--- samba-4.7.4/packaging/systemd/smb.service.orig	2017-12-26 18:26:31.457609415 +0100
+++ samba-4.7.4/packaging/systemd/smb.service	2017-12-26 18:27:11.460942304 +0100
@@ -8,6 +8,7 @@
 PIDFile=/run/samba/smbd.pid
 LimitNOFILE=16384
 EnvironmentFile=-/etc/sysconfig/samba
+ExecStartPre=/bin/sh -c '[ "`samba-tool testparm --parameter-name="server role" 2>/dev/null | tail -1`" != "active directory domain controller" ]'
 ExecStart=/usr/sbin/smbd --foreground --no-process-group $SMBDOPTIONS
 ExecReload=/usr/bin/kill -HUP $MAINPID
 LimitCORE=infinity
--- samba-4.7.4/packaging/systemd/nmb.service.orig	2017-12-26 18:26:31.457609415 +0100
+++ samba-4.7.4/packaging/systemd/nmb.service	2017-12-26 18:27:32.350942051 +0100
@@ -7,6 +7,8 @@
 NotifyAccess=all
 PIDFile=/run/samba/nmbd.pid
 EnvironmentFile=-/etc/sysconfig/samba
+ExecStartPre=/bin/sh -c '[ "`samba-tool testparm --parameter-name="server role" 2>/dev/null | tail -1`" != "active directory domain controller" ]'
+ExecStartPre=/bin/sh -c '[ "`testparm -s --parameter-name="disable netbios" 2>/dev/null`" != "Yes" ]'
 ExecStart=/usr/sbin/nmbd --foreground --no-process-group $NMBDOPTIONS
 ExecReload=/usr/bin/kill -HUP $MAINPID
 LimitCORE=infinity
--- samba-4.7.4/packaging/systemd/samba.service.orig	2017-12-26 18:26:31.457609415 +0100
+++ samba-4.7.4/packaging/systemd/samba.service	2017-12-26 18:27:52.774275149 +0100
@@ -8,6 +8,7 @@
 PIDFile=/run/samba/samba.pid
 LimitNOFILE=16384
 EnvironmentFile=-/etc/sysconfig/samba
+ExecStartPre=/bin/sh -c '[ "`samba-tool testparm --parameter-name="server role" 2>/dev/null | tail -1`" = "active directory domain controller" ]'
 ExecStart=/usr/sbin/samba --foreground --no-process-group $SAMBAOPTIONS
 ExecReload=/usr/bin/kill -HUP $MAINPID