Requirements Packages You will need to get the GLib, cairo, Pango, ATK, and GTK+ developer packages to build against GTK+. To run GTK+ programs you will also need the libpng and zlib packagages, and if your code uses gettext for internationalisation and/or you want GTK+ internalisation, the gettext-runtime package. The packages here are for people who develop software that uses GTK+. This page is