Your bug report

#18384: 24.3.93; posn-col-row and posn-actual-col-row return different row number for point-min when header-line-format is non-nil

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 18384@debbugs.gnu.org.

-- 
18384: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=18384
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