#define PL_sighandlerp (*Perl_Isighandlerp_ptr(aTHX))
#undef PL_signals
#define PL_signals (*Perl_Isignals_ptr(aTHX))
+#undef PL_slab_count
+#define PL_slab_count (*Perl_Islab_count_ptr(aTHX))
+#undef PL_slabs
+#define PL_slabs (*Perl_Islabs_ptr(aTHX))
#undef PL_sort_RealCmp
#define PL_sort_RealCmp (*Perl_Isort_RealCmp_ptr(aTHX))
#undef PL_splitstr