K 10
svn:author
V 7
asomers
K 8
svn:date
V 27
2019-08-24T18:00:18.355067Z
K 7
svn:log
V 335
ping: fix unaligned access to ancillary data

Use CMSG_FIRSTHDR rather than assume that an array is correctly aligned.
Fixes warnings on sparc64 and powerpcspe.

Submitted by:	Ján Sučan <sucanjan@gmail.com>
MFH:		2 weeks
Sponsored by:	Google LLC (Google Summer of Code 2019)
Differential Revision:	https://reviews.freebsd.org/D21406

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