The PATCH package provides the patch command, which applies GNU diff
files to originals. The diff command is used to compare an original to a changed
file. The diff command lists the changes made to the file. A person who has the
original file can then use the patch command with the diff file to add the
changes to their original file, patching the file.
Synopsis
patch [OPTION]... [ORIGFILE [PATCHFILE]]
The following list describes options for the patch co
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