debdrup@deepthought.local:/usr/doc % git arc patch D27848
Checking patch documentation/content/en/books/handbook/cutting-edge/_index.adoc...
error: while searching for:
# make -j4 buildworld  <.>
# make -j4 kernel      <.>
# shutdown -r now      <.>
# cd /usr/src          <.>
# make installworld    <.>
# mergemaster -Ui      <.>
# shutdown -r now      1<.>
....

<.> Get the latest version of the source. See <<updating-src-obtaining-src>> for more information on obtaining and updating source.

error: patch failed: documentation/content/en/books/handbook/cutting-edge/_index.adoc:602
Hunk #2 succeeded at 635 (offset 14 lines).
error: while searching for:

A few final tasks complete the update. Any modified configuration files are merged with the new versions, outdated libraries are located and removed, then the system is restarted.

[[updating-src-completing-merge-mergemaster]]
==== Merging Configuration Files with man:mergemaster[8]

man:mergemaster[8] provides an easy way to merge changes that have been made to system configuration files with new versions of those files.

With `-Ui`, man:mergemaster[8] automatically updates files that have not been user-modified and installs new files that are not already present:

[source,bash]

error: patch failed: documentation/content/en/books/handbook/cutting-edge/_index.adoc:829
Applying patch documentation/content/en/books/handbook/cutting-edge/_index.adoc with 2 rejects...
Rejected hunk #1.
Hunk #2 applied cleanly.
Rejected hunk #3.

 Patch Failed!
 Usage Exception: Unable to apply patch!