add missing options.

from Daniel Chavez via patches@

conf/kore.conf.example

@@ -54,7 +54,7 @@ workers		4
 #worker_accept_threshold		16
 
 # What should the Kore parent process do if a worker
-# process unexpectly exits. The default policy is that
+# process unexpectedly exits. The default policy is that
 # the worker process is automatically restarted.
 #
 # If you want the kore server to exit if a worker dies
@@ -192,6 +192,13 @@ validator	v_session	function	v_session_validate
 # Required DH parameters for TLS.
 #tls_dhparam	dh2048.pem
 
+# OpenBSD specific settings.
+# Add more pledges if your application requires more privileges.
+# All worker processes call pledge(2) after dropping privileges
+# (even if -rn was specified).
+# By default Kore will use the following promises: "stdio rpath inet error"
+#pledge dns wpath
+
 # Authentication configuration
 #
 # Using authentication blocks you can define a standard way for