> Would having pkg_chk automatically use SU_CMD if the user is non root cover
> your needs? something like:

The patch looks fine except:
1) I'm not sure about unpriviledged builds;
2) s/!=/==/
3) I would prefer to double quote `id -u`, id program may fail (who knows),
   Interix allows user names with spaces inside.

> +if [ `${ID} -u` != 0 ] ; then
  +if [ "`${ID} -u`" == 0 ] ; then

-- 
Best regards, Aleksey Cheusov.