Implement client side multi-head support. Requires a FLTK patched to support
fullscreen over multiple monitors. Will properly report screen configuration
to the server, provided the server supports it.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4935 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9cf3dd3..c375314 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -289,6 +289,9 @@
   # FLTK STR #2816
   check_cxx_source_compiles("#include <FL/Fl_Window.H>\nint main(int c, char** v) { Fl_Window::default_icons(0, 0); return 0; }" HAVE_FLTK_ICONS)
 
+  # FLTK STR #2860
+  check_cxx_source_compiles("#include <FL/Fl_Window.H>\nint main(int c, char** v) { void (Fl_Window::*foo)(int,int,int,int) = &Fl_Window::fullscreen_screens; return 0; }" HAVE_FLTK_FULLSCREEN_SCREENS)
+
   set(CMAKE_REQUIRED_INCLUDES)
   set(CMAKE_REQUIRED_LIBRARIES)
 endif()