ref: 3dd92d8f0badea8dc2cf20cc2a8c3aee390daee6
dir: /sys/src/cmd/pkg/list/
#!/bin/rc
if(~ $#pkgpath 0)
pkgpath=http://9front.org/pkg/$cputype
if(~ $pkgpath ftp* http*)
hget $pkgpath | htmlfmt | grep '\.tbz' | sed -e 's/\.tbz.*$//g' | awk '{print $NF}'
if not
ls -p $pkgpath/*.tbz | sed 's/\.tbz.*$//g'