* fhandler_disk_file.cc (path_conv::ndisk_links): Rename from num_entries.

Accept an argument and calculate any extra links needed based on missing .  and
..  entries.
(fhandler_disk_file::fstat_helper): Always call pc->ndisks_links() to calculate
the number of links.
* path.h (path_conv::ndisk_links): Declare.

winsup/cygwin/path.h

@@ -164,6 +164,7 @@ class path_conv
   DWORD volser () { return fs.serial; }
   const char *volname () {return fs.name; }
   void fillin (HANDLE h);
+  unsigned __stdcall ndisk_links (DWORD);
   char *normalized_path;
  private:
   char path[MAX_PATH];