freenas# pkg_add -r gdisk
Fetching ftp://ftp.freebsd.org/pub/FreeBSD/ports/amd64/packages-8.2-release/Latest/gdisk.tbz... Done.
pkg_add: package 'gdisk-0.6.13' or its older version already installed
freenas# pkg_delete gdisk
pkg_delete: no such package 'gdisk' installed
freenas# gdisk
gdisk: Command not found.
freenas# pkg_add -r gpt
Fetching ftp://ftp.freebsd.org/pub/FreeBSD/ports/amd64/packages-8.2-release/Latest/gpt.tbz... Done.
pkg_add: package 'gpt-3.2_4' or its older version already installed
freenas# gpt
gpt: Command not found.
freenas# pkg_delete gpt
pkg_delete: no such package 'gpt' installed