PKG_CACHE

[Stephan A. Rickauer]

What magic do I miss to cache packages in PKG_CACHE? Must be really
obvious, but I can't spot it.

# PKG_CACHE=/tmp
# echo $PKG_CACHE
/tmp
# pkg_add -x nano
Adding nano-2.0.7
# ls -l /tmp/         

(empty)

Thanks.