docs/184474: minor grammar nit s/listening/listen

[Diane Bruce]

>Number:         184474
>Category:       docs
>Synopsis:       minor grammar nit s/listening/listen
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-doc
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          change-request
>Submitter-Id:   current-users
>Arrival-Date:   Tue Dec 03 16:20:00 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator:     Diane Bruce
>Release:        FreeBSD 9.1-STABLE amd64
>Organization:
I wish I was organised
>Environment:
System: FreeBSD night.db.net 9.1-STABLE FreeBSD 9.1-STABLE #17 r249713: Sat Apr 20 18:27:18 EST 2013 root at night.db.net:/usr/obj/usr/src/sys/GENERIC amd64



Index: en_US.ISO8859-1/books/handbook/security/chapter.xml
===================================================================
--- en_US.ISO8859-1/books/handbook/security/chapter.xml	(revision 43275)
+++ en_US.ISO8859-1/books/handbook/security/chapter.xml	(working copy)
@@ -2531,7 +2531,7 @@
         phase2          15 sec;
 }
 
-listen	# address [port] that racoon will listening on
+listen	# address [port] that racoon will listen on
 {
         isakmp          172.16.5.4 [500];
         isakmp_natt     172.16.5.4 [4500];

>Description:
>How-To-Repeat:
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted: