#[unsafe(no_mangle)]extern "C" fn icu4x_Locale_set_language_mv1(
this: &mut Locale,
s: DiplomatStrSlice<'_>,
) -> DiplomatResult<(), LocaleParseError>#[unsafe(no_mangle)]extern "C" fn icu4x_Locale_set_language_mv1(
this: &mut Locale,
s: DiplomatStrSlice<'_>,
) -> DiplomatResult<(), LocaleParseError>