+ # - always rely on up-to-date x11 and gl libraries, bundling them will break on future distros
+ # - gtk is not easily bundlable on linux because it looks for harcoded system path to optional
+ # shared libraries like image codecs, theme engines, sound notification system, etc.
+ # so expect user to install gtk first
+ # - since we ask user to instal gtk, we can also ask them to install gtkglext,
+ # which is likely to pull gtk itself, x11 and gl dependencies
+ # - old fontconfig does not work correctly if newer fontconfig configuration is installed
+ # - if gtk and fontconfig is installed, freetype is
+ egrep -v '/libc\.|/libdl\.|/libm\.|/libX|/libxcb|/libGL' \
+ | egrep -v '/libatk|/libgdk|/libgtk|/libgio|/libglib|/libgmodule|/libgobject|/libfontconfig|/libfreetype'