ref: 02f37359b09972ced1ed1061bd2a5a0aa65b2d09
dir: /rc/bin/usps/
#!/bin/rc rfork en if(! ~ $#* 1) { echo usage: usps 01601531218002685498 >[1=2] exit usage } rfork e hget -p 'qtc_tLabels1='^$1 https://tools.usps.com/go/TrackConfirmAction | htmlfmt > /tmp/usps.$pid sam -d /tmp/usps.$pid >[2] /dev/null <<'!' ,/Tracking Number:/-1d /Available Actions/,$d ,p ! rm /tmp/usps.$pid