c-file-style in buffer local variables does not work

[Kan-Ru C. <ka...@ka...>]

http://emacsbugs.donarmstrong.com/4146

Seems introduced by a commit on MAIN branch and later fixed in the
EMACS_23_1_RC branch. But the fix did not merge back to cvs head,
c-file-style is still broken.

-- 
Kan-Ru Chen | http://kanru.info

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