#define PL_hexdigit (*Perl_Ghexdigit_ptr(NULL))
#undef PL_malloc_mutex
#define PL_malloc_mutex (*Perl_Gmalloc_mutex_ptr(NULL))
+#undef PL_op_mutex
+#define PL_op_mutex (*Perl_Gop_mutex_ptr(NULL))
#undef PL_patleave
#define PL_patleave (*Perl_Gpatleave_ptr(NULL))
#undef PL_thr_key