diff -Naur a/configure b/configure
--- a/configure	2009-04-15 23:49:29.000000000 +0200
+++ b/configure	2022-07-01 14:51:56.210833543 +0200
@@ -6285,7 +6285,7 @@
 sysconfigdir='${sysconfdir}/sysconfig'
 logrotatedir='${sysconfdir}/logrotate.d'
 logdir='${localstatedir}/log'
-subsysdir='${localstatedir}/lock/subsys'
+subsysdir='${localstatedir}/lock'
 pkglocalstatedir='${localstatedir}/lib/'${PACKAGE_NAME}
 
 
diff -Naur a/configure.ac b/configure.ac
--- a/configure.ac	2009-04-15 23:47:52.000000000 +0200
+++ b/configure.ac	2022-07-01 15:04:44.990865669 +0200
@@ -24,6 +24,11 @@
 AC_PROG_CC
 AC_PROG_INSTALL
 
+AC_CHECK_PROG([have_help2man],[help2man],[yes],[no],[/usr/bin])
+if test $have_help2man = no; then
+	AC_MSG_ERROR([Missing help2man.])
+fi
+
 # Checks for header files.
 AC_HEADER_STDC
 AC_HEADER_TIME
@@ -59,8 +64,8 @@
 sysconfigdir='${sysconfdir}/sysconfig'
 logrotatedir='${sysconfdir}/logrotate.d'
 logdir='${localstatedir}/log'
-subsysdir='${localstatedir}/lock/subsys'
-pkglocalstatedir='${localstatedir}/lib/'${PACKAGE_NAME}
+subsysdir='${localstatedir}/lock'
+pkglocalstatedir='${localstatedir}/cache/'${PACKAGE_NAME}
 AC_SUBST(pkgdocdir)
 AC_SUBST(initddir)
 AC_SUBST(sysconfigdir)
diff -Naur a/preload.init.in b/preload.init.in
--- a/preload.init.in	2008-10-23 03:08:20.000000000 +0200
+++ b/preload.init.in	2022-07-01 15:25:44.744251795 +0200
@@ -22,7 +22,7 @@
 
 
 # Source function library.
-. /etc/rc.d/init.d/functions
+. /lib/lsb/init-functions
 
 [ -x @sbindir@/@PACKAGE@ ] || exit 0
 
@@ -54,21 +54,21 @@
 start() {
 	# Check if it is already running
 	if [ ! -f @subsysdir@/@PACKAGE@ ]; then
-	    echo -n $"Starting @PACKAGE@ daemon: "
-	    daemon $RUNAS @sbindir@/@PACKAGE@ $PRELOAD_OPTS
+	    log_info_msg "Starting @PACKAGE@ daemon... "
+	    start_daemon $RUNAS @sbindir@/@PACKAGE@ $PRELOAD_OPTS
 	    RETVAL=$?
 	    [ $RETVAL -eq 0 ] && touch @subsysdir@/@PACKAGE@
-	    echo
+	    evaluate_retval
 	fi
 	return $RETVAL
 }
 
 stop() {
-	echo -n $"Stopping @PACKAGE@ daemon: "
+	log_info_msg "Stopping @PACKAGE@ daemon... "
 	killproc /usr/sbin/@PACKAGE@
 	RETVAL=$?
 	[ $RETVAL -eq 0 ] && rm -f @subsysdir@/@PACKAGE@
-	echo
+	evaluate_retval
         return $RETVAL
 }
 
@@ -102,7 +102,7 @@
 	fi
 	;;
 status)
-	status @PACKAGE@
+	statusproc @PACKAGE@
 	;;
 *)
 	echo $"Usage: $0 {start|stop|status|restart|condrestart|reload}"
diff -Naur a/src/confkeys.h b/src/confkeys.h
--- a/src/confkeys.h	2008-10-23 03:08:21.000000000 +0200
+++ b/src/confkeys.h	2022-07-01 14:17:30.837413835 +0200
@@ -3,7 +3,7 @@
 confkey(model,	integer,	minsize,	2000000,	bytes)
 confkey(model,	integer,	memtotal,	    -10,	signed_integer_percent)
 confkey(model,	integer,	memfree,	     50,	signed_integer_percent)
-confkey(model,	integer,	memcached,	      0,	signed_integer_percent)
+confkey(model,	integer,	memcached,	      30,	signed_integer_percent)
 confkey(system,	boolean,	doscan,		   true,	-)
 confkey(system,	boolean,	dopredict,	   true,	-)
 confkey(system,	integer,	autosave,	   3600,	seconds)