namespace support { class FileName; }
+typedef Layout const * LayoutPtr;
+
class Context;
+/// A trivial subclass, just to give us a public default constructor
+class TeX2LyXDocClass : public DocumentClass
+{};
+
/// in preamble.cpp
-TextClass const parse_preamble(Parser & p, std::ostream & os, std::string const & forceclass);
+void parse_preamble(Parser & p, std::ostream & os,
+ std::string const & forceclass, TeX2LyXDocClass & tc);
/// used packages with options
extern std::map<std::string, std::vector<std::string> > used_packages;