5 files changed, 8 insertions, 5 deletions
diff --git a/include/wlr/backend/drm.h b/include/wlr/backend/drm.h
index 14fafe10..7f41ca15 100644
--- a/include/wlr/backend/drm.h
+++ b/include/wlr/backend/drm.h
@@ -14,7 +14,8 @@
  * a DRM backend, other kinds of backends raise SIGABRT).
  */
 struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
-	struct wlr_session *session, int gpu_fd, struct wlr_backend *parent);
+	struct wlr_session *session, int gpu_fd, struct wlr_backend *parent,
+	wlr_renderer_create_func_t create_renderer_func);
 
 bool wlr_backend_is_drm(struct wlr_backend *backend);
 bool wlr_output_is_drm(struct wlr_output *output);
diff --git a/include/wlr/backend/headless.h b/include/wlr/backend/headless.h
index ee784a0d..02c7cd11 100644
--- a/include/wlr/backend/headless.h
+++ b/include/wlr/backend/headless.h
@@ -9,7 +9,8 @@
  * Creates a headless backend. A headless backend has no outputs or inputs by
  * default.
  */
-struct wlr_backend *wlr_headless_backend_create(struct wl_display *display);
+struct wlr_backend *wlr_headless_backend_create(struct wl_display *display,
+	wlr_renderer_create_func_t create_renderer_func);
 /**
  * Create a new headless output backed by an in-memory EGL framebuffer. You can
  * read pixels from this framebuffer via wlr_renderer_read_pixels but it is
diff --git a/include/wlr/backend/multi.h b/include/wlr/backend/multi.h
index 842eed67..1e04dba4 100644
--- a/include/wlr/backend/multi.h
+++ b/include/wlr/backend/multi.h
@@ -13,7 +13,7 @@ struct wlr_backend *wlr_multi_backend_create(struct wl_display *display);
  * Adds the given backend to the multi backend. This should be done before the
  * new backend is started.
  */
-void wlr_multi_backend_add(struct wlr_backend *multi,
+bool wlr_multi_backend_add(struct wlr_backend *multi,
 	struct wlr_backend *backend);
 
 void wlr_multi_backend_remove(struct wlr_backend *multi,
diff --git a/include/wlr/backend/wayland.h b/include/wlr/backend/wayland.h
index 31a14c97..119ea247 100644
--- a/include/wlr/backend/wayland.h
+++ b/include/wlr/backend/wayland.h
@@ -16,7 +16,8 @@
  * to NULL for the default behaviour (WAYLAND_DISPLAY env variable or wayland-0
  * default)
  */
-struct wlr_backend *wlr_wl_backend_create(struct wl_display *display, const char *remote);
+struct wlr_backend *wlr_wl_backend_create(struct wl_display *display, const char *remote,
+	wlr_renderer_create_func_t create_renderer_func);
 
 /**
  * Adds a new output to this backend. You may remove outputs by destroying them.
diff --git a/include/wlr/backend/x11.h b/include/wlr/backend/x11.h
index 7bc1f891..56360bf7 100644
--- a/include/wlr/backend/x11.h
+++ b/include/wlr/backend/x11.h
@@ -8,7 +8,7 @@
 #include <wlr/types/wlr_output.h>
 
 struct wlr_backend *wlr_x11_backend_create(struct wl_display *display,
-	const char *x11_display);
+	const char *x11_display, wlr_renderer_create_func_t create_renderer_func);
 struct wlr_output *wlr_x11_output_create(struct wlr_backend *backend);
 
 bool wlr_backend_is_x11(struct wlr_backend *backend);