CXX ui/dialog/floating-behavior.o
ui/dialog/floating-behavior.cpp: In member function ‘bool Inkscape::UI::Dialog::Behavior::FloatingBehavior::_trans_timer()’:
ui/dialog/floating-behavior.cpp:105: error: ‘class Gtk::Dialog’ has no member named ‘set_opacity’
ui/dialog/floating-behavior.cpp:107: error: ‘class Gtk::Dialog’ has no member named ‘set_opacity’
ui/dialog/floating-behavior.cpp:114: error: ‘class Gtk::Dialog’ has no member named ‘get_opacity’
ui/dialog/floating-behavior.cpp:122: error: ‘class Gtk::Dialog’ has no member named ‘set_opacity’
make: *** [ui/dialog/floating-behavior.o] Error 1