[exim] exim 4.86 rc1 - spam scanning broken

Hello,

it looks like spam scanning defaults to rspam in 4.86 rc1:
exim4_exp# /usr/sbin/exim4 -bP spamd_address
spamd_address = /var/run/am-spamd/socket

variant=rspamd is not set, however

2015-06-06 14:36:29 1Z1FD3-0000Oa-8N H=188-23-158-253.adsl.highway.telekom.at (argenau.downhill.at.eu.org) [188.23.158.253] Warning: ACL "warn" statement skipped: condition test deferred
2015-06-06 14:36:29 1Z1FD3-0000Oa-8N spam acl condition: Broken pipe on spamd socket

Jun 6 14:36:29 vsrv21575 spamd[1521]: spamd: bad protocol: header error: CHECK RSPAMC/1.3

cu Andreas
--
`What a good friend you are to him, Dr. Maturin. His other friends are
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