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diff --git a/lib/dns/include/dns/secproto.h b/lib/dns/include/dns/secproto.h
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+/*
+ * Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 1999-2001 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: secproto.h,v 1.16 2007/06/19 23:47:17 tbox Exp $ */
+
+#ifndef DNS_SECPROTO_H
+#define DNS_SECPROTO_H 1
+
+/*! \file dns/secproto.h */
+
+#include <isc/lang.h>
+
+#include <dns/types.h>
+
+ISC_LANG_BEGINDECLS
+
+isc_result_t
+dns_secproto_fromtext(dns_secproto_t *secprotop, isc_textregion_t *source);
+/*%<
+ * Convert the text 'source' refers to into a DNSSEC security protocol value.
+ * The text may contain either a mnemonic protocol name or a decimal protocol
+ * number.
+ *
+ * Requires:
+ *\li 'secprotop' is a valid pointer.
+ *
+ *\li 'source' is a valid text region.
+ *
+ * Returns:
+ *\li ISC_R_SUCCESS on success
+ *\li ISC_R_RANGE numeric type is out of range
+ *\li DNS_R_UNKNOWN mnemonic type is unknown
+ */
+
+isc_result_t
+dns_secproto_totext(dns_secproto_t secproto, isc_buffer_t *target);
+/*%<
+ * Put a textual representation of the DNSSEC security protocol 'secproto'
+ * into 'target'.
+ *
+ * Requires:
+ *\li 'secproto' is a valid secproto.
+ *
+ *\li 'target' is a valid text buffer.
+ *
+ * Ensures,
+ * if the result is success:
+ * \li The used space in 'target' is updated.
+ *
+ * Returns:
+ *\li ISC_R_SUCCESS on success
+ *\li ISC_R_NOSPACE target buffer is too small
+ */
+
+ISC_LANG_ENDDECLS
+
+#endif /* DNS_SECPROTO_H */