdFilter_FW(null_func, 0);
null_func          60 platform/g5x/wrappers.c     _MoveFocusLensToDistance_FW(*(int*)dist, null_func, 0);