+Perl_custom_op_name
+Perl_custom_op_desc
+Perl_sharedsv_init
+Perl_sharedsv_new
+Perl_sharedsv_find
+Perl_sharedsv_lock
+Perl_sharedsv_unlock
+Perl_sharedsv_thrcnt_inc
+Perl_sharedsv_thrcnt_dec
+Perl_sv_setsv_flags
+Perl_sv_catpvn_flags
+Perl_sv_catsv_flags
+Perl_sv_utf8_upgrade_flags
+Perl_sv_pvn_force_flags
+Perl_sv_2pv_flags
+Perl_my_atof2
+Perl_my_socketpair
+Perl_PerlIO_close
+Perl_PerlIO_fill
+Perl_PerlIO_fileno
+Perl_PerlIO_eof
+Perl_PerlIO_error
+Perl_PerlIO_flush
+Perl_PerlIO_clearerr
+Perl_PerlIO_set_cnt
+Perl_PerlIO_set_ptrcnt
+Perl_PerlIO_setlinebuf
+Perl_PerlIO_read
+Perl_PerlIO_write
+Perl_PerlIO_unread
+Perl_PerlIO_tell
+Perl_PerlIO_seek
+Perl_PerlIO_get_base
+Perl_PerlIO_get_ptr
+Perl_PerlIO_get_bufsiz
+Perl_PerlIO_get_cnt
+Perl_PerlIO_stdin
+Perl_PerlIO_stdout
+Perl_PerlIO_stderr