Rewriting host(1) in C++ from scratch using BIND 10's libdns.
Initial functionality:
host _hostname_ [server]
By default, it looks up the A, AAAA, and MX record sets.
Note it doesn't use /etc/resolv.conf at this time.
The default name server used is 127.0.0.1.
-r disable recursive processing
-t _type_ specific query type
-v enable verbose output mode, including elapsed time