built-in TCP is currently not working with WolfSSL (builds fine)

[scaprile]

Connection closes right after handshake:

12cdb  2 net_builtin.c:210:onstatechang READY, IP: 192.168.32.32
12cdb  2 net_builtin.c:211:onstatechang        GW: 192.168.32.1
12cdb  2 net_builtin.c:212:onstatechang       MAC: 02:00:01:02:03:78
12ed9  3 net.c:179:mg_connect_svc       1 -1 https://cesanta.com/
12ed9  3 net.c:179:mg_connect_svc       2 -1 udp://8.8.8.8:53
12ed9  3 net_builtin.c:1162:mg_connect_ 2 192.168.32.32:51508 -> 8.8.8.8:53
12f12  3 dns.c:180:dns_cb               1 cesanta.com is 138.201.35.31
12f12  3 net_builtin.c:1162:mg_connect_ 1 192.168.32.32:51509 -> 138.201.35.31:443
12f83  3 mip_tap_test.c:178:fcb         CONNECT
12f83  3 tls_openssl.c:139:mg_tls_init  1 Setting TLS
12f9a  3 tls_openssl.c:235:mg_tls_init  1 SSL client OK
1301f  3 tls_openssl.c:245:mg_tls_hands 1 success
13497  3 mip_tap_test.c:202:fcb         CLOSE
13497  3 net.c:148:mg_close_conn        1 -1 closed
FAILURE mip_tap_test.c:250: rc == 200