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diff --git a/indra/llcorehttp/_httplibcurl.h b/indra/llcorehttp/_httplibcurl.h
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+/**
+ * @file _httplibcurl.h
+ * @brief Declarations for internal class providing libcurl transport.
+ *
+ * $LicenseInfo:firstyear=2012&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2012, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef	_LLCORE_HTTP_LIBCURL_H_
+#define	_LLCORE_HTTP_LIBCURL_H_
+
+
+#include <curl/curl.h>
+#include <curl/multi.h>
+
+#include <set>
+
+
+namespace LLCore
+{
+
+
+class HttpService;
+class HttpPolicy;
+class HttpOpRequest;
+class HttpHeaders;
+
+
+class HttpLibcurl
+{
+public:
+	HttpLibcurl(HttpService * service);
+	virtual ~HttpLibcurl();
+
+private:
+	HttpLibcurl(const HttpLibcurl &);			// Not defined
+	void operator=(const HttpLibcurl &);		// Not defined
+
+public:
+	static void init();
+	static void term();
+
+	void processTransport();
+	void addOp(HttpOpRequest * op);
+
+	int activeCount() const;
+
+protected:
+	void completeRequest(CURLM * multi_handle, CURL * handle, CURLcode status);
+	
+protected:
+	typedef std::set<HttpOpRequest *> active_set_t;
+	
+protected:
+	HttpService *		mService;
+	active_set_t		mActiveOps;
+	CURLM *				mMultiHandles[1];
+};  // end class HttpLibcurl
+
+
+// ---------------------------------------
+// Free functions
+// ---------------------------------------
+
+
+curl_slist * append_headers_to_slist(const HttpHeaders *, curl_slist * slist);
+
+
+}  // end namespace LLCore
+
+#endif // _LLCORE_HTTP_LIBCURL_H_