Your bug report

#21311: 25.0.50; non-defvared hooks are not declared special with lexical-binding

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 21311@debbugs.gnu.org.

-- 
21311: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=21311
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