Your bug report

#11067: diff-no-select assumes diff-command understands -L option

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 11067@debbugs.gnu.org.

-- 
11067: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=11067
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