diff --git a/en_US.ISO8859-1/books/porters-handbook/book.xml b/en_US.ISO8859-1/books/porters-handbook/book.xml
index ef50257a1e..c64cdc7d8c 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.xml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.xml
@@ -5726,17 +5726,13 @@ IGNORE=	may not be redistributed because of licensing reasons. Please visit <rep
 CPPFLAGS+=	-I${LOCALBASE}/include
 LDFLAGS+=	-L${LOCALBASE}/lib
 
-GNU_CONFIGURE=	yes
-CONFIGURE_ENV=	CPPFLAGS="${CPPFLAGS}" \
-		LDFLAGS="${LDFLAGS}"</programlisting>
+GNU_CONFIGURE=	yes</programlisting>
 
 	<para>Of course, the code can be more compact if there are no
 	  more flags to pass to <command>configure</command>:</para>
 
 	<programlisting>USE_GETTEXT=	yes
-GNU_CONFIGURE=	yes
-CONFIGURE_ENV=	CPPFLAGS="-I${LOCALBASE}/include" \
-		LDFLAGS="-L${LOCALBASE}/lib"</programlisting>
+GNU_CONFIGURE=	yes</programlisting>
       </sect2>
 
       <sect2>