From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Philipp Stephani
It is not backward compatible, since `fboundp' retur= ns t if
there is a function value and `symbol-function' returns that
function value.=C2=A0 This will break any code that depends on
getting t or nil.