bin/58133: back port libmap.conf feature for 4-stable

[Norikatsu Shigemura]

On Thu, 16 Oct 2003 23:29:23 -0700 (PDT)
Kris Kennaway <kris at freebsd.org> wrote:
> Synopsis: back port libmap.conf feature for 4-stable
> Responsible-Changed-From-To: freebsd-bugs->mdodd
> Responsible-Changed-By: kris
> Responsible-Changed-When: Thu Oct 16 23:29:13 PDT 2003
> Responsible-Changed-Why: 
> Assign to libmap.conf author

	I'm not src committer, but I am always ready to maintain
	(only MFC) this.