Hiroshi SHIBATA cd6c7613f3
Apply the accidental commits again before Ruby 3.2.
Reverts the following commits:

  eb8d4d7b5145849325985c00b810b8d75661d86e
  edb83dc3a2c374e880e8eb488152872152790e92
  d40064d1846b5835dff81e3f168c0c3a6c85e814
2022-12-26 12:07:42 +09:00
..
2022-12-23 09:39:15 +09:00
2022-12-23 09:39:15 +09:00