1 files changed, 8 insertions, 0 deletions
diff --git a/perlio.c b/perlio.c
index 7a5924aba3..4c22d3b3cf 100644
--- a/perlio.c
+++ b/perlio.c
@@ -385,14 +385,22 @@ PerlIO_vprintf(PerlIO *f, const char *fmt, va_list ap)
 Off_t
 PerlIO_tell(PerlIO *f)
 {
+#if defined(USE_64_BIT_STDIO) && defined(HAS_FTELLO) && !defined(USE_FTELL64)
+ return ftello(f);
+#else
  return ftell(f);
+#endif
 }
 
 #undef PerlIO_seek
 int
 PerlIO_seek(PerlIO *f, Off_t offset, int whence)
 {
+#if defined(USE_64_BIT_STDIO) && defined(HAS_FSEEKO) && !defined(USE_FSEEK64)
+ return fseeko(f,offset,whence);
+#else
  return fseek(f,offset,whence);
+#endif
 }
 
 #undef PerlIO_rewind