1.27 hardcode the "localhost" addresses
1.28 FD_CLOEXEC
1.29 Upgrade to websockets
+ 1.30 config file parsing
2. libcurl - multi interface
2.1 More non-blocking
Michael Kaufmann suggestion here:
https://curl.haxx.se/video/curlup-2017/2017-03-19_05_Michael_Kaufmann_Websocket_support_for_curl.mp4
+1.30 config file parsing
+
+ Consider providing an API, possibly in a separate companion library, for
+ parsing a config file like curl's -K/--config option to allow applications to
+ get the same ability to read curl options from files.
+
+ See https://github.com/curl/curl/issues/3698
+
2. libcurl - multi interface
2.1 More non-blocking