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diff --git a/src/roms/SLOF/clients/net-snk/app/netlib/dns.h b/src/roms/SLOF/clients/net-snk/app/netlib/dns.h
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+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ * IBM Corporation - initial implementation
+ *****************************************************************************/
+
+
+#ifndef _DNS_H_
+#define _DNS_H_
+
+#include <stdint.h>
+
+/* Initialize the environment for DNS client. */
+extern int8_t dns_init(uint32_t _dns_server_ip, uint8_t _dns_server_ipv6[16], uint8_t ip_version);
+
+/* For given URL retrieves IPv4 from DNS-server. */
+extern int8_t dns_get_ip(int fd, int8_t * url, uint8_t * domain_ip, uint8_t ip_version);
+
+/* Handles DNS-packets, which are detected by receive_ether. */
+extern int32_t handle_dns(uint8_t * packet, int32_t packetsize);
+
+#endif
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