Closes #4578
Closes #4579
11.6 slow connect to localhost on Windows
11.7 signal-based resolver timeouts
11.8 DoH leaks memory after followlocation
+ 11.9 DoH doesn't inherit all transfer options
12. LDAP and OpenLDAP
12.1 OpenLDAP hangs after returning results
https://github.com/curl/curl/issues/4592
+11.9 DoH doesn't inherit all transfer options
+
+ https://github.com/curl/curl/issues/4578
+
12. LDAP and OpenLDAP
12.1 OpenLDAP hangs after returning results