1 files changed, 31 insertions, 0 deletions
diff --git a/src/boost/tools/quickbook/src/fwd.hpp b/src/boost/tools/quickbook/src/fwd.hpp
new file mode 100644
index 000000000..f079aa5bc
--- /dev/null
+++ b/src/boost/tools/quickbook/src/fwd.hpp
@@ -0,0 +1,31 @@
+/*=============================================================================
+    Copyright (c) 2002 2004 2006 Joel de Guzman
+    Copyright (c) 2004 Eric Niebler
+    Copyright (c) 2010 Daniel James
+    http://spirit.sourceforge.net/
+
+    Use, modification and distribution is subject to the Boost Software
+    License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+    http://www.boost.org/LICENSE_1_0.txt)
+=============================================================================*/
+#if !defined(BOOST_SPIRIT_FWD_HPP)
+#define BOOST_SPIRIT_FWD_HPP
+
+#include <boost/intrusive_ptr.hpp>
+
+namespace quickbook
+{
+    struct state;
+    struct quickbook_grammar;
+    struct collector;
+    struct document_state;
+    struct section_info;
+    struct file;
+    struct template_symbol;
+    typedef boost::intrusive_ptr<file> file_ptr;
+    typedef unsigned source_mode_type;
+
+    inline void ignore_variable(void const*) {}
+}
+
+#endif