Fix for bug report #4737 and revert fix for bug #4375 (re-opened).

mysys/my_lib.c

@@ -461,17 +461,6 @@ MY_DIR	*my_dir(const char *path, myf MyFlags)
     else
       finfo.mystat= NULL;
 
-    /*
-      If the directory is the root directory of the drive, Windows sometimes
-      creates hidden or system files there (like RECYCLER); do not show
-      them. We would need to see how this can be achieved with a Borland
-      compiler.
-    */
-#ifndef __BORLANDC__
-    if (attrib & (_A_HIDDEN | _A_SYSTEM))
-      continue;
-#endif
-
     if (push_dynamic(dir_entries_storage, (gptr)&finfo))
       goto error;