AAC_FLAGS_4GB_WINDOW
sc->flags |= AAC_FLAGS_4GB_WINDOW;
(sc->flags & AAC_FLAGS_4GB_WINDOW) ?
(sc->flags & AAC_FLAGS_4GB_WINDOW) ?
sc->flags |= AAC_FLAGS_4GB_WINDOW;
(sc->flags & AAC_FLAGS_4GB_WINDOW) ?
(sc->flags & AAC_FLAGS_4GB_WINDOW) ?