K 10
svn:author
V 8
bdrewery
K 8
svn:date
V 27
2017-02-03T16:27:23.938781Z
K 7
svn:log
V 288
native-xtools: Add missing readelf.

The switch to elftoolchain's readelf in r280859 caused native-xtools
to no longer build readelf.  This fixes poudriere builds not using
a native readelf when expected.

Reported by:	strejda on freenode
MFC after:	2 weeks
Sponsored by:	Dell EMC Isilon

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