Change the inappropriately named destroot.location to destroot.vars (that's not a great name either but "args" is already taken and "env" means something a little different).
Change the inappropriately named destroot.location to destroot.vars (that's
not a great name either but "args" is already taken and "env" means something
a little different).

git-svn-id: 620571fa9b4bd0cbce9a0cf901e91ef896adbf27@3128 d073be05-634f-4543-b044-5fe20cf6d1d6

neverpanic/macports-base,danchr/macports-base,macports/macports-base,neverpanic/macports-base,danchr/macports-base,macports/macports-base