RFC: some patches to the Porter's Handbook

[Jason Helfman]

On Wed, Jun 01, 2011 at 12:04:13AM -0500, Mark Linimon thus spake:
>When going through the "Using" sections, I always get irritated by
>having to figure out where the makevars that they are talking about
>are defined.  This patch adds some crossrefs to the CVSWeb pages
>for them.  (In a few cases, the filenames were mentioned, but they
>weren't CVSWeb references.)
>
>Does anyone have any objection to the following?
>
>mcl
>
Good idea. You may want to consider using '&url.base':

<ulink url="&url.base;/cgi/cvsweb.cgi/ports/Mk/bsd.port.mk">

-jgh