1. Download and place GNU patch in the directory
you want to patch.
2. Type cmd
in Run and tab your way to where GNU Patch is.
3. Write patch
-[parameter] < my-patch.diff
4. The file my-patch.diff
is the actual patch you want to apply.
Example: C:\Program
Files\DCpp_orig>patch -p1 < my-patch.diff
C:\Program Files\DCpp_orig is the directory that is going to be patched.
p1 gives the entire file name unmodified with out a leading slash.
Parameters and more information on how to use GNU Diff can be
found in the documentation for GNU Diff which should have come included
with GNU Diff. Otherwise, the manual can be found at the GNU Diff manual