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diff --git a/linden/indra/llmedia/llmediaimplgstreamer_syms.h b/linden/indra/llmedia/llmediaimplgstreamer_syms.h
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+++ b/linden/indra/llmedia/llmediaimplgstreamer_syms.h
@@ -0,0 +1,75 @@
+/** 
+ * @file llmediaimplgstreamer_syms.h
+ * @brief dynamic GStreamer symbol-grabbing code
+ *
+ * Copyright (c) 2007-2007, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+#include "linden_common.h"
+
+#if LL_GSTREAMER_ENABLED
+
+extern "C" {
+#include <gst/gst.h>
+}
+
+bool grab_gst_syms(std::string gst_dso_name,
+                   std::string gst_dso_name_vid,
+                   std::string gst_dso_name_aud);
+void ungrab_gst_syms();
+
+#define LL_GST_SYM(REQ, GSTSYM, RTN, ...) extern RTN (*ll##GSTSYM)(__VA_ARGS__)
+#include "llmediaimplgstreamer_syms_raw.inc"
+#include "llmediaimplgstreamer_syms_rawa.inc"
+#include "llmediaimplgstreamer_syms_rawv.inc"
+#undef LL_GST_SYM
+
+// regrettable hacks to give us better runtime compatibility with older systems
+#define llg_return_if_fail(COND) do{if (!(COND)) return;}while(0)
+#define llg_return_val_if_fail(COND,V) do{if (!(COND)) return V;}while(0)
+
+// regrettable hacks because GStreamer was not designed for runtime loading
+#undef GST_TYPE_MESSAGE
+#define GST_TYPE_MESSAGE (llgst_message_get_type())
+#undef GST_TYPE_OBJECT
+#define GST_TYPE_OBJECT (llgst_object_get_type())
+#undef GST_TYPE_PIPELINE
+#define GST_TYPE_PIPELINE (llgst_pipeline_get_type())
+#undef GST_TYPE_ELEMENT
+#define GST_TYPE_ELEMENT (llgst_element_get_type())
+#undef GST_TYPE_AUDIO_SINK
+#define GST_TYPE_AUDIO_SINK (llgst_audio_sink_get_type())
+#undef GST_TYPE_VIDEO_SINK
+#define GST_TYPE_VIDEO_SINK (llgst_video_sink_get_type())
+#undef _gst_debug_register_funcptr
+#define _gst_debug_register_funcptr ll_gst_debug_register_funcptr
+#undef _gst_debug_category_new
+#define _gst_debug_category_new ll_gst_debug_category_new
+#undef __gst_debug_enabled
+#define __gst_debug_enabled (0)
+
+// more hacks
+#define LLGST_MESSAGE_TYPE_NAME(M) (llgst_message_type_get_name(GST_MESSAGE_TYPE(M)))
+
+#endif // LL_GSTREAMER_ENABLED