(get_weight), (process_freedesktop_node), (write_out_glob),
(write_out_glob2), (collect_glob2), (compare_by_weight),
(write_one_icon), (write_icons), (write_header), (write_map_entry),
(write_map), (get_glob_list_value), (write_alias_cache),
(write_literal_cache), (write_glob_cache), (insert_suffix),
(ucs4_reverse), (build_suffixes), (write_suffix_entries),
(write_suffix_cache), (write_namespace_cache), (get_icon_value),
(write_icons_cache), (collect_glob), (collect_icons),
(collect_strings), (write_cache), (main):
Patch from Matthias Clasen <mclasen@redhat.com> to implement
icon and generic-icon support