docs/173155: add Makefile to Handbook Jails chapter

[Rene Ladan]

>Number:         173155
>Category:       docs
>Synopsis:       add Makefile to Handbook Jails chapter
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-doc
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          doc-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Oct 28 17:30:00 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator:     Rene Ladan
>Release:        FreeBSD 10-amd64
>Organization:
>Environment:
doc/head revision 39827
>Description:
Unlike the other chapters in the FreeBSD Handbook, the Jails chapter has no standalone Makefile.
>How-To-Repeat:
Noticed at http://people.freebsd.org/~pgj/checkupdate/fdp.nl.diffs.txt
>Fix:
Add a chapter Makefile based on handbook/x11/Makefile

Patch attached with submission follows:

Index: en_US.ISO8859-1/books/handbook/jails/Makefile
===================================================================
--- en_US.ISO8859-1/books/handbook/jails/Makefile	(revision 0)
+++ en_US.ISO8859-1/books/handbook/jails/Makefile	(working copy)
@@ -0,0 +1,15 @@
+#
+# Build the Handbook with just the content from this chapter.
+#
+# $FreeBSD$
+#
+
+CHAPTERS= 	jails/chapter.xml
+
+VPATH=		..
+
+MASTERDOC=	${.CURDIR}/../${DOC}.${DOCBOOKSUFFIX}
+
+DOC_PREFIX?= 	${.CURDIR}/../../../..
+
+.include "../Makefile"


>Release-Note:
>Audit-Trail:
>Unformatted: