1.19 Timeout idle connections from the pool
1.20 SRV and URI DNS records
1.21 API for URL parsing/splitting
+ 1.22 CURLINFO_PAUSE_STATE
1.23 Offer API to flush the connection pool
1.24 TCP Fast Open for windows
1.25 Expose tried IP addresses that failed
using libcurl need that ability. In polls to users, we've learned that many
libcurl users would like to see and use such an API.
+1.22 CURLINFO_PAUSE_STATE
+
+ Return information about the transfer's current pause state, in both
+ directions. https://github.com/curl/curl/issues/2588
+
1.23 Offer API to flush the connection pool
Sometimes applications want to flush all the existing connections kept alive.