diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index 5a3cc4ad7b..84d5616224 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -629,15 +629,16 @@ PLIST_DIRS=     lib/X11/oneko</programlisting>
 	<title>Patching</title>
 
 	<para>In the preparation of the port, files that have been added or
-	  changed can be picked up with a recursive &man.diff.1;
-	  for later feeding to &man.patch.1;.  Each set of patches you
-	  wish to apply should be collected into a file named
+	  changed can be picked up with a &man.diff.1;
+	  for later feeding to &man.patch.1;.  Each patch you
+	  wish to apply should be saved into a file named
 	  <filename>patch-<replaceable>*</replaceable></filename> where
 	  <replaceable>*</replaceable> indicates
-	  the pathnames of the files that are patched,
+	  the pathname of the file that is patched,
 	  such as <filename>patch-Imakefile</filename> or
 	  <filename>patch-src-config.h</filename>.  These files should
-	  be stored in <makevar>PATCHDIR</makevar>, from where they will be
+	  be stored in <makevar>PATCHDIR</makevar>
+	  (usually <filename>files/</filename>, from where they will be
 	  automatically applied.  All patches must be relative to
 	  <makevar>WRKSRC</makevar> (generally the directory your port's
 	  tarball unpacks itself into, that being where the build is done).
@@ -673,6 +674,21 @@ PLIST_DIRS=     lib/X11/oneko</programlisting>
 	  lines!); define <literal>USE_AUTOTOOLS=autoconf:253</literal> and take the
 	  diffs of <filename>configure.in</filename>.</para>
 
+	<para>If you had to delete a file, then you can do it in the
+	  <maketarget>post-extract</maketarget> target rather than as part of
+	  the patch.</para>
+
+	<para>Simple replacements can be performed directly from the port
+	  <filename>Makefile</filename> using the in-place mode of
+	  &man.sed.1;.  This is very useful when you need to patch in
+	  a variable value. Example:</para>
+
+	<programlisting>USE_REINPLACE=	yes
+
+post-patch:
+	@${REINPLACE_CMD} -e 's|for Linux|for FreeBSD|g' ${WRKSRC}/README
+	@${REINPLACE_CMD} -e 's|-pthread|${PTHREAD_LIBS}|' ${WRKSRC}/configure</programlisting>
+
 	<para>Quite often, there is a situation when the software being
 	  ported, especially if it is primarily developed on &windows;, uses
 	  the CR/LF convention for most of its source files.  This may cause
@@ -691,11 +707,6 @@ post-extract:
 	  <option>-iregex</option> above can be omitted.  Be aware that this
 	  piece of code will strip all trailing control characters from each
 	  line of processed file (except <literal>\n</literal>).</para>
-
-	<para>Also, if you had to delete a file, then you can do it in the
-	  <maketarget>post-extract</maketarget> target rather than as part of
-	  the patch.  Once you are happy with the resulting diff, please split
-	  it up into one source file per patch file.</para>
       </sect1>
 
       <sect1 id="slow-configure">