"noask" pkgadd admin file
From Brandonhutchinson.com
The following pkgadd admin file will install a package non-interactively. See the admin(4) man page for details on these options.
mail= instance=overwrite partial=nocheck runlevel=nocheck idepend=nocheck rdepend=nocheck space=nocheck setuid=nocheck conflict=nocheck action=nocheck basedir=default
- Use pkgadd -a to reference the "noask" admin file.
