* Check out BIO_new() and change X509_NAME_oneline() to X509_NAME_print_ex()
  or change it to X509_NAME_print_ex_fp()
+ Get rid of get_peer_cert
+ Callback handler for cert_verify
+ name resolving

Windows environment

1. OpenSSL in rules.mk analoog aan PTHREADLIBDIR?
2. ssl4pl analoog aan socket.dll?
3. ssl package directory met proloog server/client tests en ssl.pl?
