K 10
svn:author
V 6
yuripv
K 8
svn:date
V 27
2020-12-30T01:12:08.455508Z
K 7
svn:log
V 305
xargs: compile yesexpr as ERE

yesexpr is an extended regular expression for quite some time now,
use appropriate flag when compiling it.

PR:		238762

(cherry picked from commit 0d2dcf2166f77fab2af39d9e89bff157ffc0ca5b)

Git Hash:   708c0a585e9b60276ec8c81a04805898c7a0da4f
Git Author: yuripv@FreeBSD.org
END