-def lexists(path):
+def lexists(path, *, dir_fd: int | None = None):
     """Test whether a path exists.  Returns True for broken symbolic links"""
     try:
-        os.lstat(path)
+        os.lstat(path, dir_fd=dir_fd)
     except (OSError, ValueError):
         return False
     return True

-def isdir(s):
+def isdir(s, *, dir_fd: int | None = None):
     """Return true if the pathname refers to an existing directory."""
     try:
-        st = os.stat(s)
+        st = os.stat(s, dir_fd=dir_fd)
     except (OSError, ValueError):
         return False
     return stat.S_ISDIR(st.st_mode)