+5693. [func] Restore support for reading 'timeout' and 'attempts'
+ options from /etc/resolv.conf, and use their values
+ in dig, host and nslookup. (Previously this was
+ supported by liblwres, and was still mentioned
+ in man pages, but had stopped working after liblwres
+ was deprecated in favor of libirs.) [GL #2785]
+
5692. [bug] Fix a rare crash in the DoH code caused by
detaching from an HTTP/2 session handle too early when
sending data. [GL #2851]