#define PL_xiv_arenaroot (*Perl_Ixiv_arenaroot_ptr(aTHXo))
#undef PL_xiv_root
#define PL_xiv_root (*Perl_Ixiv_root_ptr(aTHXo))
#define PL_xiv_arenaroot (*Perl_Ixiv_arenaroot_ptr(aTHXo))
#undef PL_xiv_root
#define PL_xiv_root (*Perl_Ixiv_root_ptr(aTHXo))