X11: Disable "boxcheat" hack

For details see comment in src/Fl_x.cxx: this "Hack to speed up
bg box drawing" is now disabled for several reasons. The code
is still available if the macro ENABLE_BOXCHEAT is defined.

1 files changed, 0 insertions, 1 deletions

diff --git a/FL/x11.H b/FL/x11.H
index 576b8f1bd..6dcb972e5 100644
--- a/FL/x11.H
+++ b/FL/x11.H
@@ -85,7 +85,6 @@ private:
 extern FL_EXPORT Fl_XFont_On_Demand fl_xfont;
 
 extern FL_EXPORT char fl_override_redirect; // hack into Fl_X::make_xid()
-extern FL_EXPORT int fl_background_pixel;  // hack into Fl_X::make_xid()
 
 #endif // FL_LIBRARY || FL_INTERNALS