spec/ruby/core/encoding/locale_charmap_spec.rb: locale_charmap is UTF-8 on Android
nl_langinfo(CODESET) always returns UTF-8 on Android, regardless to LC_ALL=C.
spec/ruby/core/encoding/locale_charmap_spec.rb: locale_charmap is UTF-8 on Android
nl_langinfo(CODESET) always returns UTF-8 on Android, regardless to
LC_ALL=C.