modperl_perl_global_avcv_untie(aTHX_ avcv->av);
modperl_perl_global_avcv_untie(aTHX_ *avcv->av);
modperl_perl_global_avcv_restore(pTHX_ modperl_perl_global_avcv_t *avcv){    modperl_perl_global_avcv_untie(aTHX_ avcv->av);}