diff --git a/src/common/filefn.cpp b/src/common/filefn.cpp
index a18d4f4..83562ab 100644
--- a/src/common/filefn.cpp
+++ b/src/common/filefn.cpp
@@ -1138,14 +1138,15 @@ wxRenameFile(const wxString& file1, const wxString& file2, bool overwrite)
     // For explanation, see:  (warning...based mostly on observed behavior)
     //   http://bugzilla.audacityteam.org/show_bug.cgi?id=1266
     //   https://github.com/audacity/audacity/pull/94
-  unsigned long doserrno = 0;
   for (int i = 0; i < 2000; i++)
   {
     if ( wxRename (file1, file2) == 0 )
       return true;
-    unsigned long doserrno;
-    _get_doserrno(&doserrno);
-    if (doserrno != ERROR_ACCESS_DENIED && (doserrno != ERROR_ALREADY_EXISTS || exists))
+    // https://docs.microsoft.com/en-us/cpp/c-runtime-library/reference/get-doserrno?view=msvc-160
+    // We recommend _get_errno instead of _get_doserrno for portable error codes
+    int wxerrno;
+    _get_errno(&wxerrno);
+    if (wxerrno != EACCES && (wxerrno != EEXIST || exists))
         break;
     wxMilliSleep(1);
   }