[Unit]
Description=Clamav antivirus milter daemon 
After=network.target clamd.service
Requires=clamd.service

[Service]
Type=forking
ExecStart=/usr/sbin/clamav-milter
; it will switch to vscan user
;User=vscan
;Group=vscan
;PrivateTmp=yes

[Install]
WantedBy=multi-user.target