component/gtk: add more explicit rpath.

component/gtk/buildout.cfg

@@ -89,7 +89,7 @@ make-binary = ninja -C builddir
 environment =
   PATH=${glib:location}/bin:${python3:location}/bin:${freetype:location}/bin:${meson:location}/bin:${ninja:location}/bin:${pkgconfig:location}/bin:${xz-utils:location}/bin:%(PATH)s
   PKG_CONFIG_PATH=${:pkg_config_depends}
-  LDFLAGS=-Wl,-rpath=${gettext:location}/lib -Wl,-rpath=${bzip2:location}/lib -Wl,-rpath=${zlib:location}/lib -Wl,-rpath=${harfbuzz:location}/lib -Wl,-rpath=${glib:location}/lib -Wl,-rpath=${fribidi:location}/lib -Wl,-rpath=${fontconfig:location}/lib
+  LDFLAGS=-Wl,-rpath=${gettext:location}/lib -Wl,-rpath=${bzip2:location}/lib -Wl,-rpath=${zlib:location}/lib -Wl,-rpath=${harfbuzz:location}/lib -Wl,-rpath=${glib:location}/lib -Wl,-rpath=${fribidi:location}/lib -Wl,-rpath=${fontconfig:location}/lib -Wl,-rpath=${cairo:location}/lib -Wl,-rpath=@@LOCATION@@/lib
 
 [gdk-pixbuf]
 recipe = slapos.recipe.cmmi
@@ -116,7 +116,7 @@ environment =
   PATH=${glib:location}/bin:${python3:location}/bin:${ninja:location}/bin:${pkgconfig:location}/bin:${xz-utils:location}/bin:%(PATH)s
   PKG_CONFIG_PATH=${glib:location}/lib/pkgconfig:${glib:pkg_config_depends}
   CFLAGS=-I${gettext:location}/include
-  LDFLAGS=-L${gettext:location}/lib -lintl -Wl,-rpath=${gettext:location}/lib -Wl,-rpath=${glib:location}/lib
+  LDFLAGS=-L${gettext:location}/lib -lintl -Wl,-rpath=${gettext:location}/lib -Wl,-rpath=${glib:location}/lib -Wl,-rpath=${libsigc:location}/lib
 
 [at-spi2-core]
 recipe = slapos.recipe.cmmi