PERL_EXPORT_C IV PerlIOStdio_eof(pTHX_ PerlIO *f);
PERL_EXPORT_C IV PerlIOStdio_error(pTHX_ PerlIO *f);
PERL_EXPORT_C IV PerlIOStdio_fileno(pTHX_ PerlIO *f);
+#ifdef USE_STDIO_PTR
+PERL_EXPORT_C STDCHAR * PerlIOStdio_get_ptr(pTHX_ PerlIO *f);
+PERL_EXPORT_C SSize_t PerlIOStdio_get_cnt(pTHX_ PerlIO *f);
+PERL_EXPORT_C void PerlIOStdio_set_ptrcnt(pTHX_ PerlIO *f, STDCHAR * ptr, SSize_t cnt);
+#endif
PERL_EXPORT_C IV PerlIOStdio_fill(pTHX_ PerlIO *f);
PERL_EXPORT_C IV PerlIOStdio_flush(pTHX_ PerlIO *f);
+#ifdef FILE_base
PERL_EXPORT_C STDCHAR * PerlIOStdio_get_base(pTHX_ PerlIO *f);
+PERL_EXPORT_C Size_t PerlIOStdio_get_bufsiz(pTHX_ PerlIO *f);
+#endif
PERL_EXPORT_C char * PerlIOStdio_mode(const char *mode, char *tmode);
PERL_EXPORT_C PerlIO * PerlIOStdio_open(pTHX_ PerlIO_funcs *self, PerlIO_list_t *layers, IV n, const char *mode, int fd, int imode, int perm, PerlIO *f, int narg, SV **args);
PERL_EXPORT_C IV PerlIOStdio_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);