U8_TEXTPREP_TOLOWER
&outbytesleft, U8_TEXTPREP_TOLOWER, U8_UNICODE_LATEST, &err)) < 0 &&
is_it_tolower = flag & U8_TEXTPREP_TOLOWER;
f = flag & (U8_TEXTPREP_TOUPPER | U8_TEXTPREP_TOLOWER);
if (f == (U8_TEXTPREP_TOUPPER | U8_TEXTPREP_TOLOWER)) {
is_it_tolower = flag & U8_TEXTPREP_TOLOWER;
return (utf8_str_to_upper_or_lower(s, U8_TEXTPREP_TOLOWER));
lower = utf8textprep(argv[0], U8_TEXTPREP_TOLOWER);
&outlen, U8_TEXTPREP_TOLOWER, U8_UNICODE_LATEST,
flag |= U8_TEXTPREP_TOLOWER;