13.4 Cache/share OpenSSL contexts
13.5 Export session ids
13.6 Provide callback for cert verification
+ 13.7 Less memory massaging with Schannel
13.8 Support DANE
13.9 TLS record padding
13.10 Support Authority Information Access certificate extension (AIA)
certificate, but this does not seem to be exposed in the libcurl APIs. Could
it be? There's so much that could be done if it were.
+13.7 Less memory massaging with Schannel
+
+ The Schannel backend does a lot of custom memory management we would rather
+ avoid: the repeated alloc + free in sends and the custom memory + realloc
+ system for encrypted and decrypted data. That should be avoided and reduced
+ for 1) efficiency and 2) safety.
+
13.8 Support DANE
DNS-Based Authentication of Named Entities (DANE) is a way to provide SSL