handshake_req
error = handshake_req(&clispc, HANDSHAKE_FORK, rpf->fork_auth,
static int handshake_req(struct spclient *, int, void *, int, bool);
if ((rv = handshake_req(&clispc, HANDSHAKE_GUEST,
error = handshake_req(&clispc, hstype, NULL, 0, false);