git: ping6(8): Fix a -Wcast-qual warning with a cast and raise WARNS to 6.

[Sascha Wildner]

commit 6773d1e9a6d4ec886a6de9d0bd804f0864683633
Author: Sascha Wildner <saw at online.de>
Date:   Sun Feb 28 23:36:44 2016 +0100

    ping6(8): Fix a -Wcast-qual warning with a cast and raise WARNS to 6.

Summary of changes:
 sbin/ping6/Makefile | 3 ---
 sbin/ping6/ping6.c  | 2 +-
 2 files changed, 1 insertion(+), 4 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/6773d1e9a6d4ec886a6de9d0bd804f0864683633


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