Re: [exim/exim] [Bug]: ${utf8_domain_to_alabel:} doe not validate result (Issue #3226)

Using idn2_to_ascii_8z() rather than id2_lookup_u8() likely preferable - see https://www.gnu.org/software/libidn/libidn2/manual/html_node/Library-Functions.html#Core-Functions

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View it on Exim Forgejo ( https://code.exim.org/exim/exim/issues/3226#issuecomment-239627 ) or reply to this email directly.