-functions are not completely implemented yet.
-
-Within comments, special placeholders exist. This way functions (and,
-later, other objects cann be referenced in a way that automatically
-updates the displayed string inside the comment. The syntax for a
-function reference is ``#F<0xABCD1234>``.
+functions are not completely implemented yet. Within the text of
+comments, special :doc:`macros` can be used.