krb5_c_keylengths
krb5_c_keylengths (
check(krb5_c_keylengths(NULL, etype, &keybytes, &keylength));
retval = krb5_c_keylengths(context, etype, &keybytes, &keylength);
ret = krb5_c_keylengths(context, enctype, &rand_len, &key_len);
ret = krb5_c_keylengths(context, ikey->enctype, &seedlen, &keylen);