dcron: remove systemd build option (#1736)

srcpkgs/dcron/files/dcron.service

@@ -1,10 +0,0 @@
-[Unit]
-Description=Periodic Command Scheduler
-
-[Service]
-Type=forking
-ExecStart=/usr/sbin/crond
-Restart=always
-
-[Install]
-WantedBy=multi-user.target

srcpkgs/dcron/template

@@ -1,7 +1,7 @@
 # Template file for 'dcron'
 pkgname=dcron
 version=4.5
-revision=28
+revision=29
 build_pie=yes
 conf_files="/var/spool/cron/root"
 replaces="cron-daemon>=0"
@@ -13,7 +13,6 @@ license="GPL-2"
 distfiles="http://www.jimpryor.net/linux/releases/dcron-${version}.tar.gz"
 checksum=9e50edb6f5bd8153b16bad05087d985e5153ce45cc01ae77e7f842213fb4a824
 
-build_options="systemd"
 make_dirs="
  /etc/cron.d 0755 root root
  /etc/cron.hourly 0755 root root
@@ -39,9 +38,5 @@ do_install() {
 	# crontab must be setuid for all users to work!
 	chmod 4755 ${DESTDIR}/usr/bin/crontab
 
-	if [ "$build_option_systemd" ]; then
-		vinstall ${FILESDIR}/dcron.service 644 usr/lib/systemd/system
-	fi
-
 	vsv dcron
 }