From: Timur I. Bakeyev <timur@freebsd.org>
Subject: Fix compilation of Samba 4.7.4 with disabled ADS

Downloaded from upstream mailinglist
https://lists.samba.org/archive/samba-technical/2017-December/124629.html

Patch originates from FreeBSD:
https://svnweb.freebsd.org/ports/head/net/samba47/files/patch-source3__libads__kerberos_keytab.c?revision=457119&view=markup

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>

--- a/source3/libads/kerberos_keytab.c.orig	2017-12-23 14:23:53.247467000 +0100
+++ b/source3/libads/kerberos_keytab.c	2017-12-23 18:57:07.135340000 +0100
@@ -32,8 +32,6 @@
 
 #ifdef HAVE_KRB5
 
-#ifdef HAVE_ADS
-
 /* This MAX_NAME_LEN is a constant defined in krb5.h */
 #ifndef MAX_KEYTAB_NAME_LEN
 #define MAX_KEYTAB_NAME_LEN 1100
@@ -85,6 +83,8 @@
 	return ret;
 }
 
+#ifdef HAVE_ADS
+
 /**********************************************************************
  Adds a single service principal, i.e. 'host' to the system keytab
 ***********************************************************************/