+pipe_vc4_create_screen(int fd, const struct pipe_screen_config *config);
+
+struct pipe_screen *
+pipe_vc5_create_screen(int fd, const struct pipe_screen_config *config);
+
+struct pipe_screen *
+pipe_pl111_create_screen(int fd, const struct pipe_screen_config *config);
+
+struct pipe_screen *
+pipe_etna_create_screen(int fd, const struct pipe_screen_config *config);
+
+struct pipe_screen *
+pipe_imx_drm_create_screen(int fd, const struct pipe_screen_config *config);
+
+struct pipe_screen *
+pipe_tegra_create_screen(int fd, const struct pipe_screen_config *config);
+
+const struct drm_conf_ret *
+pipe_default_configuration_query(enum drm_conf conf);