nixpkgs/pkgs/development/libraries/atk/fix_pc.patch

--- a/atk/meson.build
+++ b/atk/meson.build
@@ -162,5 +162,6 @@ pkgconfig.generate(libatk,
   name: 'Atk',
   description: 'Accessibility Toolkit',
   subdirs: atk_api_name,
+  requires: glib_dep,
   filebase: 'atk',
 )