Variable: c-nonlabel-token-key
c-nonlabel-token-key is a buffer-local variable defined in
cc-engine.el.gz.
Documentation
Regexp matching things that can't occur in generic colon labels,
neither in a statement nor in a declaration context. The regexp is
tested at the beginning of every sexp in a suspected label,
i.e. before ":". Only used if c-recognize-colon-labels is set.
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/cc-engine.el.gz
(c-declare-lang-variables)