Index: uspace/lib/memgfx/include/memgfx/memgc.h
===================================================================
--- uspace/lib/memgfx/include/memgfx/memgc.h	(revision f8375f741d0ccd376851c593af6a16c2591aa927)
+++ uspace/lib/memgfx/include/memgfx/memgc.h	(revision b7eea3c9f68f6a2c4ab07505f34a1dcf45c4bd83)
@@ -48,4 +48,5 @@
     mem_gc_update_cb_t, void *, mem_gc_t **);
 extern errno_t mem_gc_delete(mem_gc_t *);
+extern void mem_gc_retarget(mem_gc_t *, gfx_rect_t *, gfx_bitmap_alloc_t *);
 extern gfx_context_t *mem_gc_get_ctx(mem_gc_t *);