Kei Kebreau writes: > * gnu/packages/gtk.scm (gtk+)[propagated-inputs]: Add libxkbcommon, > mesa, wayland and wayland-protocols. > [arguments]: Add "--enable-wayland-backend" and "--enable-x11-backend" > to #:configure-flags. Why do these inputs need to be propagated? Apart from that I think this looks okay. Would like other opinions though.