> 1. Please try a -current version, and see if it works there

 Will do.

> 2. Is your /tmp some kind of symlink? is /var/tmp?
 
drwxrwxrwt   2 root  wheel      512 Jul 11 12:52 tmp

 No, it aint. Not is /usr/local/tmp, with which I have tried as well.

-- 
Markus Illenseer