5.009004
gv_name_set                    # U
GV_NOTQUAL                     # E
my_vsnprintf                   # U
newXS_flags                    # U
PERL_MAGIC_hints               # E
PERL_MAGIC_hintselem           # E
Perl_PerlIO_context_layers     # U
sv_does                        # U
sv_nounlocking                 # U (Perl_sv_nounlocking)
sv_usepvn_flags                # U