krb5_init_creds_step
ret = krb5_init_creds_step(context, ctx, &in, &out, hostinfo, &flags);
krb5_init_creds_step (
code = krb5_init_creds_step(ctx->k5c, ctx->icc, &in, &out, &realm,
ret = krb5_init_creds_step(context, icc, &reply, &req, &realm, &flags);
code = krb5_init_creds_step(context,