vi /tmp/tm
time_namelookup: %{time_namelookup}\n
time_connect: %{time_connect}\n
time_appconnect: %{time_appconnect}\n
time_pretransfer: %{time_pretransfer}\n
time_redirect: %{time_redirect}\n
time_starttransfer: %{time_starttransfer}\n
----------\n
time_total: %{time_total}\n
curl -w "@/tmp/tm" -o /dev/null -s "http://wordpress.com/"
or
curl -w "@c:\tmp\tm" -o NULL -s "http://wordpress.com/"