PEM_read_bio_SSL_SESSION
sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
x = PEM_read_bio_SSL_SESSION(in, NULL, NULL, NULL);
SSL_SESSION *PEM_read_bio_SSL_SESSION(BIO *bp, SSL_SESSION **x,
if ((ss = PEM_read_bio_SSL_SESSION(bio, NULL, tls_password_cb,