audit: build only libaudit

Turns out auditd depends on libev. Lets have that in packages.git.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

package/libs/libaudit/files/audit.init

@@ -0,0 +1,16 @@
+#!/bin/sh /etc/rc.common
+# Copyright (c) 2014 OpenWrt.org
+
+START=11
+
+USE_PROCD=1
+PROG=/usr/sbin/auditd
+
+start_service() {
+	mkdir -p /var/log/audit
+	procd_open_instance
+	procd_set_param command "$PROG" -n
+	procd_set_param respawn
+	procd_close_instance
+	test -f /etc/audit/rules.d/audit.rules && /usr/sbin/auditctl -R /etc/audit/rules.d/audit.rules
+}