I installed the file ./spam.sh (/usr/local/directadmin/scripts) and I answered YES the question and thereafter I was in DA and the Spamassassin link is not available. Why?
spamcheck:
driver = pipe
batch_max = 100
command = /usr/sbin/exim -oMr spam-scanned -bS
current_directory = "/tmp"
group = mail
home_directory = "/tmp"
log_output
message_prefix =
message_suffix =
return_fail_output
no_return_path_add
transport_filter = /usr/bin/spamc -u ${lookup{$domain}lsearch*{/etc/virtual/domainowners}{$value}}
use_bsmtp
user = mail
# must use a privileged user to set $received_protocol on the way back in!
######################################################################
# Runtime configuration file for Exim #
######### IMPORTANT ########## IMPORTANT ########## IMPORTANT ########
# WARNING! Be sure to back up your previous exim.conf file before #
# attempting to use this exim.conf file. #
# #
# Do may not use this exim.conf Exim configuration file unless you #
# make the required modifications to your Exim configuration #
# following the instructions found below, in the section marked #
# "MODIFICATION INSTRUCTIONS". #
# #
# This is version "RSS-1.0da" of the exim.conf file as distributed #
# by nobaloney.net. #