Include a stripped-down version of FLTK in tree and add a USE_INCLUDED_FLTK option to build against it.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4603 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/fltk/FL/glu.h b/common/fltk/FL/glu.h
new file mode 100644
index 0000000..9156198
--- /dev/null
+++ b/common/fltk/FL/glu.h
@@ -0,0 +1,60 @@
+//
+// "$Id: glu.h 7903 2010-11-28 21:06:39Z matt $"
+//
+// GLu header file for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998-2010 by Bill Spitzak and others.
+//
+// You must include this instead of GL/gl.h to get the Microsoft
+// APIENTRY stuff included (from <windows.h>) prior to the OpenGL
+// header files.
+//
+// This file also provides "missing" OpenGL functions, and
+// gl_start() and gl_finish() to allow OpenGL to be used in any window
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems on the following page:
+//
+// http://www.fltk.org/str.php
+//
+
+#ifndef FL_glu_H
+# define FL_glu_H
+
+# include "Enumerations.H" // for color names
+# ifdef WIN32
+# include <windows.h>
+# endif
+# ifndef APIENTRY
+# if defined(__CYGWIN__)
+# define APIENTRY __attribute__ ((__stdcall__))
+# else
+# define APIENTRY
+# endif
+# endif
+
+# ifdef __APPLE__
+# include <OpenGL/glu.h>
+# else
+# include <GL/glu.h>
+# endif
+
+#endif // !FL_glu_H
+
+//
+// End of "$Id: glu.h 7903 2010-11-28 21:06:39Z matt $".
+//