diff --git a/crypto/asn1/nsseq.c b/crypto/asn1/nsseq.c
new file mode 100644
index 0000000..5f95cfd
--- /dev/null
+++ b/crypto/asn1/nsseq.c
@@ -0,0 +1,126 @@
+/* nsseq.c */
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 1999.
+ */
+/* ====================================================================
+ * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "asn1_mac.h"
+#include "err.h"
+#include "x509.h"
+#include "objects.h"
+
+/* Netscape certificate sequence structure */
+
+/*
+ * ASN1err(ASN1_F_NETSCAPE_CERT_SEQUENCE_NEW,ERR_R_MALLOC_FAILURE);
+ * ASN1err(ASN1_F_D2I_NETSCAPE_CERT_SEQUENCE,ERR_R_MALLOC_FAILURE);
+ */
+
+int i2d_NETSCAPE_CERT_SEQUENCE(a,pp)
+NETSCAPE_CERT_SEQUENCE *a;
+unsigned char **pp;
+{
+	int v = 0;
+	M_ASN1_I2D_vars(a);
+	M_ASN1_I2D_len (a->type, i2d_ASN1_OBJECT);
+	M_ASN1_I2D_len_EXP_SEQUENCE_opt(a->certs, i2d_X509, 0,
+							 V_ASN1_SEQUENCE, v);
+
+	M_ASN1_I2D_seq_total();
+
+	M_ASN1_I2D_put (a->type, i2d_ASN1_OBJECT);
+	M_ASN1_I2D_put_EXP_SEQUENCE_opt(a->certs, i2d_X509, 0,
+							 V_ASN1_SEQUENCE, v);
+
+	M_ASN1_I2D_finish();
+}
+
+NETSCAPE_CERT_SEQUENCE *NETSCAPE_CERT_SEQUENCE_new()
+{
+	NETSCAPE_CERT_SEQUENCE *ret=NULL;
+	ASN1_CTX c;
+	M_ASN1_New_Malloc(ret, NETSCAPE_CERT_SEQUENCE);
+	/* Note hardcoded object type */
+	ret->type = OBJ_nid2obj(NID_netscape_cert_sequence);
+	ret->certs = NULL;
+	return (ret);
+	M_ASN1_New_Error(ASN1_F_NETSCAPE_CERT_SEQUENCE_NEW);
+}
+
+NETSCAPE_CERT_SEQUENCE *d2i_NETSCAPE_CERT_SEQUENCE(a,pp,length)
+NETSCAPE_CERT_SEQUENCE **a;
+unsigned char **pp;
+long length;
+{
+	M_ASN1_D2I_vars(a,NETSCAPE_CERT_SEQUENCE *,
+					NETSCAPE_CERT_SEQUENCE_new);
+	M_ASN1_D2I_Init();
+	M_ASN1_D2I_start_sequence();
+	M_ASN1_D2I_get (ret->type, d2i_ASN1_OBJECT);
+	M_ASN1_D2I_get_EXP_set_opt(ret->certs, d2i_X509, X509_free, 0,
+							 V_ASN1_SEQUENCE);
+	M_ASN1_D2I_Finish(a, NETSCAPE_CERT_SEQUENCE_free, ASN1_F_D2I_NETSCAPE_CERT_SEQUENCE);
+}
+
+void NETSCAPE_CERT_SEQUENCE_free (a)
+NETSCAPE_CERT_SEQUENCE *a;
+{
+	if (a == NULL) return;
+	ASN1_OBJECT_free(a->type);
+	if(a->certs) sk_pop_free(a->certs, X509_free);
+	Free ((char *)a);
+}