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diff --git a/libcurl/src/lib/vtls/nssg.h b/libcurl/src/lib/vtls/nssg.h
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+#ifndef HEADER_CURL_NSSG_H
+#define HEADER_CURL_NSSG_H
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+#include "../curl_setup.h"
+
+#ifdef USE_NSS
+/*
+ * This header should only be needed to get included by vtls.c and nss.c
+ */
+
+#include "urldata.h"
+
+CURL_STATIC CURLcode Curl_nss_connect(struct connectdata *conn, int sockindex);
+CURL_STATIC CURLcode Curl_nss_connect_nonblocking(struct connectdata *conn,
+ int sockindex,
+ bool *done);
+/* close a SSL connection */
+CURL_STATIC void Curl_nss_close(struct connectdata *conn, int sockindex);
+
+CURL_STATIC int Curl_nss_init(void);
+CURL_STATIC void Curl_nss_cleanup(void);
+
+CURL_STATIC size_t Curl_nss_version(char *buffer, size_t size);
+CURL_STATIC int Curl_nss_check_cxn(struct connectdata *cxn);
+CURL_STATIC int Curl_nss_seed(struct SessionHandle *data);
+
+/* initialize NSS library if not already */
+CURL_STATIC CURLcode Curl_nss_force_init(struct SessionHandle *data);
+
+CURL_STATIC int Curl_nss_random(struct SessionHandle *data,
+ unsigned char *entropy,
+ size_t length);
+
+CURL_STATIC void Curl_nss_md5sum(unsigned char *tmp, /* input */
+ size_t tmplen,
+ unsigned char *md5sum, /* output */
+ size_t md5len);
+
+CURL_STATIC bool Curl_nss_cert_status_request(void);
+
+CURL_STATIC bool Curl_nss_false_start(void);
+
+/* Set the API backend definition to NSS */
+#define CURL_SSL_BACKEND CURLSSLBACKEND_NSS
+
+/* this backend supports the CAPATH option */
+#define have_curlssl_ca_path 1
+
+/* this backend supports CURLOPT_CERTINFO */
+#define have_curlssl_certinfo 1
+
+/* API setup for NSS */
+#define curlssl_init Curl_nss_init
+#define curlssl_cleanup Curl_nss_cleanup
+#define curlssl_connect Curl_nss_connect
+#define curlssl_connect_nonblocking Curl_nss_connect_nonblocking
+
+/* NSS has its own session ID cache */
+#define curlssl_session_free(x) Curl_nop_stmt
+#define curlssl_close_all(x) ((void)x)
+#define curlssl_close Curl_nss_close
+/* NSS has no shutdown function provided and thus always fail */
+#define curlssl_shutdown(x,y) ((void)x, (void)y, 1)
+#define curlssl_set_engine(x,y) ((void)x, (void)y, CURLE_NOT_BUILT_IN)
+#define curlssl_set_engine_default(x) ((void)x, CURLE_NOT_BUILT_IN)
+#define curlssl_engines_list(x) ((void)x, (struct curl_slist *)NULL)
+#define curlssl_version Curl_nss_version
+#define curlssl_check_cxn(x) Curl_nss_check_cxn(x)
+#define curlssl_data_pending(x,y) ((void)x, (void)y, 0)
+#define curlssl_random(x,y,z) Curl_nss_random(x,y,z)
+#define curlssl_md5sum(a,b,c,d) Curl_nss_md5sum(a,b,c,d)
+#define curlssl_cert_status_request() Curl_nss_cert_status_request()
+#define curlssl_false_start() Curl_nss_false_start()
+
+#endif /* USE_NSS */
+#endif /* HEADER_CURL_NSSG_H */