[Unit]
Description=Sendmail Mail Transport Agent
After=syslog.target network.target
Conflicts=postfix.service exim.service
Wants=sm-client.service

[Service]
Type=forking
PIDFile=/run/sendmail.pid
EnvironmentFile=-/etc/sysconfig/sendmail
ExecStartPre=-/etc/mail/make
ExecStartPre=-/etc/mail/make aliases
ExecStart=/usr/sbin/sendmail $DAEMON $QUEUE $SENDMAIL_OPTARG
ExecReload=-/etc/mail/make
ExecReload=-/etc/mail/make aliases

[Install]
WantedBy=multi-user.target