ports/181516: [ports/multimedia/ffmpeg] Fix build error with perl 5.18

[Norikatsu Shigemura]

>Number:         181516
>Category:       ports
>Synopsis:       [ports/multimedia/ffmpeg] Fix build error with perl 5.18
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-ports-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Aug 25 05:50:00 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator:     Norikatsu Shigemura
>Release:        FreeBSD/amd64 on 10-current
>Organization:
Personal
>Environment:
FreeBSD pelsia.ninth-nine.com 10.0-CURRENT FreeBSD 10.0-CURRENT #6 r254715M: Sat Aug 24 10:27:09 JST 2013     nork at pelsia.ninth-nine.com:/usr/obj/usr/src/sys/PELSIA  amd64

>Description:
ffmpeg's document (doc/protocols.texi) has UTF-8 full-width hyphen,
so break .pod file with perl5.18.
>How-To-Repeat:
$ cd /usr/ports/multimedia/ffmpeg
$ env PERL_VERSION=5.18.1 make
 :
MAN     doc/ffmpeg.1
Wide character in printf at /usr/local/lib/perl5/5.18/Pod/Simple.pm line 539.
doc/ffmpeg.pod around line 4218: Non-ASCII character seen before =encoding in 'multime‐'. Assuming UTF-8
POD document had syntax errors at /usr/local/bin/pod2man line 71.
gmake[2]: *** [doc/ffmpeg.1] Error 255

>Fix:
Please apply my patch.

Patch attached with submission follows:

Index: files/patch-doc-protocols.texi
===================================================================
--- files/patch-doc-protocols.texi	(revision 0)
+++ files/patch-doc-protocols.texi	(working copy)
@@ -0,0 +1,11 @@
+--- doc/protocols.texi.orig	2013-02-18 07:46:23.000000000 +0900
++++ doc/protocols.texi	2013-08-25 14:29:54.989021455 +0900
+@@ -155,7 +155,7 @@
+ 
+ Real-Time Messaging Protocol.
+ 
+-The Real-Time Messaging Protocol (RTMP) is used for streaming multime‐
++The Real-Time Messaging Protocol (RTMP) is used for streaming multime --
+ dia content across a TCP/IP network.
+ 
+ The required syntax is:


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