gnupg got upgraded recently. I found this message in app-crypt:gnupg-2.0.1-r2:20070105-233941.log: # cat app-crypt\:gnupg-2.0.1-r2\:20070105-233941.log WARN: unpack QA Notice: ${WANT_AUTOCONF} variable unset. Please report on http://bugs.gentoo.org/ So I'm dutifully reporting it.
Fixed thanks!
*** Bug 160517 has been marked as a duplicate of this bug. ***