ossl_isalpha
} else if (ossl_isalpha(*s))
if (!ossl_isalpha(*s)) {
if (ossl_isalpha(*scheme))
&& (ossl_isalpha(*scheme)
return ossl_isalpha(c) || ossl_isdigit(c) || c == '_' || c == '-';
return TEST_int_eq(isalpha(n) != 0, ossl_isalpha(n) != 0)