timeout_tls
int timeout_tls(int, struct tls *, int (*)(struct tls *));
timeout_tls(s, tls_cctx, tls_close);
timeout_tls(s, tls_ctx, tls_close);
if (timeout_tls(s, tls_ctx, tls_handshake) == -1) {
} else if (timeout_tls(connfd, tls_cctx, tls_handshake) == -1) {
static int timeout_tls(int, struct tls *, int (*)(struct tls *));
if (timeout_tls(sc->fd, sc->tls, tls_handshake) == -1) {