int idna_to_unicode_8zlz(const char * input, char ** output, int flags);
const char * input
zero-terminated UTF-8 string.
char ** output
pointer to newly allocated output string encoded in the
current locale's character set.
an Idna_flags value, e.g., IDNA_ALLOW_UNASSIGNED or
Convert possibly ACE encoded domain name in UTF-8 format into a
string encoded in the current locale's character set. The domain
name may contain several labels, separated by dots. The output
buffer must be deallocated by the caller.